diff options
Diffstat (limited to 'sys-cluster/lustre')
15 files changed, 2120 insertions, 0 deletions
diff --git a/sys-cluster/lustre/files/0001-LU-1337-vfs-kernel-3.1-renames-lock-manager-ops.patch b/sys-cluster/lustre/files/0001-LU-1337-vfs-kernel-3.1-renames-lock-manager-ops.patch new file mode 100644 index 000000000..44cc8cec3 --- /dev/null +++ b/sys-cluster/lustre/files/0001-LU-1337-vfs-kernel-3.1-renames-lock-manager-ops.patch @@ -0,0 +1,190 @@ +From 0635f4d7cde2da46e05ba6be6d6dd26e72814ff8 Mon Sep 17 00:00:00 2001 +From: Liu Xuezhao <xuezhao.liu@emc.com> +Date: Thu, 9 Aug 2012 10:37:39 +0800 +Subject: [PATCH 01/13] LU-1337 vfs: kernel 3.1 renames lock-manager ops + +Kernel 3.1 renames lock-manager ops(lock_manager_operations) from +fl_xxx to lm_xxx (commit 8fb47a4fbf858a164e973b8ea8ef5e83e61f2e50). + +Add LC_LM_XXX_LOCK_MANAGER_OPS/HAVE_LM_XXX_LOCK_MANAGER_OPS to check. + +Re-arrange several macro definitions in lustre-core.m4 as kernel +version sequence. + +Signed-off-by: Liu Xuezhao <xuezhao.liu@emc.com> +Change-Id: Ic86ec9db2f8262ef7ab9f5f2fb51ca79591120a4 +--- + lustre/autoconf/lustre-core.m4 | 85 +++++++++++++++++++++------------- + lustre/include/linux/lustre_compat25.h | 4 ++ + lustre/llite/file.c | 18 +++---- + 3 files changed, 67 insertions(+), 40 deletions(-) + +diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4 +index 64c14e5..403add5 100644 +--- a/lustre/autoconf/lustre-core.m4 ++++ b/lustre/autoconf/lustre-core.m4 +@@ -1729,6 +1729,18 @@ EXTRA_KCFLAGS="$tmp_flags" + ]) + + # ++# 2.6.38 export simple_setattr ++# ++AC_DEFUN([LC_EXPORT_SIMPLE_SETATTR], ++[LB_CHECK_SYMBOL_EXPORT([simple_setattr], ++[fs/libfs.c],[ ++AC_DEFINE(HAVE_SIMPLE_SETATTR, 1, ++ [simple_setattr is exported by the kernel]) ++],[ ++]) ++]) ++ ++# + # 2.6.39 remove unplug_fn from request_queue. + # + AC_DEFUN([LC_REQUEST_QUEUE_UNPLUG_FN], +@@ -1798,14 +1810,42 @@ LB_LINUX_TRY_COMPILE([ + ]) + + # +-# 2.6.38 export simple_setattr ++# 3.1.1 has ext4_blocks_for_truncate + # +-AC_DEFUN([LC_EXPORT_SIMPLE_SETATTR], +-[LB_CHECK_SYMBOL_EXPORT([simple_setattr], +-[fs/libfs.c],[ +-AC_DEFINE(HAVE_SIMPLE_SETATTR, 1, +- [simple_setattr is exported by the kernel]) ++AC_DEFUN([LC_BLOCKS_FOR_TRUNCATE], ++[AC_MSG_CHECKING([if kernel has ext4_blocks_for_truncate]) ++LB_LINUX_TRY_COMPILE([ ++ #include <linux/fs.h> ++ #include "$LINUX/fs/ext4/ext4_jbd2.h" ++ #include "$LINUX/fs/ext4/truncate.h" + ],[ ++ ext4_blocks_for_truncate(NULL); ++],[ ++ AC_MSG_RESULT([yes]) ++ AC_DEFINE(HAVE_BLOCKS_FOR_TRUNCATE, 1, ++ [kernel has ext4_blocks_for_truncate]) ++],[ ++ AC_MSG_RESULT([no]) ++]) ++]) ++ ++# ++# 3.1 renames lock-manager ops(lock_manager_operations) from fl_xxx to lm_xxx ++# see kernel commit 8fb47a4fbf858a164e973b8ea8ef5e83e61f2e50 ++# ++AC_DEFUN([LC_LM_XXX_LOCK_MANAGER_OPS], ++[AC_MSG_CHECKING([if lock-manager ops renamed to lm_xxx]) ++LB_LINUX_TRY_COMPILE([ ++ #include <linux/fs.h> ++],[ ++ struct lock_manager_operations lm_ops; ++ lm_ops.lm_compare_owner = NULL; ++],[ ++ AC_DEFINE(HAVE_LM_XXX_LOCK_MANAGER_OPS, 1, ++ [lock-manager ops renamed to lm_xxx]) ++ AC_MSG_RESULT([yes]) ++],[ ++ AC_MSG_RESULT([no]) + ]) + ]) + +@@ -1848,26 +1888,6 @@ LB_LINUX_TRY_COMPILE([ + ]) + + # +-# 3.1.1 has ext4_blocks_for_truncate +-# +-AC_DEFUN([LC_BLOCKS_FOR_TRUNCATE], +-[AC_MSG_CHECKING([if kernel has ext4_blocks_for_truncate]) +-LB_LINUX_TRY_COMPILE([ +- #include <linux/fs.h> +- #include "$LINUX/fs/ext4/ext4_jbd2.h" +- #include "$LINUX/fs/ext4/truncate.h" +-],[ +- ext4_blocks_for_truncate(NULL); +-],[ +- AC_MSG_RESULT([yes]) +- AC_DEFINE(HAVE_BLOCKS_FOR_TRUNCATE, 1, +- [kernel has ext4_blocks_for_truncate]) +-],[ +- AC_MSG_RESULT([no]) +-]) +-]) +- +-# + # LC_PROG_LINUX + # + # Lustre linux kernel checks +@@ -2008,15 +2028,18 @@ AC_DEFUN([LC_PROG_LINUX], + + # 2.6.39 + LC_REQUEST_QUEUE_UNPLUG_FN +- LC_HAVE_FSTYPE_MOUNT +- +- # 3.3 +- LC_HAVE_MIGRATE_HEADER +- LC_MIGRATEPAGE_4ARGS ++ LC_HAVE_FSTYPE_MOUNT + + # 3.1.1 + LC_BLOCKS_FOR_TRUNCATE + ++ # 3.1 ++ LC_LM_XXX_LOCK_MANAGER_OPS ++ ++ # 3.3 ++ LC_HAVE_MIGRATE_HEADER ++ LC_MIGRATEPAGE_4ARGS ++ + # + if test x$enable_server = xyes ; then + AC_DEFINE(HAVE_SERVER_SUPPORT, 1, [support server]) +diff --git a/lustre/include/linux/lustre_compat25.h b/lustre/include/linux/lustre_compat25.h +index 172da72..41b4516 100644 +--- a/lustre/include/linux/lustre_compat25.h ++++ b/lustre/include/linux/lustre_compat25.h +@@ -808,5 +808,9 @@ static inline bool selinux_is_enabled(void) + } + #endif + ++#ifndef HAVE_LM_XXX_LOCK_MANAGER_OPS ++# define lm_compare_owner fl_compare_owner ++#endif ++ + #endif /* __KERNEL__ */ + #endif /* _COMPAT25_H */ +diff --git a/lustre/llite/file.c b/lustre/llite/file.c +index 96379d6..1525b07 100644 +--- a/lustre/llite/file.c ++++ b/lustre/llite/file.c +@@ -2150,15 +2150,15 @@ int ll_file_flock(struct file *file, int cmd, struct file_lock *file_lock) + } + flock.l_flock.pid = file_lock->fl_pid; + +- /* Somewhat ugly workaround for svc lockd. +- * lockd installs custom fl_lmops->fl_compare_owner that checks +- * for the fl_owner to be the same (which it always is on local node +- * I guess between lockd processes) and then compares pid. +- * As such we assign pid to the owner field to make it all work, +- * conflict with normal locks is unlikely since pid space and +- * pointer space for current->files are not intersecting */ +- if (file_lock->fl_lmops && file_lock->fl_lmops->fl_compare_owner) +- flock.l_flock.owner = (unsigned long)file_lock->fl_pid; ++ /* Somewhat ugly workaround for svc lockd. ++ * lockd installs custom fl_lmops->lm_compare_owner that checks ++ * for the fl_owner to be the same (which it always is on local node ++ * I guess between lockd processes) and then compares pid. ++ * As such we assign pid to the owner field to make it all work, ++ * conflict with normal locks is unlikely since pid space and ++ * pointer space for current->files are not intersecting */ ++ if (file_lock->fl_lmops && file_lock->fl_lmops->lm_compare_owner) ++ flock.l_flock.owner = (unsigned long)file_lock->fl_pid; + + switch (file_lock->fl_type) { + case F_RDLCK: +-- +1.7.12 + diff --git a/sys-cluster/lustre/files/0002-LU-1337-vfs-kernel-3.1-kills-inode-i_alloc_sem.patch b/sys-cluster/lustre/files/0002-LU-1337-vfs-kernel-3.1-kills-inode-i_alloc_sem.patch new file mode 100644 index 000000000..04ccefe11 --- /dev/null +++ b/sys-cluster/lustre/files/0002-LU-1337-vfs-kernel-3.1-kills-inode-i_alloc_sem.patch @@ -0,0 +1,446 @@ +From 13a22da522d306d69511e439406d2f986a596adb Mon Sep 17 00:00:00 2001 +From: Liu Xuezhao <xuezhao.liu@emc.com> +Date: Sun, 22 Jul 2012 01:07:18 +0800 +Subject: [PATCH 02/13] LU-1337 vfs: kernel 3.1 kills inode->i_alloc_sem + +Kernel 3.1 kills inode->i_alloc_sem, use i_dio_count and +inode_dio_wait/inode_dio_done instead. +(kernel commit bd5fe6c5eb9c548d7f07fe8f89a150bb6705e8e3). + +Add HAVE_INODE_DIO_WAIT to differentiate it. +Add INODE_DIO_LOCK_WRITE/INODE_DIO_RELEASE_WRITE, + INODE_DIO_LOCK_READ/INODE_DIO_RELEASE_READ macros. + +Signed-off-by: Liu Xuezhao <xuezhao.liu@emc.com> +Change-Id: Ife36e07a85c76153985a4a86ee1973262c4c0e27 +--- + lustre/autoconf/lustre-core.m4 | 22 ++++++++++++ + lustre/include/linux/lustre_compat25.h | 18 ++++++---- + lustre/llite/llite_lib.c | 4 +-- + lustre/llite/vvp_io.c | 27 ++++++-------- + lustre/llite/vvp_page.c | 1 - + lustre/obdfilter/filter.c | 65 +++++++++++++++++----------------- + lustre/obdfilter/filter_io.c | 28 ++++++++------- + lustre/obdfilter/filter_io_26.c | 10 +++--- + lustre/osc/osc_cache.c | 6 ++-- + lustre/osd-ldiskfs/osd_io.c | 1 - + 10 files changed, 102 insertions(+), 80 deletions(-) + +diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4 +index 403add5..0aef14f 100644 +--- a/lustre/autoconf/lustre-core.m4 ++++ b/lustre/autoconf/lustre-core.m4 +@@ -1850,6 +1850,27 @@ LB_LINUX_TRY_COMPILE([ + ]) + + # ++# 3.1 kills inode->i_alloc_sem, use i_dio_count and inode_dio_wait/ ++# inode_dio_done instead. ++# see kernel commit bd5fe6c5eb9c548d7f07fe8f89a150bb6705e8e3 ++# ++AC_DEFUN([LC_INODE_DIO_WAIT], ++[AC_MSG_CHECKING([if inode->i_alloc_sem is killed and use inode_dio_wait/done.]) ++LB_LINUX_TRY_COMPILE([ ++ #include <linux/fs.h> ++],[ ++ inode_dio_wait((struct inode *)0); ++ inode_dio_done((struct inode *)0); ++],[ ++ AC_DEFINE(HAVE_INODE_DIO_WAIT, 1, ++ [inode->i_alloc_sem is killed and use inode_dio_wait/done]) ++ AC_MSG_RESULT([yes]) ++],[ ++ AC_MSG_RESULT([no]) ++]) ++]) ++ ++# + # 3.3 introduces migrate_mode.h and migratepage has 4 args + # + AC_DEFUN([LC_HAVE_MIGRATE_HEADER], +@@ -2035,6 +2056,7 @@ AC_DEFUN([LC_PROG_LINUX], + + # 3.1 + LC_LM_XXX_LOCK_MANAGER_OPS ++ LC_INODE_DIO_WAIT + + # 3.3 + LC_HAVE_MIGRATE_HEADER +diff --git a/lustre/include/linux/lustre_compat25.h b/lustre/include/linux/lustre_compat25.h +index 41b4516..bb45125 100644 +--- a/lustre/include/linux/lustre_compat25.h ++++ b/lustre/include/linux/lustre_compat25.h +@@ -269,13 +269,17 @@ static inline int mapping_has_pages(struct address_space *mapping) + (type *)( (char *)__mptr - offsetof(type,member) );}) + #endif + +-#define