[v2,04/26] btrfs: don't pass compressed pages to btrfs_writepage_endio_finish_ordered()

Commit Message

Qu Wenruo Aug. 29, 2021, 5:24 a.m. UTC

Since async_extent holds the compressed page, it would trigger the new
ASSERT() in btrfs_mark_ordered_io_finished() which checks the range is
inside the page.

Now btrfs_writepage_endio_finish_ordered() can accept @page == NULL,
just pass NULL to btrfs_writepage_endio_finish_ordered().

Signed-off-by: Qu Wenruo <[e-mail]>
---
 fs/btrfs/inode.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

Patch

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 02448857b72f..6760ec78df6b 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -973,15 +973,12 @@  static noinline void submit_compressed_extents(struct async_chunk *async_chunk)
 				    async_extent->nr_pages,
 				    async_chunk->write_flags,
 				    async_chunk->blkcg_css)) {
-			struct page *p = async_extent->pages[0];
 			const u64 start = async_extent->start;
 			const u64 end = start + async_extent->ram_size - 1;
 
-			p->mapping = inode->vfs_inode.i_mapping;
-			btrfs_writepage_endio_finish_ordered(inode, p, start,
+			btrfs_writepage_endio_finish_ordered(inode, NULL, start,
 							     end, false);
 
-			p->mapping = NULL;
 			extent_clear_unlock_delalloc(inode, start, end, NULL, 0,
 						     PAGE_END_WRITEBACK |
 						     PAGE_SET_ERROR);