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Commit 2ebca85a authored by OGAWA Hirofumi's avatar OGAWA Hirofumi Committed by Jens Axboe
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Use WRITE_BARRIER in blkdev_issue_flush(), not (1<<BIO_RW_BARRIER) 



Barriers should be submitted with the WRITE flag set.

Signed-off-by: default avatarOGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: default avatarDavid Woodhouse <David.Woodhouse@intel.com>
Signed-off-by: default avatarJens Axboe <jens.axboe@oracle.com>
parent 35ba8f70

block/blk-barrier.c

+1 −1
Original line number Diff line number Diff line
@@ -293,7 +293,7 @@ int blkdev_issue_flush(struct block_device *bdev, sector_t *error_sector) 
	bio->bi_end_io = bio_end_empty_barrier;

	bio->bi_private = &wait;

	bio->bi_bdev = bdev;

	submit_bio(1 << BIO_RW_BARRIER, bio);

	submit_bio(WRITE_BARRIER, bio);



	wait_for_completion(&wait);