Commit 51995c39 authored Sep 14, 2018 by Liu Bo Committed by David Sterba Oct 15, 2018

Btrfs: assert page dirty bit on extent buffer pages



Just in case that someone breaks the rule that pages are dirty as long
as eb is dirty. The next patch will dirty the pages conditionally.

Signed-off-by: Liu Bo <bo.liu@linux.alibaba.com>
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

parent 98e6b1eb

fs/btrfs/extent_io.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -5176,6 +5176,12 @@ int set_extent_buffer_dirty(struct extent_buffer *eb)

		for (i = 0; i < num_pages; i++)
		set_page_dirty(eb->pages[i]);

		#ifdef CONFIG_BTRFS_DEBUG
		for (i = 0; i < num_pages; i++)
		ASSERT(PageDirty(eb->pages[i]));
		#endif

		return was_dirty;
		}

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