Commit 2d8ec40e authored by Qu Wenruo's avatar Qu Wenruo Committed by David Sterba
Browse files

btrfs: make btrfs_page_mkwrite() to be subpage compatible 



Only set_page_dirty() and SetPageUptodate() is not subpage compatible.
Convert them to subpage helpers, so that __extent_writepage_io() can
submit page content correctly.

Tested-by: Ritesh Harjani <riteshh@linux.ibm.com> # [ppc64]
Tested-by: Anand Jain <anand.jain@oracle.com> # [aarch64]
Signed-off-by: default avatarQu Wenruo <wqu@suse.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 6c9ac8be

fs/btrfs/inode.c

+2 −2
Original line number Diff line number Diff line
@@ -8651,8 +8651,8 @@ vm_fault_t btrfs_page_mkwrite(struct vm_fault *vmf) 
		flush_dcache_page(page);

	}

	ClearPageChecked(page);

	set_page_dirty(page);

	SetPageUptodate(page);

	btrfs_page_set_dirty(fs_info, page, page_start, end + 1 - page_start);

	btrfs_page_set_uptodate(fs_info, page, page_start, end + 1 - page_start);



	btrfs_set_inode_last_sub_trans(BTRFS_I(inode));