From: Jens Axboe <axboe@kernel.dk>
Date: Tue, 27 Jun 2017 09:34:01 -0600
Subject: [PATCH] xfs: add support for passing in write hints for buffered
writes
Git-commit: 31d7d58dcc228004fcd360448004e999d0bfb8f1
Patch-Mainline: v4.13-rc1
References: bsc#1104967,FATE#325924
Reviewed-by: Andreas Dilger <adilger@dilger.ca>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Acked-by: Hannes Reinecke <hare@suse.com>
---
fs/xfs/xfs_aops.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
index 76b6f988e2fa..81f5bf7f0e72 100644
--- a/fs/xfs/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -506,6 +506,7 @@ xfs_submit_ioend(
return status;
}
+ ioend->io_bio->bi_write_hint = ioend->io_inode->i_write_hint;
submit_bio(ioend->io_bio);
return 0;
}
@@ -565,6 +566,7 @@ xfs_chain_bio(
bio_chain(ioend->io_bio, new);
bio_get(ioend->io_bio); /* for xfs_destroy_ioend */
ioend->io_bio->bi_opf = REQ_OP_WRITE | wbc_to_write_flags(wbc);
+ ioend->io_bio->bi_write_hint = ioend->io_inode->i_write_hint;
submit_bio(ioend->io_bio);
ioend->io_bio = new;
}
--
2.16.4