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| author |   Jens Axboe <axboe@kernel.dk> | 2017-06-27 11:01:22 -0600 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2017-06-27 12:05:36 -0600 |
| commit | 45d06cf701a3866e0d246789039a46370af60223 (patch) | |
| tree | 302e1b84ff0e62cf04fbc1d002008fdc637eabdd /fs/block_dev.c | |
| parent | blk-mq: expose write hints through debugfs (diff) | |
| download | linux-dev-45d06cf701a3866e0d246789039a46370af60223.tar.xz linux-dev-45d06cf701a3866e0d246789039a46370af60223.zip | |
fs: add O_DIRECT and aio support for sending down write life time hints
Reviewed-by: Andreas Dilger <adilger@dilger.ca>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/block_dev.c')
| -rw-r--r-- | fs/block_dev.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c index dd91c99e9ba0..2c5f08696fff 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -225,6 +225,7 @@ __blkdev_direct_IO_simple(struct kiocb *iocb, struct iov_iter *iter, bio_init(&bio, vecs, nr_pages); bio.bi_bdev = bdev; bio.bi_iter.bi_sector = pos >> 9; + bio.bi_write_hint = iocb->ki_hint; bio.bi_private = current; bio.bi_end_io = blkdev_bio_end_io_simple; @@ -360,6 +361,7 @@ __blkdev_direct_IO(struct kiocb *iocb, struct iov_iter *iter, int nr_pages) for (;;) { bio->bi_bdev = bdev; bio->bi_iter.bi_sector = pos >> 9; + bio->bi_write_hint = iocb->ki_hint; bio->bi_private = dio; bio->bi_end_io = blkdev_bio_end_io; |