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authorTim Chase <[email protected]>2016-08-01 08:19:19 -0500
committerBrian Behlendorf <[email protected]>2016-08-01 12:45:08 -0700
commit576865be20ce4a0d4365cd62a589edec070fe08c (patch)
tree30f48499eebc50670892deed30f0f7670c77895e /config
parent4b9dddf43084306de34394d666b874b912ca42ca (diff)
Fix HAVE_MUTEX_OWNER test for kernels prior to 4.6
Recent 4.X kernels prior to 4.6 require #include of spinlock.h in order to get the definition of __ARCH_SPIN_LOCK_UNLOCKED which is used by DEFINE_MUTEX(). Signed-off-by: Tim Chase <[email protected]> Signed-off-by: Brian Behlendorf <[email protected]> Closes #566
Diffstat (limited to 'config')
-rw-r--r--config/spl-build.m41
1 files changed, 1 insertions, 0 deletions
diff --git a/config/spl-build.m4 b/config/spl-build.m4
index 3ed0e8fd0..94e692a8b 100644
--- a/config/spl-build.m4
+++ b/config/spl-build.m4
@@ -1537,6 +1537,7 @@ AC_DEFUN([SPL_AC_MUTEX_OWNER], [
EXTRA_KCFLAGS="-Werror"
SPL_LINUX_TRY_COMPILE([
#include <linux/mutex.h>
+ #include <linux/spinlock.h>
],[
DEFINE_MUTEX(m);
struct task_struct *t __attribute__ ((unused));