UP_WRITE_I_ALLOC_SEM(i) up_write(&(i)->i_alloc_sem) +-#define DOWN_WRITE_I_ALLOC_SEM(i) down_write(&(i)->i_alloc_sem) +-#define LASSERT_I_ALLOC_SEM_WRITE_LOCKED(i) LASSERT(down_read_trylock(&(i)->i_alloc_sem) == 0) +- +-#define UP_READ_I_ALLOC_SEM(i) up_read(&(i)->i_alloc_sem) +-#define DOWN_READ_I_ALLOC_SEM(i) down_read(&(i)->i_alloc_sem) +-#define LASSERT_I_ALLOC_SEM_READ_LOCKED(i) LASSERT(down_write_trylock(&(i)->i_alloc_sem) == 0) ++#ifdef HAVE_INODE_DIO_WAIT ++# define INODE_DIO_LOCK_WRITE(i) inode_dio_wait(i) ++# define INODE_DIO_RELEASE_WRITE(i) do {} while (0) ++# define INODE_DIO_LOCK_READ(i) atomic_inc(&(i)->i_dio_count) ++# define INODE_DIO_RELEASE_READ(i) inode_dio_done(i) ++#else ++# define INODE_DIO_LOCK_WRITE(i) down_write(&(i)->i_alloc_sem) ++# define INODE_DIO_RELEASE_WRITE(i) up_write(&(i)->i_alloc_sem) ++# define INODE_DIO_LOCK_READ(i) down_read(&(i)->i_alloc_sem) ++# define INODE_DIO_RELEASE_READ(i) up_read(&(i)->i_alloc_sem) ++#endif + + #include <linux/mpage.h> /* for generic_writepages */ + +diff --git a/lustre/llite/llite_lib.c b/lustre/llite/llite_lib.c +index 9980c2c..7f3ac28 100644 +--- a/lustre/llite/llite_lib.c ++++ b/lustre/llite/llite_lib.c +@@ -1439,12 +1439,12 @@ int ll_setattr_raw(struct dentry *dentry, struct iattr *attr) + + if (!S_ISDIR(inode->i_mode)) { + if (ia_valid & ATTR_SIZE) +- UP_WRITE_I_ALLOC_SEM(inode); ++ INODE_DIO_RELEASE_WRITE(inode); + mutex_unlock(&inode->i_mutex); + cfs_down_write(&lli->lli_trunc_sem); + mutex_lock(&inode->i_mutex); + if (ia_valid & ATTR_SIZE) +- DOWN_WRITE_I_ALLOC_SEM(inode); ++ INODE_DIO_LOCK_WRITE(inode); + } + + /* We need a steady stripe configuration for setattr to avoid +diff --git a/lustre/llite/vvp_io.c b/lustre/llite/vvp_io.c +index 50a19c9..0b4cfb5 100644 +--- a/lustre/llite/vvp_io.c ++++ b/lustre/llite/vvp_io.c +@@ -295,7 +295,7 @@ static int vvp_io_setattr_iter_init(const struct lu_env *env, + */ + mutex_unlock(&inode->i_mutex); + if (cl_io_is_trunc(ios->cis_io)) +- UP_WRITE_I_ALLOC_SEM(inode); ++ INODE_DIO_RELEASE_WRITE(inode); + cio->u.setattr.cui_locks_released = 1; + return 0; + } +@@ -348,7 +348,7 @@ static int vvp_io_setattr_trunc(const struct lu_env *env, + const struct cl_io_slice *ios, + struct inode *inode, loff_t size) + { +- DOWN_WRITE_I_ALLOC_SEM(inode); ++ INODE_DIO_LOCK_WRITE(inode); + return 0; + } + +@@ -420,7 +420,7 @@ static void vvp_io_setattr_fini(const struct lu_env *env, + if (cio->u.setattr.cui_locks_released) { + mutex_lock(&inode->i_mutex); + if (cl_io_is_trunc(io)) +- DOWN_WRITE_I_ALLOC_SEM(inode); ++ INODE_DIO_LOCK_WRITE(inode); + cio->u.setattr.cui_locks_released = 0; + } + vvp_io_fini(env, ios); +@@ -689,28 +689,26 @@ static int vvp_io_fault_start(const struct lu_env *env, + + /* must return locked page */ + if (fio->ft_mkwrite) { +- /* we grab alloc_sem to exclude truncate case. +- * Otherwise, we could add dirty pages into osc cache +- * while truncate is on-going. */ +- DOWN_READ_I_ALLOC_SEM(inode); +- +- LASSERT(cfio->ft_vmpage != NULL); +- lock_page(cfio->ft_vmpage); ++ LASSERT(cfio->ft_vmpage != NULL); ++ lock_page(cfio->ft_vmpage); + } else { + result = vvp_io_kernel_fault(cfio); + if (result != 0) + return result; + } + +- vmpage = cfio->ft_vmpage; +- LASSERT(PageLocked(vmpage)); ++ vmpage = cfio->ft_vmpage; ++ LASSERT(PageLocked(vmpage)); + + if (OBD_FAIL_CHECK(OBD_FAIL_LLITE_FAULT_TRUNC_RACE)) + ll_invalidate_page(vmpage); + ++ ++ size = i_size_read(inode); + /* Though we have already held a cl_lock upon this page, but + * it still can be truncated locally. */ +- if (unlikely(vmpage->mapping == NULL)) { ++ if (unlikely((vmpage->mapping != inode->i_mapping) || ++ (page_offset(vmpage) > size))) { + CDEBUG(D_PAGE, "llite: fault and truncate race happened!\n"); + + /* return +1 to stop cl_io_loop() and ll_fault() will catch +@@ -758,7 +756,6 @@ static int vvp_io_fault_start(const struct lu_env *env, + } + } + +- size = i_size_read(inode); + last = cl_index(obj, size - 1); + LASSERT(fio->ft_index <= last); + if (fio->ft_index == last) +@@ -777,8 +774,6 @@ out: + /* return unlocked vmpage to avoid deadlocking */ + if (vmpage != NULL) + unlock_page(vmpage); +- if (fio->ft_mkwrite) +- UP_READ_I_ALLOC_SEM(inode); + #ifdef HAVE_VM_OP_FAULT + cfio->fault.ft_flags &= ~VM_FAULT_LOCKED; + #endif +diff --git a/lustre/llite/vvp_page.c b/lustre/llite/vvp_page.c +index b428744..66842a0 100644 +--- a/lustre/llite/vvp_page.c ++++ b/lustre/llite/vvp_page.c +@@ -420,7 +420,6 @@ static void vvp_transient_page_verify(const struct cl_page *page) + struct inode *inode = ccc_object_inode(page->cp_obj); + + LASSERT(!mutex_trylock(&inode->i_mutex)); +- /* LASSERT_SEM_LOCKED(&inode->i_alloc_sem); */ + } + + static int vvp_transient_page_own(const struct lu_env *env, +diff --git a/lustre/obdfilter/filter.c b/lustre/obdfilter/filter.c +index 23a992e..a93501d 100644 +--- a/lustre/obdfilter/filter.c ++++ b/lustre/obdfilter/filter.c +@@ -3343,13 +3343,13 @@ int filter_setattr_internal(struct obd_export *exp, struct dentry *dentry, + } + if (ia_valid & (ATTR_SIZE | ATTR_UID | ATTR_GID)) { + unsigned long now = jiffies; +- /* Filter truncates and writes are serialized by +- * i_alloc_sem, see the comment in +- * filter_preprw_write.*/ +- if (ia_valid & ATTR_SIZE) +- down_write(&inode->i_alloc_sem); ++ /* Filter truncates and writes are serialized. ++ * See the comment in filter_preprw_write.*/ + mutex_lock(&inode->i_mutex); +- fsfilt_check_slow(exp->exp_obd, now, "i_alloc_sem and i_mutex"); ++ if (ia_valid & ATTR_SIZE) ++ INODE_DIO_LOCK_WRITE(inode); ++ fsfilt_check_slow(exp->exp_obd, now, ++ "i_mutex and INODE_DIO_LOCK_WRITE"); + old_size = i_size_read(inode); + } + +@@ -3473,7 +3473,7 @@ out_unlock: + if (ia_valid & (ATTR_SIZE | ATTR_UID | ATTR_GID)) + mutex_unlock(&inode->i_mutex); + if (ia_valid & ATTR_SIZE) +- up_write(&inode->i_alloc_sem); ++ INODE_DIO_RELEASE_WRITE(inode); + if (fcc) + OBD_FREE(fcc, sizeof(*fcc)); + +@@ -3554,14 +3554,14 @@ int filter_setattr(const struct lu_env *env, struct obd_export *exp, + */ + if (oa->o_valid & + (OBD_MD_FLMTIME | OBD_MD_FLATIME | OBD_MD_FLCTIME)) { +- unsigned long now = jiffies; +- down_write(&dentry->d_inode->i_alloc_sem); +- fsfilt_check_slow(exp->exp_obd, now, "i_alloc_sem"); +- fmd = filter_fmd_get(exp, oa->o_id, oa->o_seq); +- if (fmd && fmd->fmd_mactime_xid < oti->oti_xid) +- fmd->fmd_mactime_xid = oti->oti_xid; +- filter_fmd_put(exp, fmd); +- up_write(&dentry->d_inode->i_alloc_sem); ++ unsigned long now = jiffies; ++ INODE_DIO_LOCK_WRITE(dentry->d_inode); ++ fsfilt_check_slow(exp->exp_obd, now, "INODE_DIO_LOCK_WRITE"); ++ fmd = filter_fmd_get(exp, oa->o_id, oa->o_seq); ++ if (fmd && fmd->fmd_mactime_xid < oti->oti_xid) ++ fmd->fmd_mactime_xid = oti->oti_xid; ++ filter_fmd_put(exp, fmd); ++ INODE_DIO_RELEASE_WRITE(dentry->d_inode); + } + + /* setting objects attributes (including owner/group) */ +@@ -4292,28 +4292,29 @@ int filter_destroy(const struct lu_env *env, struct obd_export *exp, + *fcc = oa->o_lcookie; + } + +- /* we're gonna truncate it first in order to avoid possible deadlock: +- * P1 P2 +- * open trasaction open transaction +- * down(i_zombie) down(i_zombie) +- * restart transaction +- * (see BUG 4180) -bzzz +- * +- * take i_alloc_sem too to prevent other threads from writing to the +- * file while we are truncating it. This can cause lock ordering issue +- * between page lock, i_mutex & starting new journal handle. +- * (see bug 20321) -johann +- */ ++ /* we're gonna truncate it first in order to avoid possible deadlock: ++ * P1 P2 ++ * open trasaction open transaction ++ * down(i_zombie) down(i_zombie) ++ * restart transaction ++ * (see BUG 4180) -bzzz ++ * ++ * INODE_DIO_LOCK_WRITE too to prevent other threads from writing to the ++ * file while we are truncating it. This can cause lock ordering issue ++ * between page lock, i_mutex & starting new journal handle. ++ * (see bug 20321) -johann ++ */ + now = jiffies; +- down_write(&dchild->d_inode->i_alloc_sem); ++ INODE_DIO_LOCK_WRITE(dchild->d_inode); + mutex_lock(&dchild->d_inode->i_mutex); +- fsfilt_check_slow(exp->exp_obd, now, "i_alloc_sem and i_mutex"); ++ fsfilt_check_slow(exp->exp_obd, now, ++ "INODE_DIO_LOCK_WRITE and i_mutex"); + + /* VBR: version recovery check */ + rc = filter_version_get_check(exp, oti, dchild->d_inode); + if (rc) { + mutex_unlock(&dchild->d_inode->i_mutex); +- up_write(&dchild->d_inode->i_alloc_sem); ++ INODE_DIO_RELEASE_WRITE(dchild->d_inode); + GOTO(cleanup, rc); + } + +@@ -4321,7 +4322,7 @@ int filter_destroy(const struct lu_env *env, struct obd_export *exp, + NULL, 1); + if (IS_ERR(handle)) { + mutex_unlock(&dchild->d_inode->i_mutex); +- up_write(&dchild->d_inode->i_alloc_sem); ++ INODE_DIO_RELEASE_WRITE(dchild->d_inode); + GOTO(cleanup, rc = PTR_ERR(handle)); + } + +@@ -4333,7 +4334,7 @@ int filter_destroy(const struct lu_env *env, struct obd_export *exp, + rc = fsfilt_setattr(obd, dchild, handle, &iattr, 1); + rc2 = fsfilt_commit(obd, dchild->d_inode, handle, 0); + mutex_unlock(&dchild->d_inode->i_mutex); +- up_write(&dchild->d_inode->i_alloc_sem); ++ INODE_DIO_RELEASE_WRITE(dchild->d_inode); + if (rc) + GOTO(cleanup, rc); + if (rc2) +diff --git a/lustre/obdfilter/filter_io.c b/lustre/obdfilter/filter_io.c +index a946d90..3c4dcad 100644 +--- a/lustre/obdfilter/filter_io.c ++++ b/lustre/obdfilter/filter_io.c +@@ -634,7 +634,8 @@ static int filter_grant_check(struct obd_export *exp, struct obdo *oa, + * on mulitple inodes. That isn't all, because there still exists the + * possibility of a truncate starting a new transaction while holding the ext3 + * rwsem = write while some writes (which have started their transactions here) +- * blocking on the ext3 rwsem = read => lock inversion. ++ * blocking on the ext3 rwsem = read => lock inversion. (kernel 3.1 kills the ++ * rwsem and replaces it by i_dio_count and inode_dio_wait/done.) + * + * The handling gets very ugly when dealing with locked pages. It may be easier + * to just get rid of the locked page code (which has problems of its own) and +@@ -730,14 +731,15 @@ static int filter_preprw_write(int cmd, struct obd_export *exp, struct obdo *oa, + + fsfilt_check_slow(obd, now, "preprw_write setup"); + +- /* Filter truncate first locks i_mutex then partially truncated +- * page, filter write code first locks pages then take +- * i_mutex. To avoid a deadlock in case of concurrent +- * punch/write requests from one client, filter writes and +- * filter truncates are serialized by i_alloc_sem, allowing +- * multiple writes or single truncate. */ +- down_read(&dentry->d_inode->i_alloc_sem); +- fsfilt_check_slow(obd, now, "i_alloc_sem"); ++ /* Filter truncate first locks i_mutex then partially truncated ++ * page, filter write code first locks pages then take ++ * i_mutex. To avoid a deadlock in case of concurrent ++ * punch/write requests from one client, filter writes and ++ * filter truncates are serialized by INODE_DIO_LOCK_READ, allowing ++ * multiple writes or single truncate. */ ++ ++ INODE_DIO_LOCK_READ(dentry->d_inode); ++ fsfilt_check_slow(obd, now, "INODE_DIO_LOCK_READ"); + + /* Don't update inode timestamps if this write is older than a + * setattr which modifies the timestamps. b=10150 */ +@@ -895,11 +897,11 @@ cleanup: + } + } + } +- case 3: +- if (rc) +- up_read(&dentry->d_inode->i_alloc_sem); ++ case 3: ++ if (rc) ++ INODE_DIO_RELEASE_READ(dentry->d_inode); + +- filter_iobuf_put(&obd->u.filter, iobuf, oti); ++ filter_iobuf_put(&obd->u.filter, iobuf, oti); + case 2: + pop_ctxt(&saved, &obd->obd_lvfs_ctxt, NULL); + if (rc) +diff --git a/lustre/obdfilter/filter_io_26.c b/lustre/obdfilter/filter_io_26.c +index 853e4f5..6d2b89f 100644 +--- a/lustre/obdfilter/filter_io_26.c ++++ b/lustre/obdfilter/filter_io_26.c +@@ -635,10 +635,10 @@ int filter_commitrw_write(struct obd_export *exp, struct obdo *oa, + LASSERT(PageLocked(lnb->page)); + LASSERT(!PageWriteback(lnb->page)); + +- /* since write & truncate are serialized by the i_alloc_sem, +- * even partial truncate should not leave dirty pages in +- * the page cache */ +- LASSERT(!PageDirty(lnb->page)); ++ /* since write & truncate are serialized by the inode_dio_wait, ++ * even partial truncate should not leave dirty pages in ++ * the page cache */ ++ LASSERT(!PageDirty(lnb->page)); + + SetPageUptodate(lnb->page); + +@@ -867,7 +867,7 @@ cleanup: + if (fo->fo_writethrough_cache == 0 || + i_size_read(inode) > fo->fo_readcache_max_filesize) + filter_release_cache(obd, obj, nb, inode); +- up_read(&inode->i_alloc_sem); ++ INODE_DIO_RELEASE_READ(inode); + } + + RETURN(rc); +diff --git a/lustre/osc/osc_cache.c b/lustre/osc/osc_cache.c +index 23dc755..b42e41c 100644 +--- a/lustre/osc/osc_cache.c ++++ b/lustre/osc/osc_cache.c +@@ -2695,9 +2695,9 @@ void osc_cache_truncate_end(const struct lu_env *env, struct osc_io *oio, + * The caller must have called osc_cache_writeback_range() to issue IO + * otherwise it will take a long time for this function to finish. + * +- * Caller must hold inode_mutex and i_alloc_sem, or cancel exclusive +- * dlm lock so that nobody else can dirty this range of file while we're +- * waiting for extents to be written. ++ * Caller must hold inode_mutex , or cancel exclusive dlm lock so that ++ * nobody else can dirty this range of file while we're waiting for ++ * extents to be written. + */ + int osc_cache_wait_range(const struct lu_env *env, struct osc_object *obj, + pgoff_t start, pgoff_t end) +diff --git a/lustre/osd-ldiskfs/osd_io.c b/lustre/osd-ldiskfs/osd_io.c +index af3d6af..d266805 100644 +--- a/lustre/osd-ldiskfs/osd_io.c ++++ b/lustre/osd-ldiskfs/osd_io.c +@@ -433,7 +433,6 @@ struct page *osd_get_page(struct dt_object *dt, loff_t offset, int rw) + /* + * there are following "locks": + * journal_start +- * i_alloc_sem + * i_mutex + * page lock + +-- +1.7.12 + diff --git a/sys-cluster/lustre/files/0003-LU-1337-vfs-kernel-3.1-changes-open_to_namei_flags.patch b/sys-cluster/lustre/files/0003-LU-1337-vfs-kernel-3.1-changes-open_to_namei_flags.patch new file mode 100644 index 000000000..19e29ffb2 --- /dev/null +++ b/sys-cluster/lustre/files/0003-LU-1337-vfs-kernel-3.1-changes-open_to_namei_flags.patch @@ -0,0 +1,95 @@ +From 1bece6cbb7d810ef085d00ac4c664bbb37c8bc7b Mon Sep 17 00:00:00 2001 +From: Liu Xuezhao <xuezhao.liu@emc.com> +Date: Thu, 26 Jul 2012 15:38:30 +0800 +Subject: [PATCH 03/13] LU-1337 vfs: kernel 3.1 changes open_to_namei_flags + +Kernel 3.1 changes the translation from open_flag to namei_flag, +(kernel commit 8a5e929dd2e05ab4d3d89f58c5e8fca596af8f3a). + +So after 3.1, kernel's nameidata.intent.open.flags is different +with lustre's lookup_intent.it_flags, as lustre's it_flags' +lower bits equal to FMODE_xxx while kernel doesn't transliterate +lower bits of nameidata.intent.open.flags to FMODE_xxx. + +This patch keeps lustre it_flags' semantics and add +ll_namei_to_lookup_intent_flag for translation. + +Signed-off-by: Liu Xuezhao <xuezhao.liu@emc.com> +Change-Id: I408685040688bae574d04cf288abb6ca967607df +--- + lustre/include/linux/lustre_compat25.h | 15 +++++++++++++++ + lustre/llite/namei.c | 32 ++++++++++++++++---------------- + 2 files changed, 31 insertions(+), 16 deletions(-) + +diff --git a/lustre/include/linux/lustre_compat25.h b/lustre/include/linux/lustre_compat25.h +index bb45125..914069a 100644 +--- a/lustre/include/linux/lustre_compat25.h ++++ b/lustre/include/linux/lustre_compat25.h +@@ -816,5 +816,20 @@ static inline bool selinux_is_enabled(void) + # define lm_compare_owner fl_compare_owner + #endif + ++/* ++ * After 3.1, kernel's nameidata.intent.open.flags is different ++ * with lustre's lookup_intent.it_flags, as lustre's it_flags' ++ * lower bits equal to FMODE_xxx while kernel doesn't transliterate ++ * lower bits of nameidata.intent.open.flags to FMODE_xxx. ++ * */ ++#include <linux/version.h> ++static inline int ll_namei_to_lookup_intent_flag(int flag) ++{ ++#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 1, 0) ++ flag = (flag & ~O_ACCMODE) | OPEN_FMODE(flag); ++#endif ++ return flag; ++} ++ + #endif /* __KERNEL__ */ + #endif /* _COMPAT25_H */ +diff --git a/lustre/llite/namei.c b/lustre/llite/namei.c +index 7521e3d..4cb3bf4 100644 +--- a/lustre/llite/namei.c ++++ b/lustre/llite/namei.c +@@ -552,23 +552,23 @@ static struct dentry *ll_lookup_it(struct inode *parent, struct dentry *dentry, + struct lookup_intent *ll_convert_intent(struct open_intent *oit, + int lookup_flags) + { +- struct lookup_intent *it; +- +- OBD_ALLOC(it, sizeof(*it)); +- if (!it) +- return ERR_PTR(-ENOMEM); +- +- if (lookup_flags & LOOKUP_OPEN) { +- it->it_op = IT_OPEN; +- if (lookup_flags & LOOKUP_CREATE) +- it->it_op |= IT_CREAT; +- it->it_create_mode = (oit->create_mode & S_IALLUGO) | S_IFREG; +- it->it_flags = oit->flags; +- } else { +- it->it_op = IT_GETATTR; +- } ++ struct lookup_intent *it; ++ ++ OBD_ALLOC(it, sizeof(*it)); ++ if (!it) ++ return ERR_PTR(-ENOMEM); ++ ++ if (lookup_flags & LOOKUP_OPEN) { ++ it->it_op = IT_OPEN; ++ if (lookup_flags & LOOKUP_CREATE) ++ it->it_op |= IT_CREAT; ++ it->it_create_mode = (oit->create_mode & S_IALLUGO) | S_IFREG; ++ it->it_flags = ll_namei_to_lookup_intent_flag(oit->flags); ++ } else { ++ it->it_op = IT_GETATTR; ++ } + +- return it; ++ return it; + } + + static struct dentry *ll_lookup_nd(struct inode *parent, struct dentry *dentry, +-- +1.7.12 + diff --git a/sys-cluster/lustre/files/0004-LU-1337-vfs-provides-ll_get_acl-to-i_op-get_acl.patch b/sys-cluster/lustre/files/0004-LU-1337-vfs-provides-ll_get_acl-to-i_op-get_acl.patch new file mode 100644 index 000000000..deaf4ad54 --- /dev/null +++ b/sys-cluster/lustre/files/0004-LU-1337-vfs-provides-ll_get_acl-to-i_op-get_acl.patch @@ -0,0 +1,150 @@ +From 734984d6c88784cde03d17e115dd6478a67daa58 Mon Sep 17 00:00:00 2001 +From: Liu Xuezhao <xuezhao.liu@emc.com> +Date: Mon, 27 Aug 2012 17:19:22 +0800 +Subject: [PATCH 04/13] LU-1337 vfs: provides ll_get_acl to ->i_op->get_acl + +Since kernel 3.1 generic_permission() has lost the check_acl +argument, ACL checking has been taken to VFS and filesystems +need to provide a non-NULL ->i_op->get_acl to read an ACL +from disk. + +This patch is a complementarity to http://review.whamcloud.com/3397 +(d018b087c962b8c66e8dc479fc66e964a2e5fd94), to fix failure of test_25 +of sanityn.sh. + +Signed-off-by: Liu Xuezhao <xuezhao.liu@emc.com> +Change-Id: Ica96adac03c1792e2e8b668b959457a4ffec9a43 +--- + lustre/autoconf/lustre-core.m4 | 3 +++ + lustre/llite/file.c | 28 +++++++++++++++++++++------- + lustre/llite/llite_internal.h | 3 +++ + lustre/llite/namei.c | 6 ++++++ + 4 files changed, 33 insertions(+), 7 deletions(-) + +diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4 +index 0aef14f..a2d8efc 100644 +--- a/lustre/autoconf/lustre-core.m4 ++++ b/lustre/autoconf/lustre-core.m4 +@@ -1783,6 +1783,9 @@ LB_LINUX_TRY_COMPILE([ + # + # 3.1 generic_permission taken 2 parameters. + # see kernel commit 2830ba7f34ebb27c4e5b8b6ef408cd6d74860890 ++# When generic_permission taken 2 parameters, it also means ++# inode_operations has get_acl member function, ++# see kernel commit 4e34e719e457f2e031297175410fc0bd4016a085 + # + AC_DEFUN([LC_GENERIC_PERMISSION], + [AC_MSG_CHECKING([if generic_permission take 2 or 4 arguments]) +diff --git a/lustre/llite/file.c b/lustre/llite/file.c +index 1525b07..bf9ba2f 100644 +--- a/lustre/llite/file.c ++++ b/lustre/llite/file.c +@@ -2536,16 +2536,29 @@ int ll_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, + } + #endif + ++struct posix_acl * ll_get_acl(struct inode *inode, int type) ++{ ++ struct ll_inode_info *lli = ll_i2info(inode); ++ struct posix_acl *acl = NULL; ++ ENTRY; ++ ++ cfs_spin_lock(&lli->lli_lock); ++ /* VFS' acl_permission_check->check_acl will release the refcount */ ++ acl = posix_acl_dup(lli->lli_posix_acl); ++ cfs_spin_unlock(&lli->lli_lock); ++ ++ RETURN(acl); ++} ++ + #ifndef HAVE_GENERIC_PERMISSION_2ARGS + static int + # ifdef HAVE_GENERIC_PERMISSION_4ARGS +-lustre_check_acl(struct inode *inode, int mask, unsigned int flags) ++ll_check_acl(struct inode *inode, int mask, unsigned int flags) + # else +-lustre_check_acl(struct inode *inode, int mask) ++ll_check_acl(struct inode *inode, int mask) + # endif + { + # ifdef CONFIG_FS_POSIX_ACL +- struct ll_inode_info *lli = ll_i2info(inode); + struct posix_acl *acl; + int rc; + ENTRY; +@@ -2554,9 +2567,7 @@ lustre_check_acl(struct inode *inode, int mask) + if (flags & IPERM_FLAG_RCU) + return -ECHILD; + # endif +- cfs_spin_lock(&lli->lli_lock); +- acl = posix_acl_dup(lli->lli_posix_acl); +- cfs_spin_unlock(&lli->lli_lock); ++ acl = ll_get_acl(inode, ACL_TYPE_ACCESS); + + if (!acl) + RETURN(-EAGAIN); +@@ -2608,7 +2619,7 @@ int ll_inode_permission(struct inode *inode, int mask, struct nameidata *nd) + return lustre_check_remote_perm(inode, mask); + + ll_stats_ops_tally(ll_i2sbi(inode), LPROC_LL_INODE_PERM, 1); +- rc = ll_generic_permission(inode, mask, flags, lustre_check_acl); ++ rc = ll_generic_permission(inode, mask, flags, ll_check_acl); + + RETURN(rc); + } +@@ -2703,6 +2714,9 @@ struct inode_operations ll_file_inode_operations = { + #ifdef HAVE_LINUX_FIEMAP_H + .fiemap = ll_fiemap, + #endif ++#ifdef HAVE_GENERIC_PERMISSION_2ARGS ++ .get_acl = ll_get_acl, ++#endif + }; + + /* dynamic ioctl number support routins */ +diff --git a/lustre/llite/llite_internal.h b/lustre/llite/llite_internal.h +index 0c9f6d6..a1c02e5 100644 +--- a/lustre/llite/llite_internal.h ++++ b/lustre/llite/llite_internal.h +@@ -748,6 +748,8 @@ int ll_getattr_it(struct vfsmount *mnt, struct dentry *de, + struct lookup_intent *it, struct kstat *stat); + int ll_getattr(struct vfsmount *mnt, struct dentry *de, struct kstat *stat); + struct ll_file_data *ll_file_data_get(void); ++struct posix_acl * ll_get_acl(struct inode *inode, int type); ++ + #ifdef HAVE_GENERIC_PERMISSION_4ARGS + int ll_inode_permission(struct inode *inode, int mask, unsigned int flags); + #else +@@ -757,6 +759,7 @@ int ll_inode_permission(struct inode *inode, int mask, struct nameidata *nd); + int ll_inode_permission(struct inode *inode, int mask); + # endif + #endif ++ + int ll_lov_setstripe_ea_info(struct inode *inode, struct file *file, + int flags, struct lov_user_md *lum, + int lum_size); +diff --git a/lustre/llite/namei.c b/lustre/llite/namei.c +index 4cb3bf4..036674f 100644 +--- a/lustre/llite/namei.c ++++ b/lustre/llite/namei.c +@@ -1193,6 +1193,9 @@ struct inode_operations ll_dir_inode_operations = { + .getxattr = ll_getxattr, + .listxattr = ll_listxattr, + .removexattr = ll_removexattr, ++#ifdef HAVE_GENERIC_PERMISSION_2ARGS ++ .get_acl = ll_get_acl, ++#endif + }; + + struct inode_operations ll_special_inode_operations = { +@@ -1203,4 +1206,7 @@ struct inode_operations ll_special_inode_operations = { + .getxattr = ll_getxattr, + .listxattr = ll_listxattr, + .removexattr = ll_removexattr, ++#ifdef HAVE_GENERIC_PERMISSION_2ARGS ++ .get_acl = ll_get_acl, ++#endif + }; +-- +1.7.12 + diff --git a/sys-cluster/lustre/files/0005-LU-1337-block-kernel-3.2-make_request_fn-returns-voi.patch b/sys-cluster/lustre/files/0005-LU-1337-block-kernel-3.2-make_request_fn-returns-voi.patch new file mode 100644 index 000000000..3630fc24f --- /dev/null +++ b/sys-cluster/lustre/files/0005-LU-1337-block-kernel-3.2-make_request_fn-returns-voi.patch @@ -0,0 +1,108 @@ +From b489d154ef9a88421939b20b146361122a4704d6 Mon Sep 17 00:00:00 2001 +From: Liu Xuezhao <xuezhao.liu@emc.com> +Date: Thu, 9 Aug 2012 10:18:32 +0800 +Subject: [PATCH 05/13] LU-1337 block: kernel 3.2 make_request_fn returns void + +3.2 request_queue.make_request_fn defined as function returns void. +(kernel commit 5a7bbad27a410350e64a2d7f5ec18fc73836c14f) +Add LC_HAVE_VOID_MAKE_REQUEST_FN/HAVE_VOID_MAKE_REQUEST_FN for check. + +Signed-off-by: Liu Xuezhao <xuezhao.liu@emc.com> +Change-Id: I49a27873c1754addc9fef7c5f50cbf84592adf05 +--- + lustre/autoconf/lustre-core.m4 | 24 ++++++++++++++++++++++++ + lustre/include/linux/lustre_compat25.h | 8 ++++++++ + lustre/llite/lloop.c | 9 +++++---- + 3 files changed, 37 insertions(+), 4 deletions(-) + +diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4 +index a2d8efc..420d81e 100644 +--- a/lustre/autoconf/lustre-core.m4 ++++ b/lustre/autoconf/lustre-core.m4 +@@ -1874,6 +1874,27 @@ LB_LINUX_TRY_COMPILE([ + ]) + + # ++# 3.2 request_queue.make_request_fn defined as function returns with void ++# see kernel commit 5a7bbad27a410350e64a2d7f5ec18fc73836c14f ++# ++AC_DEFUN([LC_HAVE_VOID_MAKE_REQUEST_FN], ++[AC_MSG_CHECKING([if request_queue.make_request_fn returns void but not int]) ++LB_LINUX_TRY_COMPILE([ ++ #include <linux/blkdev.h> ++],[ ++ int ret; ++ make_request_fn *mrf; ++ ret = mrf(NULL, NULL); ++],[ ++ AC_MSG_RESULT([no]) ++],[ ++ AC_DEFINE(HAVE_VOID_MAKE_REQUEST_FN, 1, ++ [request_queue.make_request_fn returns void but not int]) ++ AC_MSG_RESULT([yes]) ++]) ++]) ++ ++# + # 3.3 introduces migrate_mode.h and migratepage has 4 args + # + AC_DEFUN([LC_HAVE_MIGRATE_HEADER], +@@ -2061,6 +2082,9 @@ AC_DEFUN([LC_PROG_LINUX], + LC_LM_XXX_LOCK_MANAGER_OPS + LC_INODE_DIO_WAIT + ++ # 3.2 ++ LC_HAVE_VOID_MAKE_REQUEST_FN ++ + # 3.3 + LC_HAVE_MIGRATE_HEADER + LC_MIGRATEPAGE_4ARGS +diff --git a/lustre/include/linux/lustre_compat25.h b/lustre/include/linux/lustre_compat25.h +index 914069a..2d0dd0e 100644 +--- a/lustre/include/linux/lustre_compat25.h ++++ b/lustre/include/linux/lustre_compat25.h +@@ -831,5 +831,13 @@ static inline int ll_namei_to_lookup_intent_flag(int flag) + return flag; + } + ++#ifdef HAVE_VOID_MAKE_REQUEST_FN ++# define ll_mrf_ret void ++# define LL_MRF_RETURN(rc) EXIT ++#else ++# define ll_mrf_ret int ++# define LL_MRF_RETURN(rc) RETURN(rc) ++#endif ++ + #endif /* __KERNEL__ */ + #endif /* _COMPAT25_H */ +diff --git a/lustre/llite/lloop.c b/lustre/llite/lloop.c +index 5f4dec3..59814e6 100644 +--- a/lustre/llite/lloop.c ++++ b/lustre/llite/lloop.c +@@ -338,7 +338,8 @@ static unsigned int loop_get_bio(struct lloop_device *lo, struct bio **req) + return count; + } + +-static int loop_make_request(struct request_queue *q, struct bio *old_bio) ++static ll_mrf_ret ++loop_make_request(struct request_queue *q, struct bio *old_bio) + { + struct lloop_device *lo = q->queuedata; + int rw = bio_rw(old_bio); +@@ -366,10 +367,10 @@ static int loop_make_request(struct request_queue *q, struct bio *old_bio) + goto err; + } + loop_add_bio(lo, old_bio); +- return 0; ++ LL_MRF_RETURN(0); + err: +- cfs_bio_io_error(old_bio, old_bio->bi_size); +- return 0; ++ cfs_bio_io_error(old_bio, old_bio->bi_size); ++ LL_MRF_RETURN(0); + } + + #ifdef HAVE_REQUEST_QUEUE_UNPLUG_FN +-- +1.7.12 + diff --git a/sys-cluster/lustre/files/0006-LU-1337-vfs-kernel-3.2-protects-inode-i_nlink.patch b/sys-cluster/lustre/files/0006-LU-1337-vfs-kernel-3.2-protects-inode-i_nlink.patch new file mode 100644 index 000000000..4866ce2dd --- /dev/null +++ b/sys-cluster/lustre/files/0006-LU-1337-vfs-kernel-3.2-protects-inode-i_nlink.patch @@ -0,0 +1,194 @@ +From 7fefbc7487f55b0edaa7a85f0e5b9fea68d5ff15 Mon Sep 17 00:00:00 2001 +From: Liu Xuezhao <xuezhao.liu@emc.com> +Date: Thu, 9 Aug 2012 10:31:10 +0800 +Subject: [PATCH 06/13] LU-1337 vfs: kernel 3.2 protects inode->i_nlink + +Kernel 3.2 protects inode->i_nlink from direct modification. +Filesystems may only read i_nlink directly. They shall use the +(set|clear|inc|drop)_nlink for