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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2012-09-06 19:48:59 -0400
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2012-09-06 19:48:59 -0400
commitfff34b3412b9401a76ba9d021db1bd91cb0e02b6 (patch)
tree870ed2d1555004e7939d15b5099017aae61c97b8 /fs/block_dev.c
parent28e1e58fb668e262648fb8ee8a24154633f40507 (diff)
parent636802ef96eebe279b22ad9f9dacfe29291e45c7 (diff)
Merge branch 'merge' into next
Brings in various bug fixes from 3.6-rcX
Diffstat (limited to 'fs/block_dev.c')
-rw-r--r--fs/block_dev.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 1e519195d45b..38e721b35d45 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1578,10 +1578,12 @@ ssize_t blkdev_aio_write(struct kiocb *iocb, const struct iovec *iov,
1578 unsigned long nr_segs, loff_t pos) 1578 unsigned long nr_segs, loff_t pos)
1579{ 1579{
1580 struct file *file = iocb->ki_filp; 1580 struct file *file = iocb->ki_filp;
1581 struct blk_plug plug;
1581 ssize_t ret; 1582 ssize_t ret;
1582 1583
1583 BUG_ON(iocb->ki_pos != pos); 1584 BUG_ON(iocb->ki_pos != pos);
1584 1585
1586 blk_start_plug(&plug);
1585 ret = __generic_file_aio_write(iocb, iov, nr_segs, &iocb->ki_pos); 1587 ret = __generic_file_aio_write(iocb, iov, nr_segs, &iocb->ki_pos);
1586 if (ret > 0 || ret == -EIOCBQUEUED) { 1588 if (ret > 0 || ret == -EIOCBQUEUED) {
1587 ssize_t err; 1589 ssize_t err;
@@ -1590,6 +1592,7 @@ ssize_t blkdev_aio_write(struct kiocb *iocb, const struct iovec *iov,
1590 if (err < 0 && ret > 0) 1592 if (err < 0 && ret > 0)
1591 ret = err; 1593 ret = err;
1592 } 1594 }
1595 blk_finish_plug(&plug);
1593 return ret; 1596 return ret;
1594} 1597}
1595EXPORT_SYMBOL_GPL(blkdev_aio_write); 1598EXPORT_SYMBOL_GPL(blkdev_aio_write);