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-rw-r--r--lib/sbitmap.c13
1 files changed, 3 insertions, 10 deletions
diff --git a/lib/sbitmap.c b/lib/sbitmap.c
index 65c2d06250a6..5b382c1244ed 100644
--- a/lib/sbitmap.c
+++ b/lib/sbitmap.c
@@ -26,14 +26,10 @@
static inline bool sbitmap_deferred_clear(struct sbitmap *sb, int index)
{
unsigned long mask, val;
- unsigned long __maybe_unused flags;
bool ret = false;
+ unsigned long flags;
- /* Silence bogus lockdep warning */
-#if defined(CONFIG_LOCKDEP)
- local_irq_save(flags);
-#endif
- spin_lock(&sb->map[index].swap_lock);
+ spin_lock_irqsave(&sb->map[index].swap_lock, flags);
if (!sb->map[index].cleared)
goto out_unlock;
@@ -54,10 +50,7 @@ static inline bool sbitmap_deferred_clear(struct sbitmap *sb, int index)
ret = true;
out_unlock:
- spin_unlock(&sb->map[index].swap_lock);
-#if defined(CONFIG_LOCKDEP)
- local_irq_restore(flags);
-#endif
+ spin_unlock_irqrestore(&sb->map[index].swap_lock, flags);
return ret;
}