modification. +See kernel commit a78ef704a8dd430225955f0709b22d4a6ba21deb. + +This patch adds LC_HAVE_PROTECT_I_NLINK checking and implements +set_nlink for old kernel, clear/inc/drop_nlink exists after 2.6.18 +so need not to be re-implemented. + +Signed-off-by: Liu Xuezhao <xuezhao.liu@emc.com> +Change-Id: Ie958cb308291ecc48d409a1282fed7ea3549a561 +--- + lustre/autoconf/lustre-core.m4 | 22 ++++++++++++++++++++++ + lustre/include/linux/lustre_compat25.h | 8 ++++++++ + lustre/llite/dcache.c | 4 ++-- + lustre/llite/file.c | 2 +- + lustre/llite/llite_lib.c | 4 ++-- + lustre/osd-ldiskfs/osd_handler.c | 12 ++++++------ + 6 files changed, 41 insertions(+), 11 deletions(-) + +diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4 +index 420d81e..84f1678 100644 +--- a/lustre/autoconf/lustre-core.m4 ++++ b/lustre/autoconf/lustre-core.m4 +@@ -1895,6 +1895,27 @@ LB_LINUX_TRY_COMPILE([ + ]) + + # ++# 3.2 protects inode->i_nlink from direct modification ++# see kernel commit a78ef704a8dd430225955f0709b22d4a6ba21deb ++# at the same time, add set_nlink() ++# ++AC_DEFUN([LC_HAVE_PROTECT_I_NLINK], ++[AC_MSG_CHECKING([if inode->i_nlink is protected from direct modification]) ++LB_LINUX_TRY_COMPILE([ ++ #include <linux/fs.h> ++],[ ++ struct inode i; ++ i.i_nlink = 0; ++],[ ++ AC_MSG_RESULT([no]) ++],[ ++ AC_DEFINE(HAVE_PROTECT_I_NLINK, 1, ++ [inode->i_nlink is protected from direct modification]) ++ AC_MSG_RESULT([yes]) ++]) ++]) ++ ++# + # 3.3 introduces migrate_mode.h and migratepage has 4 args + # + AC_DEFUN([LC_HAVE_MIGRATE_HEADER], +@@ -2084,6 +2105,7 @@ AC_DEFUN([LC_PROG_LINUX], + + # 3.2 + LC_HAVE_VOID_MAKE_REQUEST_FN ++ LC_HAVE_PROTECT_I_NLINK + + # 3.3 + LC_HAVE_MIGRATE_HEADER +diff --git a/lustre/include/linux/lustre_compat25.h b/lustre/include/linux/lustre_compat25.h +index 2d0dd0e..7ead133 100644 +--- a/lustre/include/linux/lustre_compat25.h ++++ b/lustre/include/linux/lustre_compat25.h +@@ -839,5 +839,13 @@ static inline int ll_namei_to_lookup_intent_flag(int flag) + # define LL_MRF_RETURN(rc) RETURN(rc) + #endif + ++#include <linux/fs.h> ++#ifndef HAVE_PROTECT_I_NLINK ++static inline void set_nlink(struct inode *inode, unsigned int nlink) ++{ ++ inode->i_nlink = nlink; ++} ++#endif ++ + #endif /* __KERNEL__ */ + #endif /* _COMPAT25_H */ +diff --git a/lustre/llite/dcache.c b/lustre/llite/dcache.c +index 14fb634..b507408 100644 +--- a/lustre/llite/dcache.c ++++ b/lustre/llite/dcache.c +@@ -187,7 +187,7 @@ static int ll_ddelete(HAVE_D_DELETE_CONST struct dentry *de) + /* if not ldlm lock for this inode, set i_nlink to 0 so that + * this inode can be recycled later b=20433 */ + if (de->d_inode && !find_cbdata(de->d_inode)) +- de->d_inode->i_nlink = 0; ++ clear_nlink(de->d_inode); + #endif + + if (d_lustre_invalid((struct dentry *)de)) +@@ -687,7 +687,7 @@ void ll_d_iput(struct dentry *de, struct inode *inode) + { + LASSERT(inode); + if (!find_cbdata(inode)) +- inode->i_nlink = 0; ++ clear_nlink(inode); + iput(inode); + } + +diff --git a/lustre/llite/file.c b/lustre/llite/file.c +index bf9ba2f..8840295 100644 +--- a/lustre/llite/file.c ++++ b/lustre/llite/file.c +@@ -2315,7 +2315,7 @@ ldlm_mode_t ll_take_md_lock(struct inode *inode, __u64 bits, + static int ll_inode_revalidate_fini(struct inode *inode, int rc) { + if (rc == -ENOENT) { /* Already unlinked. Just update nlink + * and return success */ +- inode->i_nlink = 0; ++ clear_nlink(inode); + /* This path cannot be hit for regular files unless in + * case of obscure races, so no need to to validate + * size. */ +diff --git a/lustre/llite/llite_lib.c b/lustre/llite/llite_lib.c +index 7f3ac28..07efcfc 100644 +--- a/lustre/llite/llite_lib.c ++++ b/lustre/llite/llite_lib.c +@@ -1218,7 +1218,7 @@ int ll_md_setattr(struct dentry *dentry, struct md_op_data *op_data, + if (rc) { + ptlrpc_req_finished(request); + if (rc == -ENOENT) { +- inode->i_nlink = 0; ++ clear_nlink(inode); + /* Unlinked special device node? Or just a race? + * Pretend we done everything. */ + if (!S_ISREG(inode->i_mode) && +@@ -1724,7 +1724,7 @@ void ll_update_inode(struct inode *inode, struct lustre_md *md) + if (body->valid & OBD_MD_FLFLAGS) + inode->i_flags = ll_ext_to_inode_flags(body->flags); + if (body->valid & OBD_MD_FLNLINK) +- inode->i_nlink = body->nlink; ++ set_nlink(inode, body->nlink); + if (body->valid & OBD_MD_FLRDEV) + inode->i_rdev = old_decode_dev(body->rdev); + +diff --git a/lustre/osd-ldiskfs/osd_handler.c b/lustre/osd-ldiskfs/osd_handler.c +index 1c37bd9..ec9dfb6 100644 +--- a/lustre/osd-ldiskfs/osd_handler.c ++++ b/lustre/osd-ldiskfs/osd_handler.c +@@ -1518,7 +1518,7 @@ static int osd_inode_setattr(const struct lu_env *env, + if (bits & LA_GID) + inode->i_gid = attr->la_gid; + if (bits & LA_NLINK) +- inode->i_nlink = attr->la_nlink; ++ set_nlink(inode, attr->la_nlink); + if (bits & LA_RDEV) + inode->i_rdev = attr->la_rdev; + +@@ -2076,7 +2076,7 @@ static int osd_object_destroy(const struct lu_env *env, + LASSERT(osd_inode_unlinked(inode) || + inode->i_nlink == 1); + cfs_spin_lock(&obj->oo_guard); +- inode->i_nlink = 0; ++ clear_nlink(inode); + cfs_spin_unlock(&obj->oo_guard); + inode->i_sb->s_op->dirty_inode(inode); + } else { +@@ -2283,11 +2283,11 @@ static int osd_object_ref_add(const struct lu_env *env, + * do not actually care whether this flag is set or not. + */ + cfs_spin_lock(&obj->oo_guard); +- inode->i_nlink++; ++ inc_nlink(inode); + if (S_ISDIR(inode->i_mode) && inode->i_nlink > 1) { + if (inode->i_nlink >= LDISKFS_LINK_MAX || + inode->i_nlink == 2) +- inode->i_nlink = 1; ++ set_nlink(inode, 1); + } + LASSERT(inode->i_nlink <= LDISKFS_LINK_MAX); + cfs_spin_unlock(&obj->oo_guard); +@@ -2333,12 +2333,12 @@ static int osd_object_ref_del(const struct lu_env *env, struct dt_object *dt, + + cfs_spin_lock(&obj->oo_guard); + LASSERT(inode->i_nlink > 0); +- inode->i_nlink--; ++ drop_nlink(inode); + /* If this is/was a many-subdir directory (nlink > LDISKFS_LINK_MAX) + * then the nlink count is 1. Don't let it be set to 0 or the directory + * inode will be deleted incorrectly. */ + if (S_ISDIR(inode->i_mode) && inode->i_nlink == 0) +- inode->i_nlink++; ++ inc_nlink(inode); + cfs_spin_unlock(&obj->oo_guard); + inode->i_sb->s_op->dirty_inode(inode); + LINVRNT(osd_invariant(obj)); +-- +1.7.12 + diff --git a/sys-cluster/lustre/files/0007-LU-1337-vfs-3.3-changes-super_operations-inode_opera.patch b/sys-cluster/lustre/files/0007-LU-1337-vfs-3.3-changes-super_operations-inode_opera.patch new file mode 100644 index 000000000..43cc7842d --- /dev/null +++ b/sys-cluster/lustre/files/0007-LU-1337-vfs-3.3-changes-super_operations-inode_opera.patch @@ -0,0 +1,217 @@ +From 87c734aec5ec3a73c8eeab425f501568b05874ba Mon Sep 17 00:00:00 2001 +From: Liu Xuezhao <xuezhao.liu@emc.com> +Date: Thu, 19 Jul 2012 17:43:16 +0800 +Subject: [PATCH 07/13] LU-1337 vfs: 3.3 changes + super_operations/inode_operations + +1. Kernel 3.3 switchs super_operations to use dentry as parameter + (kernel commit 34c80b1d93e6e20ca9dea0baf583a5b5510d92d4). + Add LC_SUPEROPS_USE_DENTRY/HAVE_SUPEROPS_USE_DENTRY to check it. +2. Kernel 3.3 switchs inode_operations to use umode_t as parameter + (kernel commit 1a67aafb5f72a436ca044293309fa7e6351d6a35). + Add LC_INODEOPS_USE_UMODE_T/HAVE_INODEOPS_USE_UMODE_T to check it. + +Signed-off-by: Liu Xuezhao <xuezhao.liu@emc.com> +Change-Id: I7564506cf4365c8da113a81058f68b9ef8b092a4 +--- + lustre/autoconf/lustre-core.m4 | 57 ++++++++++++++++++++++++++++++++++ + lustre/include/linux/lustre_compat25.h | 6 ++++ + lustre/llite/llite_internal.h | 4 +++ + lustre/llite/llite_lib.c | 13 ++++++-- + lustre/llite/namei.c | 13 +++++--- + 5 files changed, 87 insertions(+), 6 deletions(-) + +diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4 +index 84f1678..15f58ab 100644 +--- a/lustre/autoconf/lustre-core.m4 ++++ b/lustre/autoconf/lustre-core.m4 +@@ -1954,6 +1954,61 @@ LB_LINUX_TRY_COMPILE([ + ]) + + # ++# 3.3 switchs super_operations to use dentry as parameter (but not vfsmount) ++# see kernel commit 34c80b1d93e6e20ca9dea0baf583a5b5510d92d4 ++# ++AC_DEFUN([LC_SUPEROPS_USE_DENTRY], ++[AC_MSG_CHECKING([if super_operations use dentry as parameter]) ++tmp_flags="$EXTRA_KCFLAGS" ++EXTRA_KCFLAGS="-Werror" ++LB_LINUX_TRY_COMPILE([ ++ #include <linux/fs.h> ++ int show_options(struct seq_file *seq, struct dentry *root){ ++ return 0; ++ } ++],[ ++ struct super_operations ops; ++ ops.show_options = show_options; ++],[ ++ AC_DEFINE(HAVE_SUPEROPS_USE_DENTRY, 1, ++ [super_operations use dentry as parameter]) ++ AC_MSG_RESULT([yes]) ++],[ ++ AC_MSG_RESULT([no]) ++]) ++EXTRA_KCFLAGS="$tmp_flags" ++]) ++ ++# ++# 3.3 switchs inode_operations to use umode_t as parameter (but not int) ++# see kernel commit 1a67aafb5f72a436ca044293309fa7e6351d6a35 ++# ++AC_DEFUN([LC_INODEOPS_USE_UMODE_T], ++[AC_MSG_CHECKING([if inode_operations use umode_t as parameter]) ++tmp_flags="$EXTRA_KCFLAGS" ++EXTRA_KCFLAGS="-Werror" ++LB_LINUX_TRY_COMPILE([ ++ #include <linux/fs.h> ++ #include <linux/types.h> ++ int my_mknod(struct inode *dir, struct dentry *dchild, ++ umode_t mode, dev_t dev) ++ { ++ return 0; ++ } ++],[ ++ struct