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authorSebastian Andrzej Siewior <bigeasy@linutronix.de>2020-08-06 23:19:09 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-08-07 11:33:23 -0700
commitb3cb9fc3aeaf9d52967c87d54a98f035e96279dc (patch)
treec503cbb2063ed9d78211856bcf6fb16d8f6d2fcf /mm/slub.c
parente42f174e43e47b623d9dbf814521c4961000c962 (diff)
mm/slub.c: drop lockdep_assert_held() from put_map()
There is no point in using lockdep_assert_held() unlock that is about to be unlocked. It works only with lockdep and lockdep will complain if spin_unlock() is used on a lock that has not been locked. Remove superfluous lockdep_assert_held(). Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Cc: Yu Zhao <yuzhao@google.com> Cc: Christopher Lameter <cl@linux.com> Cc: Pekka Enberg <penberg@kernel.org> Cc: David Rientjes <rientjes@google.com> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/20200618201234.795692-2-bigeasy@linutronix.de Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/slub.c')
-rw-r--r--mm/slub.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/mm/slub.c b/mm/slub.c
index 629a58b56728..e5fc31c37b37 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -473,8 +473,6 @@ static unsigned long *get_map(struct kmem_cache *s, struct page *page)
static void put_map(unsigned long *map) __releases(&object_map_lock)
{
VM_BUG_ON(map != object_map);
- lockdep_assert_held(&object_map_lock);
-
spin_unlock(&object_map_lock);
}