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| author | Jens Axboe <axboe@fb.com> | 2016-11-01 10:00:38 -0600 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2016-11-02 10:24:03 -0600 |
| commit | 7637241e651ec36e409412869f986dd5f097735f (patch) | |
| tree | f91af371cfe570476ba301a33bcb4c3780c430b1 /fs | |
| parent | 1d796d6a9641fbfcd90fcfaf6fb4894a13d0304f (diff) | |
| download | linux-stable-7637241e651ec36e409412869f986dd5f097735f.tar.gz linux-stable-7637241e651ec36e409412869f986dd5f097735f.tar.bz2 linux-stable-7637241e651ec36e409412869f986dd5f097735f.zip | |
writeback: add wbc_to_write_flags()
Add wbc_to_write_flags(), which returns the write modifier flags to use,
based on a struct writeback_control. No functional changes in this
patch, but it prepares us for factoring other wbc fields for write type.
Signed-off-by: Jens Axboe <axboe@fb.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/buffer.c | 2 | ||||
| -rw-r--r-- | fs/f2fs/data.c | 2 | ||||
| -rw-r--r-- | fs/f2fs/node.c | 2 | ||||
| -rw-r--r-- | fs/gfs2/meta_io.c | 3 | ||||
| -rw-r--r-- | fs/mpage.c | 2 | ||||
| -rw-r--r-- | fs/xfs/xfs_aops.c | 8 |
6 files changed, 7 insertions, 12 deletions
diff --git a/fs/buffer.c b/fs/buffer.c index bc7c2bb30a9b..af5776da814a 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -1697,7 +1697,7 @@ int __block_write_full_page(struct inode *inode, struct page *page, struct buffer_head *bh, *head; unsigned int blocksize, bbits; int nr_underway = 0; - int write_flags = (wbc->sync_mode == WB_SYNC_ALL ? REQ_SYNC : 0); + int write_flags = wbc_to_write_flags(wbc); head = create_page_buffers(page, inode, (1 << BH_Dirty)|(1 << BH_Uptodate)); diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index b80bf10603d7..9e5561fa4cb6 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -1249,7 +1249,7 @@ static int f2fs_write_data_page(struct page *page, .sbi = sbi, .type = DATA, .op = REQ_OP_WRITE, - .op_flags = (wbc->sync_mode == WB_SYNC_ALL) ? REQ_SYNC : 0, + .op_flags = wbc_to_write_flags(wbc), .page = page, .encrypted_page = NULL, }; diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c index 932f3f8bb57b..d1e29deb4598 100644 --- a/fs/f2fs/node.c +++ b/fs/f2fs/node.c @@ -1570,7 +1570,7 @@ static int f2fs_write_node_page(struct page *page, .sbi = sbi, .type = NODE, .op = REQ_OP_WRITE, - .op_flags = (wbc->sync_mode == WB_SYNC_ALL) ? REQ_SYNC : 0, + .op_flags = wbc_to_write_flags(wbc), .page = page, .encrypted_page = NULL, }; diff --git a/fs/gfs2/meta_io.c b/fs/gfs2/meta_io.c index e562b1191c9c..49db8ef13fdf 100644 --- a/fs/gfs2/meta_io.c +++ b/fs/gfs2/meta_io.c @@ -37,8 +37,7 @@ static int gfs2_aspace_writepage(struct page *page, struct writeback_control *wb { struct buffer_head *bh, *head; int nr_underway = 0; - int write_flags = REQ_META | REQ_PRIO | - (wbc->sync_mode == WB_SYNC_ALL ? REQ_SYNC : 0); + int write_flags = REQ_META | REQ_PRIO | wbc_to_write_flags(wbc); BUG_ON(!PageLocked(page)); BUG_ON(!page_has_buffers(page)); diff --git a/fs/mpage.c b/fs/mpage.c index f35e2819d0c6..98fc11aa7e0b 100644 --- a/fs/mpage.c +++ b/fs/mpage.c @@ -489,7 +489,7 @@ static int __mpage_writepage(struct page *page, struct writeback_control *wbc, struct buffer_head map_bh; loff_t i_size = i_size_read(inode); int ret = 0; - int op_flags = (wbc->sync_mode == WB_SYNC_ALL ? REQ_SYNC : 0); + int op_flags = wbc_to_write_flags(wbc); if (page_has_buffers(page)) { struct buffer_head *head = page_buffers(page); diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c index 594e02c485b2..6be5204a06d3 100644 --- a/fs/xfs/xfs_aops.c +++ b/fs/xfs/xfs_aops.c @@ -495,9 +495,7 @@ xfs_submit_ioend( ioend->io_bio->bi_private = ioend; ioend->io_bio->bi_end_io = xfs_end_bio; - ioend->io_bio->bi_opf = REQ_OP_WRITE; - if (wbc->sync_mode == WB_SYNC_ALL) - ioend->io_bio->bi_opf |= REQ_SYNC; + ioend->io_bio->bi_opf = REQ_OP_WRITE | wbc_to_write_flags(wbc); /* * If we are failing the IO now, just mark the ioend with an @@ -569,9 +567,7 @@ 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; - if (wbc->sync_mode == WB_SYNC_ALL) - ioend->io_bio->bi_opf |= REQ_SYNC; + ioend->io_bio->bi_opf = REQ_OP_WRITE | wbc_to_write_flags(wbc); submit_bio(ioend->io_bio); ioend->io_bio = new; } |