Commit 0df61da8 authored Mar 07, 2016 by Darrick J. Wong Committed by Dave Chinner Mar 07, 2016

xfs: ioends require logically contiguous file offsets



We need to create a new ioend if the current writepage call isn't
logically contiguous with the range contained in the previous ioend.
Hopefully writepage gets called in order of increasing file offset.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>

parent e10de372

fs/xfs/xfs_aops.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -520,7 +520,8 @@ xfs_add_to_ioend(
		struct list_head *iolist)
		{
		if (!wpc->ioend \|\| wpc->io_type != wpc->ioend->io_type \|\|
		bh->b_blocknr != wpc->last_block + 1) {
		bh->b_blocknr != wpc->last_block + 1 \|\|
		offset != wpc->ioend->io_offset + wpc->ioend->io_size) {
		struct xfs_ioend *new;

		if (wpc->ioend)