inode_operations ops; ++ ops.mknod = my_mknod; ++],[ ++ AC_DEFINE(HAVE_INODEOPS_USE_UMODE_T, 1, ++ [inode_operations use umode_t as parameter]) ++ AC_MSG_RESULT([yes]) ++],[ ++ AC_MSG_RESULT([no]) ++]) ++EXTRA_KCFLAGS="$tmp_flags" ++]) ++ ++# + # LC_PROG_LINUX + # + # Lustre linux kernel checks +@@ -2110,6 +2165,8 @@ AC_DEFUN([LC_PROG_LINUX], + # 3.3 + LC_HAVE_MIGRATE_HEADER + LC_MIGRATEPAGE_4ARGS ++ LC_SUPEROPS_USE_DENTRY ++ LC_INODEOPS_USE_UMODE_T + + # + if test x$enable_server = xyes ; then +diff --git a/lustre/include/linux/lustre_compat25.h b/lustre/include/linux/lustre_compat25.h +index 7ead133..070ad83 100644 +--- a/lustre/include/linux/lustre_compat25.h ++++ b/lustre/include/linux/lustre_compat25.h +@@ -847,5 +847,11 @@ static inline void set_nlink(struct inode *inode, unsigned int nlink) + } + #endif + ++#ifdef HAVE_INODEOPS_USE_UMODE_T ++# define ll_umode_t umode_t ++#else ++# define ll_umode_t int ++#endif ++ + #endif /* __KERNEL__ */ + #endif /* _COMPAT25_H */ +diff --git a/lustre/llite/llite_internal.h b/lustre/llite/llite_internal.h +index a1c02e5..a942134 100644 +--- a/lustre/llite/llite_internal.h ++++ b/lustre/llite/llite_internal.h +@@ -830,7 +830,11 @@ void ll_umount_begin(struct vfsmount *vfsmnt, int flags); + void ll_umount_begin(struct super_block *sb); + #endif + int ll_remount_fs(struct super_block *sb, int *flags, char *data); ++#ifdef HAVE_SUPEROPS_USE_DENTRY ++int ll_show_options(struct seq_file *seq, struct dentry *dentry); ++#else + int ll_show_options(struct seq_file *seq, struct vfsmount *vfs); ++#endif + int ll_prep_inode(struct inode **inode, struct ptlrpc_request *req, + struct super_block *); + void lustre_dump_dentry(struct dentry *, int recur); +diff --git a/lustre/llite/llite_lib.c b/lustre/llite/llite_lib.c +index 07efcfc..18246ac 100644 +--- a/lustre/llite/llite_lib.c ++++ b/lustre/llite/llite_lib.c +@@ -2294,12 +2294,21 @@ void ll_finish_md_op_data(struct md_op_data *op_data) + OBD_FREE_PTR(op_data); + } + ++#ifdef HAVE_SUPEROPS_USE_DENTRY ++int ll_show_options(struct seq_file *seq, struct dentry *dentry) ++#else + int ll_show_options(struct seq_file *seq, struct vfsmount *vfs) ++#endif + { + struct ll_sb_info *sbi; + +- LASSERT((seq != NULL) && (vfs != NULL)); +- sbi = ll_s2sbi(vfs->mnt_sb); ++#ifdef HAVE_SUPEROPS_USE_DENTRY ++ LASSERT((seq != NULL) && (dentry != NULL)); ++ sbi = ll_s2sbi(dentry->d_sb); ++#else ++ LASSERT((seq != NULL) && (vfs != NULL)); ++ sbi = ll_s2sbi(vfs->mnt_sb); ++#endif + + if (sbi->ll_flags & LL_SBI_NOLCK) + seq_puts(seq, ",nolock"); +diff --git a/lustre/llite/namei.c b/lustre/llite/namei.c +index 036674f..a439e2f 100644 +--- a/lustre/llite/namei.c ++++ b/lustre/llite/namei.c +@@ -815,7 +815,7 @@ static int ll_mknod_generic(struct inode *dir, struct qstr *name, int mode, + } + + static int ll_create_nd(struct inode *dir, struct dentry *dentry, +- int mode, struct nameidata *nd) ++ ll_umode_t mode, struct nameidata *nd) + { + struct lookup_intent *it = ll_d2d(dentry)->lld_it; + int rc; +@@ -1128,8 +1128,8 @@ static int ll_rename_generic(struct inode *src, struct dentry *src_dparent, + RETURN(err); + } + +-static int ll_mknod(struct inode *dir, struct dentry *dchild, int mode, +- ll_dev_t rdev) ++static int ll_mknod(struct inode *dir, struct dentry *dchild, ++ ll_umode_t mode, ll_dev_t rdev) + { + return ll_mknod_generic(dir, &dchild->d_name, mode, + old_encode_dev(rdev), dchild); +@@ -1139,25 +1139,30 @@ static int ll_unlink(struct inode * dir, struct dentry *dentry) + { + return ll_unlink_generic(dir, NULL, dentry, &dentry->d_name); + } +-static int ll_mkdir(struct inode *dir, struct dentry *dentry, int mode) ++ ++static int ll_mkdir(struct inode *dir, struct dentry *dentry, ll_umode_t mode) + { + return ll_mkdir_generic(dir, &dentry->d_name, mode, dentry); + } ++ + static int ll_rmdir(struct inode *dir, struct dentry *dentry) + { + return ll_rmdir_generic(dir, NULL, dentry, &dentry->d_name); + } ++ + static int ll_symlink(struct inode *dir, struct dentry *dentry, + const char *oldname) + { + return ll_symlink_generic(dir, &dentry->d_name, oldname, dentry); + } ++ + static int ll_link(struct dentry *old_dentry, struct inode *dir, + struct dentry *new_dentry) + { + return ll_link_generic(old_dentry->d_inode, dir, &new_dentry->d_name, + new_dentry); + } ++ + static int ll_rename(struct inode *old_dir, struct dentry *old_dentry, + struct inode *new_dir, struct dentry *new_dentry) + { +-- +1.7.12 + diff --git a/sys-cluster/lustre/files/0008-LU-1337-kernel-remove-unnecessary-includings-of-syst.patch b/sys-cluster/lustre/files/0008-LU-1337-kernel-remove-unnecessary-includings-of-syst.patch new file mode 100644 index 000000000..5b22c94a9 --- /dev/null +++ b/sys-cluster/lustre/files/0008-LU-1337-kernel-remove-unnecessary-includings-of-syst.patch @@ -0,0 +1,211 @@ +From 3d5f9b7679cfc5bb0a1c21c232478c17cfeb77e2 Mon Sep 17 00:00:00 2001 +From: Liu Xuezhao <xuezhao.liu@emc.com> +Date: Mon, 16 Jul 2012 11:08:56 +0800 +Subject: [PATCH 08/13] LU-1337 kernel: remove unnecessary includings of + system.h + +<asm/system.h> is removed in kernel 3.4, and it is indeed not needed. + +Signed-off-by: Liu Xuezhao <xuezhao.liu@emc.com> +Change-Id: Ic4d0a086656c5dfb05669aae40680b41e8ea00c7 +--- + libcfs/include/libcfs/linux/kp30.h | 1 - + libcfs/libcfs/linux/linux-debug.c | 1 - + libcfs/libcfs/linux/linux-proc.c | 1 - + lnet/klnds/mxlnd/mxlnd.h | 1 - + lnet/klnds/o2iblnd/o2iblnd.h | 1 - + lnet/klnds/ptllnd/ptllnd.h | 1 - + lnet/klnds/qswlnd/qswlnd.h | 1 - + lnet/klnds/ralnd/ralnd.h | 1 - + lnet/klnds/socklnd/socklnd_lib-linux.h | 1 - + lustre/llite/llite_mmap.c | 1 - + lustre/llite/rw.c | 1 - + lustre/llite/rw26.c | 1 - + lustre/mdt/mdt_identity.c | 1 - + lustre/mdt/mdt_idmap.c | 1 - + lustre/obdclass/linux/linux-module.c | 1 - + 15 files changed, 15 deletions(-) + +diff --git a/libcfs/include/libcfs/linux/kp30.h b/libcfs/include/libcfs/linux/kp30.h +index 2e1ead7..b8c0aff 100644 +--- a/libcfs/include/libcfs/linux/kp30.h ++++ b/libcfs/include/libcfs/linux/kp30.h +@@ -45,7 +45,6 @@ + #include <linux/init.h> + #include <linux/errno.h> + #include <linux/unistd.h> +-#include <asm/system.h> + #include <linux/kmod.h> + #include <linux/notifier.h> + #include <linux/fs.h> +diff --git a/libcfs/libcfs/linux/linux-debug.c b/libcfs/libcfs/linux/linux-debug.c +index 9fc64e6..5ff5771 100644 +--- a/libcfs/libcfs/linux/linux-debug.c ++++ b/libcfs/libcfs/linux/linux-debug.c +@@ -51,7 +51,6 @@ + #endif + #include <linux/unistd.h> + #include <linux/interrupt.h> +-#include <asm/system.h> + #include <asm/uaccess.h> + #include <linux/completion.h> + +diff --git a/libcfs/libcfs/linux/linux-proc.c b/libcfs/libcfs/linux/linux-proc.c +index 5294e08..e9c5018 100644 +--- a/libcfs/libcfs/linux/linux-proc.c ++++ b/libcfs/libcfs/linux/linux-proc.c +@@ -50,7 +50,6 @@ + #include <net/sock.h> + #include <linux/uio.h> + +-#include <asm/system.h> + #include <asm/uaccess.h> + + #include <linux/fs.h> +diff --git a/lnet/klnds/mxlnd/mxlnd.h b/lnet/klnds/mxlnd/mxlnd.h +index 69b2978..fdb0942 100644 +--- a/lnet/klnds/mxlnd/mxlnd.h ++++ b/lnet/klnds/mxlnd/mxlnd.h +@@ -49,7 +49,6 @@ + #include <linux/uio.h> + #include <linux/fs.h> + +-#include <asm/system.h> + #include <asm/uaccess.h> + #include <asm/io.h> + +diff --git a/lnet/klnds/o2iblnd/o2iblnd.h b/lnet/klnds/o2iblnd/o2iblnd.h +index ce80d76..f3add0b 100644 +--- a/lnet/klnds/o2iblnd/o2iblnd.h ++++ b/lnet/klnds/o2iblnd/o2iblnd.h +@@ -47,7 +47,6 @@ + #include <linux/unistd.h> + #include <linux/uio.h> + +-#include <asm/system.h> + #include <asm/uaccess.h> + #include <asm/io.h> + +diff --git a/lnet/klnds/ptllnd/ptllnd.h b/lnet/klnds/ptllnd/ptllnd.h +index c51d82d..7862952 100644 +--- a/lnet/klnds/ptllnd/ptllnd.h ++++ b/lnet/klnds/ptllnd/ptllnd.h +@@ -45,7 +45,6 @@ + #include <linux/unistd.h> + #include <linux/uio.h> + +-#include <asm/system.h> + #include <asm/uaccess.h> + #include <asm/io.h> + +diff --git a/lnet/klnds/qswlnd/qswlnd.h b/lnet/klnds/qswlnd/qswlnd.h +index 33e44b0..14a2845 100644 +--- a/lnet/klnds/qswlnd/qswlnd.h ++++ b/lnet/klnds/qswlnd/qswlnd.h +@@ -55,7 +55,6 @@ + #include <net/sock.h> + #include <linux/uio.h> + +-#include <asm/system.h> + #include <asm/uaccess.h> + + #include <linux/fs.h> +diff --git a/lnet/klnds/ralnd/ralnd.h b/lnet/klnds/ralnd/ralnd.h +index fbea48d..606e8cd 100644 +--- a/lnet/klnds/ralnd/ralnd.h ++++ b/lnet/klnds/ralnd/ralnd.h +@@ -45,7 +45,6 @@ + #include <linux/unistd.h> + #include <linux/uio.h> + +-#include <asm/system.h> + #include <asm/uaccess.h> + #include <asm/io.h> + +diff --git a/lnet/klnds/socklnd/socklnd_lib-linux.h b/lnet/klnds/socklnd/socklnd_lib-linux.h +index 2a943c0..41ba9c3 100644 +--- a/lnet/klnds/socklnd/socklnd_lib-linux.h ++++ b/lnet/klnds/socklnd/socklnd_lib-linux.h +@@ -50,7 +50,6 @@ + #include <linux/uio.h> + #include <linux/if.h> + +-#include <asm/system.h> + #include <asm/uaccess.h> + #include <asm/irq.h> + +diff --git a/lustre/llite/llite_mmap.c b/lustre/llite/llite_mmap.c +index 2549bad..5310b14 100644 +--- a/lustre/llite/llite_mmap.c ++++ b/lustre/llite/llite_mmap.c +@@ -41,7 +41,6 @@ + #include <linux/errno.h> + #include <linux/unistd.h> + #include <linux/version.h> +-#include <asm/system.h> + #include <asm/uaccess.h> + + #include <linux/fs.h> +diff --git a/lustre/llite/rw.c b/lustre/llite/rw.c +index 310cf45..76e259d 100644 +--- a/lustre/llite/rw.c ++++ b/lustre/llite/rw.c +@@ -45,7 +45,6 @@ + #include <linux/errno.h> + #include <linux/unistd.h> + #include <linux/version.h> +-#include <asm/system.h> + #include <asm/uaccess.h> + + #include <linux/fs.h> +diff --git a/lustre/llite/rw26.c b/lustre/llite/rw26.c +index 917ba3f..83cbe55 100644 +--- a/lustre/llite/rw26.c ++++ b/lustre/llite/rw26.c +@@ -45,7 +45,6 @@ + #include <linux/errno.h> + #include <linux/unistd.h> + #include <linux/version.h> +-#include <asm/system.h> + #include <asm/uaccess.h> + + #ifdef HAVE_MIGRATE_H +diff --git a/lustre/mdt/mdt_identity.c b/lustre/mdt/mdt_identity.c +index 23c7ce4..0e2a3e2 100644 +--- a/lustre/mdt/mdt_identity.c ++++ b/lustre/mdt/mdt_identity.c +@@ -50,7 +50,6 @@ + #include <linux/errno.h> + #include <linux/version.h> + #include <linux/unistd.h> +-#include <asm/system.h> + #include <asm/uaccess.h> + #include <linux/fs.h> + #include <linux/stat.h> +diff --git a/lustre/mdt/mdt_idmap.c b/lustre/mdt/mdt_idmap.c +index 2b50225..68f4391 100644 +--- a/lustre/mdt/mdt_idmap.c ++++ b/lustre/mdt/mdt_idmap.c +@@ -48,7 +48,6 @@ + #include <linux/errno.h> + #include <linux/version.h> + #include <linux/unistd.h> +-#include <asm/system.h> + #include <asm/uaccess.h> + #include <linux/fs.h> + #include <linux/stat.h> +diff --git a/lustre/obdclass/linux/linux-module.c b/lustre/obdclass/linux/linux-module.c +index af3fd9a..cae8397 100644 +--- a/lustre/obdclass/linux/linux-module.c ++++ b/lustre/obdclass/linux/linux-module.c +@@ -62,7 +62,6 @@ + #include <linux/highmem.h> + #include <asm/io.h> + #include <asm/ioctls.h> +-#include <asm/system.h> + #include <asm/poll.h> + #include <asm/uaccess.h> + #include <linux/miscdevice.h> +-- +1.7.12 + diff --git a/sys-cluster/lustre/files/0009-LU-1337-vfs-kernel-3.4-touch_atime-switchs-to-1-argu.patch b/sys-cluster/lustre/files/0009-LU-1337-vfs-kernel-3.4-touch_atime-switchs-to-1-argu.patch new file mode 100644 index 000000000..9e4311797 --- /dev/null +++ b/sys-cluster/lustre/files/0009-LU-1337-vfs-kernel-3.4-touch_atime-switchs-to-1-argu.patch @@ -0,0 +1,89 @@ +From 9e6789a41f3b1afd1a8a2575a4abbc49f0b10727 Mon Sep 17 00:00:00 2001 +From: Liu Xuezhao <xuezhao.liu@emc.com> +Date: Thu, 9 Aug 2012 10:34:49 +0800 +Subject: [PATCH 09/13] LU-1337 vfs: kernel 3.4 touch_atime switchs to 1 + argument + +touch_atime switchs to use 1 argument of struct path since +kernel 3.4 (commit 68ac1234fb949b66941d94dce4157742799fc581). + +Add LC_TOUCH_ATIME_1ARG/HAVE_TOUCH_ATIME_1ARG to check it. + +Signed-off-by: Liu Xuezhao <xuezhao.liu@emc.com> +Change-Id: I1a0478459538376761b96e1dc65328eeeef60d0f +--- + lustre/autoconf/lustre-core.m4 | 22 ++++++++++++++++++++++ + lustre/llite/dir.c | 9 +++++++++ + 2 files changed, 31 insertions(+) + +diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4 +index 15f58ab..3b3115c 100644 +--- a/lustre/autoconf/lustre-core.m4 ++++ b/lustre/autoconf/lustre-core.m4 +@@ -2009,6 +2009,25 @@ EXTRA_KCFLAGS="$tmp_flags" + ]) + + # ++# 3.4 switchs touch_atime to struct path ++# see kernel commit 68ac1234fb949b66941d94dce4157742799fc581 ++# ++AC_DEFUN([LC_TOUCH_ATIME_1ARG], ++[AC_MSG_CHECKING([if touch_atime use one argument]) ++LB_LINUX_TRY_COMPILE([ ++ #include <linux/fs.h> ++],[ ++ touch_atime((struct path *)NULL); ++],[ ++ AC_DEFINE(HAVE_TOUCH_ATIME_1ARG, 1, ++ [touch_atime use one argument]) ++ AC_MSG_RESULT([yes]) ++],[ ++ AC_MSG_RESULT([no]) ++]) ++]) ++ ++# + # LC_PROG_LINUX + # + # Lustre linux kernel checks +@@ -2168,6 +2187,9 @@ AC_DEFUN([LC_PROG_LINUX], + LC_SUPEROPS_USE_DENTRY + LC_INODEOPS_USE_UMODE_T + ++ # 3.4 ++ LC_TOUCH_ATIME_1ARG ++ + # + if test x$enable_server = xyes ; then + AC_DEFINE(HAVE_SERVER_SUPPORT, 1, [support server]) +diff --git a/lustre/llite/dir.c b/lustre/llite/dir.c +index f985625..f418631 100644 +--- a/lustre/llite/dir.c ++++ b/lustre/llite/dir.c +@@ -500,6 +500,9 @@ int ll_readdir(struct file *filp, void *cookie, filldir_t filldir) + int hash64 = sbi->ll_flags & LL_SBI_64BIT_HASH; + struct page *page; + struct ll_dir_chain chain; ++#ifdef HAVE_TOUCH_ATIME_1ARG ++ struct path path; ++#endif + int done; + int rc; + ENTRY; +@@ -627,7 +630,13 @@ int ll_readdir(struct file *filp, void *cookie, filldir_t filldir) + filp->f_pos = pos; + } + filp->f_version = inode->i_version; ++#ifdef HAVE_TOUCH_ATIME_1ARG ++ path.mnt = filp->f_vfsmnt; ++ path.dentry = filp->f_dentry; ++ touch_atime(&path); ++#else + touch_atime(filp->f_vfsmnt, filp->f_dentry); ++#endif + + ll_dir_chain_fini(&chain); + +-- +1.7.12 + diff --git a/sys-cluster/lustre/files/0010-LU-1337-vfs-kernel-3.4-converts-d_alloc_root-to-d_ma.patch b/sys-cluster/lustre/files/0010-LU-1337-vfs-kernel-3.4-converts-d_alloc_root-to-d_ma.patch new file mode 100644 index 000000000..6f727170e --- /dev/null +++ b/sys-cluster/lustre/files/0010-LU-1337-vfs-kernel-3.4-converts-d_alloc_root-to-d_ma.patch @@ -0,0 +1,128 @@ +From 9d5b2096640f5a9ed1d9307748cc79a35def59fb Mon Sep 17 00:00:00 2001 +From: Liu Xuezhao <xuezhao.liu@emc.com> +Date: Mon, 16 Jul 2012 17:05:04 +0800 +Subject: [PATCH 10/13] LU-1337 vfs: kernel 3.4 converts d_alloc_root to + d_make_root + +kernel 3.4 converts d_alloc_root to d_make_root. +(kernel commit 32991ab305ace7017c62f8eecbe5eb36dc32e13b) + +Add LC_HAVE_D_MAKE_ROOT/HAVE_D_MAKE_ROOT to ckeck it. + +Signed-off-by: Liu Xuezhao <xuezhao.liu@emc.com> +Change-Id: I7ff1f0eff25495b655e650997016377ca0a200aa +--- + lustre/autoconf/lustre-core.m4 | 20 ++++++++++++++++++++ + lustre/include/linux/lustre_compat25.h | 14 ++++++++++++++ + lustre/llite/llite_lib.c | 7 ++++++- + lustre/obdclass/obd_mount.c | 13 ++++++------- + 4 files changed, 46 insertions(+), 8 deletions(-) + +diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4 +index 3b3115c..bc92b4f 100644 +--- a/lustre/autoconf/lustre-core.m4 ++++ b/lustre/autoconf/lustre-core.m4 +@@ -2028,6 +2028,25 @@ LB_LINUX_TRY_COMPILE([ + ]) + + # ++# 3.4 converts d_alloc_root to d_make_root ++# see kernel commit 32991ab305ace7017c62f8eecbe5eb36dc32e13b ++# ++AC_DEFUN([LC_HAVE_D_MAKE_ROOT], ++[AC_MSG_CHECKING([if have d_make_root]) ++LB_LINUX_TRY_COMPILE([ ++ #include <linux/fs.h> ++],[ ++ d_make_root((struct inode *)NULL); ++],[ ++ AC_DEFINE(HAVE_D_MAKE_ROOT, 1, ++ [have d_make_root]) ++ AC_MSG_RESULT([yes]) ++],[ ++ AC_MSG_RESULT([no]) ++]) ++]) ++ ++# + # LC_PROG_LINUX + # + # Lustre linux kernel checks +@@ -2189,6 +2208,7 @@ AC_DEFUN([LC_PROG_LINUX], + + # 3.4 + LC_TOUCH_ATIME_1ARG ++ LC_HAVE_D_MAKE_ROOT + + # + if test x$enable_server = xyes ; then +diff --git a/lustre/include/linux/lustre_compat25.h b/lustre/include/linux/lustre_compat25.h +index 070ad83..b1d3056 100644 +--- a/lustre/include/linux/lustre_compat25.h ++++ b/lustre/include/linux/lustre_compat25.h +@@ -853,5 +853,19 @@ static inline void set_nlink(struct inode *inode, unsigned int nlink) + # define ll_umode_t int + #endif + ++#include <linux/dcache.h> ++#ifndef HAVE_D_MAKE_ROOT ++static inline struct dentry *d_make_root(struct inode *root_inode) ++{ ++ struct dentry *res; ++ ++ res = d_alloc_root(root_inode); ++ if (res == NULL) ++ iput(root_inode); ++ ++ return res; ++} ++#endif ++ + #endif /* __KERNEL__ */ + #endif /* _COMPAT25_H */ +diff --git a/lustre/llite/llite_lib.c b/lustre/llite/llite_lib.c +index 18246ac..f125461 100644 +--- a/lustre/llite/llite_lib.c ++++ b/lustre/llite/llite_lib.c +@@ -539,7 +539,12 @@ static int client_common_fill_super(struct super_block *sb, char *md, char *dt, + NULL); + cl_sb_init(sb); + +- sb->s_root = d_alloc_root(root); ++ sb->s_root = d_make_root(root); ++ if (sb->s_root == NULL) { ++ CERROR("Can't make root dentry\n"); ++ GOTO(out_lock_cn_cb, err = -ENOMEM); ++ } ++ + #ifdef HAVE_DCACHE_LOCK + sb->s_root->d_op = &ll_d_root_ops; + #else +diff --git a/lustre/obdclass/obd_mount.c b/lustre/obdclass/obd_mount.c +index b2ec636..c2481bf 100644 +--- a/lustre/obdclass/obd_mount.c ++++ b/lustre/obdclass/obd_mount.c +@@ -1609,14 +1609,13 @@ static int server_fill_super_common(struct super_block *sb) + /* apparently we need to be a directory for the mount to finish */ + root->i_mode = S_IFDIR; + +- sb->s_root = d_alloc_root(root); +- if (!sb->s_root) { +- CERROR("Can't make root dentry\n"); +- iput(root); +- RETURN(-EIO); +- } ++ sb->s_root = d_make_root(root); ++ if (!sb->s_root) { ++ CERROR("Can't make root dentry\n"); ++ RETURN(-EIO); ++ } + +- RETURN(0); ++ RETURN(0); + } + + static int osd_start(struct lustre_sb_info *lsi, unsigned long mflags) +-- +1.7.12 + diff --git a/sys-cluster/lustre/files/0011-LU-1337-kernel-v3.5-defines-INVALID_UID.patch b/sys-cluster/lustre/files/0011-LU-1337-kernel-v3.5-defines-INVALID_UID.patch new file mode 100644 index 000000000..7f20e90b1 --- /dev/null +++ b/sys-cluster/lustre/files/0011-LU-1337-kernel-v3.5-defines-INVALID_UID.patch @@ -0,0 +1,31 @@ +From 2c89f077618a5017fb61b57a8d358a5fb9542a5f Mon Sep 17 00:00:00 