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authoraliguori <aliguori@c046a42c-6fe2-441c-8c8c-71466251a162>2009-04-17 17:10:59 +0000
committeraliguori <aliguori@c046a42c-6fe2-441c-8c8c-71466251a162>2009-04-17 17:10:59 +0000
commit41bd13afdabf62ba513e00fade177749d73e1c09 (patch)
tree1f4b20544f1488dcde434eb8ca60776c64e8443b /savevm.c
parentRemove NICInfo from e1000 and mipsnet state (Mark McLoughlin) (diff)
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Add unregister_savevm() (Mark McLoughlin)
Currently there's no way to unregister a savevm callback, so e.g. if a NIC is hot-unplugged and a savevm is issued, we'll segfault. Signed-off-by: Mark McLoughlin <markmc@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7148 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'savevm.c')
-rw-r--r--savevm.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/savevm.c b/savevm.c
index 70500dd57..c15db9ae2 100644
--- a/savevm.c
+++ b/savevm.c
@@ -647,6 +647,22 @@ int register_savevm(const char *idstr,
NULL, save_state, load_state, opaque);
}
+void unregister_savevm(const char *idstr, void *opaque)
+{
+ SaveStateEntry **pse;
+
+ pse = &first_se;
+ while (*pse != NULL) {
+ if (strcmp((*pse)->idstr, idstr) == 0 && (*pse)->opaque == opaque) {
+ SaveStateEntry *next = (*pse)->next;
+ qemu_free(*pse);
+ *pse = next;
+ continue;
+ }
+ pse = &(*pse)->next;
+ }
+}
+
#define QEMU_VM_FILE_MAGIC 0x5145564d
#define QEMU_VM_FILE_VERSION_COMPAT 0x00000002
#define QEMU_VM_FILE_VERSION 0x00000003