Commit 67998cf4 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by David Sterba
Browse files

btrfs: don't set force_bio_submit in read_extent_buffer_subpage 



When read_extent_buffer_subpage calls submit_extent_page, it does
so on a freshly initialized btrfs_bio_ctrl structure that can't have
a valid bio to submit.  Clear the force_bio_submit parameter to false
as there is nothing to submit.

Reviewed-by: default avatarJohannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent fdf8d595

fs/btrfs/extent_io.c

+1 −1
Original line number Diff line number Diff line
@@ -4449,7 +4449,7 @@ static int read_extent_buffer_subpage(struct extent_buffer *eb, int wait, 
	btrfs_subpage_start_reader(fs_info, page, eb->start, eb->len);

	ret = submit_extent_page(REQ_OP_READ, NULL, &bio_ctrl,

				 eb->start, page, eb->len,

				 eb->start - page_offset(page), 0, true);

				 eb->start - page_offset(page), 0, false);

	if (ret) {

		/*

		 * In the endio function, if we hit something wrong we will