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authorDave Airlie <airlied@redhat.com>2020-01-20 11:08:11 +1000
committerDave Airlie <airlied@redhat.com>2020-01-20 11:42:57 +1000
commit3d4743131b8de970faa4b979ead0fadfe5d2de9d (patch)
tree68e948c2d94d48598dd37e31bb654feb0b43ae4a /kernel/locking/rwsem.c
parentMerge tag 'amd-drm-next-5.6-2020-01-17' of git://people.freedesktop.org/~agd5... (diff)
parentLinux 5.5-rc7 (diff)
downloadlinux-3d4743131b8de970faa4b979ead0fadfe5d2de9d.tar.gz
linux-3d4743131b8de970faa4b979ead0fadfe5d2de9d.zip
Backmerge v5.5-rc7 into drm-next
msm needs 5.5-rc4, go to the latest. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'kernel/locking/rwsem.c')
-rw-r--r--kernel/locking/rwsem.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/locking/rwsem.c b/kernel/locking/rwsem.c
index 44e68761f432..0d9b6be9ecc8 100644
--- a/kernel/locking/rwsem.c
+++ b/kernel/locking/rwsem.c
@@ -1226,8 +1226,8 @@ wait:
* In this case, we attempt to acquire the lock again
* without sleeping.
*/
- if ((wstate == WRITER_HANDOFF) &&
- (rwsem_spin_on_owner(sem, 0) == OWNER_NULL))
+ if (wstate == WRITER_HANDOFF &&
+ rwsem_spin_on_owner(sem, RWSEM_NONSPINNABLE) == OWNER_NULL)
goto trylock_again;
/* Block until there are no active lockers. */