Prev: ext4: Fix file fragmentation during large file write.
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From: Changli Gao on 28 May 2010 21:30
optimize mpage_bio_submit()

check rw, then initialize bio->bi_end_io.

Signed-off-by: Changli Gao <xiaosuo(a)gmail.com>
----
fs/mpage.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/fs/mpage.c b/fs/mpage.c
index 94ff0d1..632681c 100644
--- a/fs/mpage.c
+++ b/fs/mpage.c
@@ -85,9 +85,7 @@ static void mpage_end_io_write(struct bio *bio, int err)

static struct bio *mpage_bio_submit(int rw, struct bio *bio)
{
- bio->bi_end_io = mpage_end_io_read;
- if (rw == WRITE)
- bio->bi_end_io = mpage_end_io_write;
+ bio->bi_end_io = rw != WRITE ? mpage_end_io_read : mpage_end_io_write;
submit_bio(rw, bio);
return NULL;
}
--
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