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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 @@
26static inline bool sbitmap_deferred_clear(struct sbitmap *sb, int index) 26static inline bool sbitmap_deferred_clear(struct sbitmap *sb, int index)
27{ 27{
28 unsigned long mask, val; 28 unsigned long mask, val;
29 unsigned long __maybe_unused flags;
30 bool ret = false; 29 bool ret = false;
30 unsigned long flags;
31 31
32 /* Silence bogus lockdep warning */ 32 spin_lock_irqsave(&sb->map[index].swap_lock, flags);
33#if defined(CONFIG_LOCKDEP)
34 local_irq_save(flags);
35#endif
36 spin_lock(&sb->map[index].swap_lock);
37 33
38 if (!sb->map[index].cleared) 34 if (!sb->map[index].cleared)
39 goto out_unlock; 35 goto out_unlock;
@@ -54,10 +50,7 @@ static inline bool sbitmap_deferred_clear(struct sbitmap *sb, int index)
54 50
55 ret = true; 51 ret = true;
56out_unlock: 52out_unlock:
57 spin_unlock(&sb->map[index].swap_lock); 53 spin_unlock_irqrestore(&sb->map[index].swap_lock, flags);
58#if defined(CONFIG_LOCKDEP)
59 local_irq_restore(flags);
60#endif
61 return ret; 54 return ret;
62} 55}
63 56