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-rw-r--r--include/linux/seqlock.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/include/linux/seqlock.h b/include/linux/seqlock.h
index 46000936f8f..6b0648cfdff 100644
--- a/include/linux/seqlock.h
+++ b/include/linux/seqlock.h
@@ -44,8 +44,11 @@ typedef struct {
44#define SEQLOCK_UNLOCKED \ 44#define SEQLOCK_UNLOCKED \
45 __SEQLOCK_UNLOCKED(old_style_seqlock_init) 45 __SEQLOCK_UNLOCKED(old_style_seqlock_init)
46 46
47#define seqlock_init(x) \ 47#define seqlock_init(x) \
48 do { *(x) = (seqlock_t) __SEQLOCK_UNLOCKED(x); } while (0) 48 do { \
49 (x)->sequence = 0; \
50 spin_lock_init(&(x)->lock); \
51 } while (0)
49 52
50#define DEFINE_SEQLOCK(x) \ 53#define DEFINE_SEQLOCK(x) \
51 seqlock_t x = __SEQLOCK_UNLOCKED(x) 54 seqlock_t x = __SEQLOCK_UNLOCKED(x)