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From a0625691b39468d04eb716919e237f96a3987b48 Mon Sep 17 00:00:00 2001
From: Richard Yao <ryao@cs.stonybrook.edu>
Date: Tue, 5 Feb 2013 16:42:29 -0500
Subject: [PATCH] Fix HAVE_MUTEX_OWNER_TASK_STRUCT autotools check on PPC64
The HAVE_MUTEX_OWNER_TASK_STRUCT fails on PPC64 with the following
error:
error: 'current' undeclared (first use in this function)
We include linux/sched.h to ensure that current is available.
Signed-off-by: Richard Yao <ryao@cs.stonybrook.edu>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
---
config/spl-build.m4 | 1 +
1 file changed, 1 insertion(+)
diff --git a/config/spl-build.m4 b/config/spl-build.m4
index 8518404..4cb7e1d 100644
--- a/config/spl-build.m4
+++ b/config/spl-build.m4
@@ -1269,6 +1269,7 @@ AC_DEFUN([SPL_AC_MUTEX_OWNER_TASK_STRUCT], [
EXTRA_KCFLAGS="-Werror"
SPL_LINUX_TRY_COMPILE([
#include <linux/mutex.h>
+ #include <linux/sched.h>
],[
struct mutex mtx __attribute__ ((unused));
mtx.owner = current;
--
1.7.10
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