diff options
| author | Christoph Hellwig <hch@lst.de> | 2018-07-11 22:26:03 -0700 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2018-07-11 22:26:03 -0700 |
| commit | 6d465e895343225e3ad35fe10d7b3e9f2f18faec (patch) | |
| tree | 760c1eaa820edc9db09aaedf8ae602b3c2759c46 /fs/xfs/xfs_aops.c | |
| parent | 3faed667644d787c3cf6f977f80bac7a013eb045 (diff) | |
xfs: move all writeback buffer_head manipulation into xfs_map_at_offset
This keeps it in a single place so it can be made otional more easily.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/xfs/xfs_aops.c')
| -rw-r--r-- | fs/xfs/xfs_aops.c | 22 |
1 files changed, 5 insertions, 17 deletions
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c index 6402e4323031..71b4ca60ff40 100644 --- a/fs/xfs/xfs_aops.c +++ b/fs/xfs/xfs_aops.c @@ -495,21 +495,6 @@ allocate_blocks: } STATIC void -xfs_start_buffer_writeback( - struct buffer_head *bh) -{ - ASSERT(buffer_mapped(bh)); - ASSERT(buffer_locked(bh)); - ASSERT(!buffer_delay(bh)); - ASSERT(!buffer_unwritten(bh)); - - bh->b_end_io = NULL; - set_buffer_async_write(bh); - set_buffer_uptodate(bh); - clear_buffer_dirty(bh); -} - -STATIC void xfs_start_page_writeback( struct page *page, int clear_dirty) @@ -728,6 +713,7 @@ xfs_map_at_offset( ASSERT(imap->br_startblock != HOLESTARTBLOCK); ASSERT(imap->br_startblock != DELAYSTARTBLOCK); + lock_buffer(bh); xfs_map_buffer(inode, bh, imap, offset); set_buffer_mapped(bh); clear_buffer_delay(bh); @@ -740,6 +726,10 @@ xfs_map_at_offset( * set the bdev now. */ bh->b_bdev = xfs_find_bdev_for_inode(inode); + bh->b_end_io = NULL; + set_buffer_async_write(bh); + set_buffer_uptodate(bh); + clear_buffer_dirty(bh); } STATIC void @@ -861,11 +851,9 @@ xfs_writepage_map( if (wpc->io_type == XFS_IO_HOLE) continue; - lock_buffer(bh); xfs_map_at_offset(inode, bh, &wpc->imap, file_offset); xfs_add_to_ioend(inode, file_offset, page, wpc, wbc, &submit_list); - xfs_start_buffer_writeback(bh); count++; } |