btrfs: sink gfp parameter to clear_extent_uptodate

There's only one callsite with GFP_NOFS.
Signed-off-by: NDavid Sterba <dsterba@suse.com>

fs/btrfs/extent_io.h

@@ -342,10 +342,10 @@ static inline int set_extent_bits(struct extent_io_tree *tree, u64 start,
 }
 
 static inline int clear_extent_uptodate(struct extent_io_tree *tree, u64 start,
-		u64 end, struct extent_state **cached_state, gfp_t mask)
+		u64 end, struct extent_state **cached_state)
 {
 	return __clear_extent_bit(tree, start, end, EXTENT_UPTODATE, 0, 0,
-				cached_state, mask, NULL);
+				cached_state, GFP_NOFS, NULL);
 }
 
 static inline int set_extent_dirty(struct extent_io_tree *tree, u64 start,

fs/btrfs/inode.c

@@ -3084,7 +3084,7 @@ static int btrfs_finish_ordered_io(struct btrfs_ordered_extent *ordered_extent)
 		else
 			start = ordered_extent->file_offset;
 		end = ordered_extent->file_offset + ordered_extent->len - 1;
-		clear_extent_uptodate(io_tree, start, end, NULL, GFP_NOFS);
+		clear_extent_uptodate(io_tree, start, end, NULL);
 
 		/* Drop the cache for the part of the extent we didn't write. */
 		btrfs_drop_extent_cache(BTRFS_I(inode), start, end, 0);