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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: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
hifive-unleashed-5.1
OGAWA Hirofumi 2008-08-11 17:07:08 +01:00 committed by Jens Axboe
parent 35ba8f7083
commit 2ebca85abc
1 changed files with 1 additions and 1 deletions
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block/blk-barrier.c
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@ -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);