2001 +From: Peng Tao <tao.peng@emc.com> +Date: Wed, 22 Aug 2012 16:55:22 +0800 +Subject: [PATCH 11/13] LU-1337 kernel: v3.5 defines INVALID_UID + +With kernel commit 7a4e7408, Lustre doesn't need to redefine +INVALID_UID. + +Signed-off-by: Peng Tao <tao.peng@emc.com> +Change-Id: I96b854cc51db735d8c985528c879fbeb5b049ab9 +--- + lustre/include/lustre_cfg.h | 2 ++ + 1 file changed, 2 insertions(+) + +diff --git a/lustre/include/lustre_cfg.h b/lustre/include/lustre_cfg.h +index 7262be3..9d0fd52 100644 +--- a/lustre/include/lustre_cfg.h ++++ b/lustre/include/lustre_cfg.h +@@ -286,7 +286,9 @@ static inline int lustre_cfg_sanity_check(void *buf, int len) + + #include <lustre/lustre_user.h> + ++#ifndef INVALID_UID + #define INVALID_UID (-1) ++#endif + + /** @} cfg */ + +-- +1.7.12 + diff --git a/sys-cluster/lustre/files/0012-LU-1337-llite-kernel-3.5-renames-end_writeback-to-cl.patch b/sys-cluster/lustre/files/0012-LU-1337-llite-kernel-3.5-renames-end_writeback-to-cl.patch new file mode 100644 index 000000000..3289fded2 --- /dev/null +++ b/sys-cluster/lustre/files/0012-LU-1337-llite-kernel-3.5-renames-end_writeback-to-cl.patch @@ -0,0 +1,90 @@ +From 9e05a2ac1524f4d7d3aa3f5cc6f278ee3e460b17 Mon Sep 17 00:00:00 2001 +From: Peng Tao <tao.peng@emc.com> +Date: Wed, 22 Aug 2012 17:57:04 +0800 +Subject: [PATCH 12/13] LU-1337 llite: kernel 3.5 renames end_writeback to + clear_inode + +kernel commit dbd5768f8 renames end_writeback to clear_inode, +which used to exist for ~2.6.36 kernels. + +Signed-off-by: Peng Tao <tao.peng@emc.com> +Change-Id: I2435e820092085c0fb55539818f4bad9e48ff386 +--- + lustre/autoconf/lustre-core.m4 | 22 ++++++++++++++++++++++ + lustre/include/linux/lustre_compat25.h | 3 +++ + lustre/llite/llite_lib.c | 4 +--- + 3 files changed, 26 insertions(+), 3 deletions(-) + +diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4 +index bc92b4f..3f47dab 100644 +--- a/lustre/autoconf/lustre-core.m4 ++++ b/lustre/autoconf/lustre-core.m4 +@@ -2047,6 +2047,25 @@ LB_LINUX_TRY_COMPILE([ + ]) + + # ++# 3.5 renames end_writeback() back to clear_inode()... ++# see kernel commit dbd5768f87ff6fb0a4fe09c4d7b6c4a24de99430 ++# ++AC_DEFUN([LC_HAVE_CLEAR_INODE], ++[AC_MSG_CHECKING([if have clear_inode]) ++LB_LINUX_TRY_COMPILE([ ++ #include <linux/fs.h> ++],[ ++ clear_inode((struct inode *)NULL); ++],[ ++ AC_DEFINE(HAVE_CLEAR_INODE, 1, ++ [have clear_inode]) ++ AC_MSG_RESULT([yes]) ++],[ ++ AC_MSG_RESULT([no]) ++]) ++]) ++ ++# + # LC_PROG_LINUX + # + # Lustre linux kernel checks +@@ -2210,6 +2229,9 @@ AC_DEFUN([LC_PROG_LINUX], + LC_TOUCH_ATIME_1ARG + LC_HAVE_D_MAKE_ROOT + ++ # 3.5 ++ LC_HAVE_CLEAR_INODE ++ + # + if test x$enable_server = xyes ; then + AC_DEFINE(HAVE_SERVER_SUPPORT, 1, [support server]) +diff --git a/lustre/include/linux/lustre_compat25.h b/lustre/include/linux/lustre_compat25.h +index b1d3056..b2bba25 100644 +--- a/lustre/include/linux/lustre_compat25.h ++++ b/lustre/include/linux/lustre_compat25.h +@@ -866,6 +866,9 @@ static inline struct dentry *d_make_root(struct inode *root_inode) + return res; + } + #endif ++#ifndef HAVE_CLEAR_INODE ++#define clear_inode(i) end_writeback(i) ++#endif + + #endif /* __KERNEL__ */ + #endif /* _COMPAT25_H */ +diff --git a/lustre/llite/llite_lib.c b/lustre/llite/llite_lib.c +index f125461..ccbaad0 100644 +--- a/lustre/llite/llite_lib.c ++++ b/lustre/llite/llite_lib.c +@@ -1881,10 +1881,8 @@ void ll_delete_inode(struct inode *inode) + + #ifdef HAVE_SBOPS_EVICT_INODE + ll_clear_inode(inode); +- end_writeback(inode); +-#else +- clear_inode(inode); + #endif ++ clear_inode(inode); + + EXIT; + } +-- +1.7.12 + diff --git a/sys-cluster/lustre/files/0013-LU-1337-kernel-3.5-kernel-encode_fh-passes-in-parent.patch b/sys-cluster/lustre/files/0013-LU-1337-kernel-3.5-kernel-encode_fh-passes-in-parent.patch new file mode 100644 index 000000000..28f02823c --- /dev/null +++ b/sys-cluster/lustre/files/0013-LU-1337-kernel-3.5-kernel-encode_fh-passes-in-parent.patch @@ -0,0 +1,88 @@ +From c3b73bfe1e157ec42be9015d231da66808483554 Mon Sep 17 00:00:00 2001 +From: Peng Tao <tao.peng@emc.com> +Date: Thu, 23 Aug 2012 13:55:46 +0800 +Subject: [PATCH 13/13] LU-1337 kernel: 3.5 kernel encode_fh passes in parent + inode + +Changed by upsteam commit b0b0382b. + +Signed-off-by: Peng Tao <tao.peng@emc.com> +Change-Id: I6d7223b934bfe4151371744ad72bdab6b170c700 +--- + lustre/autoconf/lustre-core.m4 | 30 ++++++++++++++++++++++++++++++ + lustre/llite/llite_nfs.c | 6 ++++++ + 2 files changed, 36 insertions(+) + +diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4 +index 3f47dab..dbf7233 100644 +--- a/lustre/autoconf/lustre-core.m4 ++++ b/lustre/autoconf/lustre-core.m4 +@@ -2066,6 +2066,35 @@ LB_LINUX_TRY_COMPILE([ + ]) + + # ++# 3.5 encode_fh has parent inode passed in directly ++# see kernel commit b0b0382b ++# ++AC_DEFUN([LC_HAVE_ENCODE_FH_PARENT], ++[AC_MSG_CHECKING([if encode_fh have parent inode as parameter]) ++tmp_flags="$EXTRA_KCFLAGS" ++EXTRA_KCFLAGS="-Werror" ++LB_LINUX_TRY_COMPILE([ ++ #include <linux/exportfs.h> ++ #include <linux/fs.h> ++ #include <linux/types.h> ++ int ll_encode_fh(struct inode *i, __u32 *a, int *b, struct inode*p) ++ { ++ return 0; ++ } ++],[ ++ struct export_operations exp_op; ++ exp_op.encode_fh = ll_encode_fh; ++],[ ++ AC_DEFINE(HAVE_ENCODE_FH_PARENT, 1, ++ [have parent inode as parameter]) ++ AC_MSG_RESULT([yes]) ++],[ ++ AC_MSG_RESULT([no]) ++]) ++EXTRA_KCFLAGS="$tmp_flags" ++]) ++ ++# + # LC_PROG_LINUX + # + # Lustre linux kernel checks +@@ -2231,6 +2260,7 @@ AC_DEFUN([LC_PROG_LINUX], + + # 3.5 + LC_HAVE_CLEAR_INODE ++ LC_HAVE_ENCODE_FH_PARENT + + # + if test x$enable_server = xyes ; then +diff --git a/lustre/llite/llite_nfs.c b/lustre/llite/llite_nfs.c +index 809a564..ba4f9f1 100644 +--- a/lustre/llite/llite_nfs.c ++++ b/lustre/llite/llite_nfs.c +@@ -173,11 +173,17 @@ ll_iget_for_nfs(struct super_block *sb, struct lu_fid *fid, struct lu_fid *paren + * 2 -- contains child file handle and parent file handle; + * 255 -- error. + */ ++#ifndef HAVE_ENCODE_FH_PARENT + static int ll_encode_fh(struct dentry *de, __u32 *fh, int *plen, + int connectable) + { + struct inode *inode = de->d_inode; + struct inode *parent = de->d_parent->d_inode; ++#else ++static int ll_encode_fh(struct inode *inode, __u32 *fh, int *plen, ++ struct inode *parent) ++{ ++#endif + struct lustre_nfs_fid *nfs_fid = (void *)fh; + ENTRY; + +-- +1.7.12 + diff --git a/sys-cluster/lustre/lustre-9999.ebuild b/sys-cluster/lustre/lustre-9999.ebuild new file mode 100644 index 000000000..994a9ce09 --- /dev/null +++ b/sys-cluster/lustre/lustre-9999.ebuild @@ -0,0 +1,72 @@ +# Copyright 1999-2012 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Header: $ + +EAPI=5_pre1 + +WANT_AUTOCONF="2.5" +WANT_AUTOMAKE="1.9" + +inherit git-2 autotools linux-mod linux-info toolchain-funcs + +DESCRIPTION="Lustre is a parallel distributed file system" +HOMEPAGE="http://wiki.whamcloud.com/" +EGIT_REPO_URI="git://git.whamcloud.com/fs/lustre-release.git" +SRC_URI="" + +LICENSE="GPL-2" +SLOT="0" +KEYWORDS="" +IUSE="utils" + +DEPEND="" +RDEPEND="${DEPEND}" + +BUILD_PARAMS="-C ${KV_DIR} SUBDIRS=${S}" + +PATCHES=( +"${FILESDIR}/0001-LU-1337-vfs-kernel-3.1-renames-lock-manager-ops.patch" +"${FILESDIR}/0002-LU-1337-vfs-kernel-3.1-kills-inode-i_alloc_sem.patch" +"${FILESDIR}/0003-LU-1337-vfs-kernel-3.1-changes-open_to_namei_flags.patch" +"${FILESDIR}/0004-LU-1337-vfs-provides-ll_get_acl-to-i_op-get_acl.patch" +"${FILESDIR}/0005-LU-1337-block-kernel-3.2-make_request_fn-returns-voi.patch" +"${FILESDIR}/0006-LU-1337-vfs-kernel-3.2-protects-inode-i_nlink.patch" +"${FILESDIR}/0007-LU-1337-vfs-3.3-changes-super_operations-inode_opera.patch" +"${FILESDIR}/0008-LU-1337-kernel-remove-unnecessary-includings-of-syst.patch" +"${FILESDIR}/0009-LU-1337-vfs-kernel-3.4-touch_atime-switchs-to-1-argu.patch" +"${FILESDIR}/0010-LU-1337-vfs-kernel-3.4-converts-d_alloc_root-to-d_ma.patch" +"${FILESDIR}/0011-LU-1337-kernel-v3.5-defines-INVALID_UID.patch" +"${FILESDIR}/0012-LU-1337-llite-kernel-3.5-renames-end_writeback-to-cl.patch" +"${FILESDIR}/0013-LU-1337-kernel-3.5-kernel-encode_fh-passes-in-parent.patch" +) + +pkg_setup() { + linux-mod_pkg_setup + linux-info_pkg_setup + ARCH="$(tc-arch-kernel)" + ABI="${KERNEL_ABI}" +} + +src_prepare() { + epatch ${PATCHES[@]} + sh ./autogen.sh +} + +src_configure() { + econf \ + --enable-client \ + --disable-server \ + --without-ldiskfs \ + --disable-ldiskfs-build \ + --with-linux="${KERNEL_DIR}" \ + --with-linux-release=${KV_FULL} \ + $(use_enable utils) +} + +src_compile() { + default +} + +src_install() { + default +} diff --git a/sys-cluster/lustre/metadata.xml b/sys-cluster/lustre/metadata.xml new file mode 100644 index 000000000..29db6a2a1 --- /dev/null +++ b/sys-cluster/lustre/metadata.xml @@ -0,0 +1,11 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd"> +<pkgmetadata> +<herd>cluster</herd> +<longdescription> +Lustre is a parallel distributed file system, generally used for large scale cluster computing +</longdescription> +<use> + <flag name='utils'>Enable lustre utils</flag> +</use> +</pkgmetadata> |