Messages in this thread Patch in this message | | | From | Namhyung Kim <> | Subject | [PATCH] fs/buffer.c: change buffer_busy() to use logical-OR expression | Date | Sun, 24 Oct 2010 02:06:15 +0900 |
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Convert bitwise-OR operator to logical-OR in favor of short-circuit evaluation. The end result would be same.
Signed-off-by: Namhyung Kim <namhyung@gmail.com> --- fs/buffer.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/fs/buffer.c b/fs/buffer.c index f5755f7..4362e77 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -3069,7 +3069,7 @@ EXPORT_SYMBOL(sync_dirty_buffer); */ static inline int buffer_busy(struct buffer_head *bh) { - return atomic_read(&bh->b_count) | + return atomic_read(&bh->b_count) || (bh->b_state & ((1 << BH_Dirty) | (1 << BH_Lock))); } -- 1.7.0.4
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