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authorJules Irenge <jbi.octave@gmail.com>2020-04-06 20:08:30 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-04-07 10:43:41 -0700
commitbc22b18b1f805dd785c408060f21aecb4c500ea5 (patch)
treec6eec90f119adf550bc73e9badbcc4bb2ab931f3 /mm
parent70c7ec95bece1bd01e25fbc4f17c9262445de417 (diff)
mm/zsmalloc: add missing annotation for unpin_tag()
Sparse reports a warning at unpin_tag()() warning: context imbalance in unpin_tag() - unexpected unlock The root cause is the missing annotation at unpin_tag() Add the missing __releases(bitlock) annotation Signed-off-by: Jules Irenge <jbi.octave@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Acked-by: Minchan Kim <minchan@kernel.org> Link: http://lkml.kernel.org/r/20200214204741.94112-14-jbi.octave@gmail.com Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/zsmalloc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index 7bac76ae11b3..2aa2d524a343 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -896,7 +896,7 @@ static void pin_tag(unsigned long handle) __acquires(bitlock)
bit_spin_lock(HANDLE_PIN_BIT, (unsigned long *)handle);
}
-static void unpin_tag(unsigned long handle)
+static void unpin_tag(unsigned long handle) __releases(bitlock)
{
bit_spin_unlock(HANDLE_PIN_BIT, (unsigned long *)handle);
}