btrfs: sink gfp parameter to set_record_extent_bits

Single caller passes GFP_NOFS.
Signed-off-by: NDavid Sterba <dsterba@suse.com>

fs/btrfs/extent_io.c

@@ -1284,8 +1284,7 @@ int convert_extent_bit(struct extent_io_tree *tree, u64 start, u64 end,
 
 /* wrappers around set/clear extent bit */
 int set_record_extent_bits(struct extent_io_tree *tree, u64 start, u64 end,
-			   unsigned bits, gfp_t mask,
-			   struct extent_changeset *changeset)
+			   unsigned bits, struct extent_changeset *changeset)
 {
 	/*
 	 * We don't support EXTENT_LOCKED yet, as current changeset will
@@ -1295,7 +1294,7 @@ int set_record_extent_bits(struct extent_io_tree *tree, u64 start, u64 end,
 	 */
 	BUG_ON(bits & EXTENT_LOCKED);
 
-	return __set_extent_bit(tree, start, end, bits, 0, NULL, NULL, mask,
+	return __set_extent_bit(tree, start, end, bits, 0, NULL, NULL, GFP_NOFS,
 				changeset);
 }
 

fs/btrfs/extent_io.h

@@ -252,8 +252,7 @@ static inline int clear_extent_bits(struct extent_io_tree *tree, u64 start,
 }
 
 int set_record_extent_bits(struct extent_io_tree *tree, u64 start, u64 end,
-			   unsigned bits, gfp_t mask,
-			   struct extent_changeset *changeset);
+			   unsigned bits, struct extent_changeset *changeset);
 int set_extent_bit(struct extent_io_tree *tree, u64 start, u64 end,
 		   unsigned bits, u64 *failed_start,
 		   struct extent_state **cached_state, gfp_t mask);

fs/btrfs/qgroup.c

@@ -2542,8 +2542,7 @@ int btrfs_qgroup_reserve_data(struct inode *inode, u64 start, u64 len)
 	changeset.bytes_changed = 0;
 	changeset.range_changed = ulist_alloc(GFP_NOFS);
 	ret = set_record_extent_bits(&BTRFS_I(inode)->io_tree, start,
-			start + len -1, EXTENT_QGROUP_RESERVED, GFP_NOFS,
-			&changeset);
+			start + len -1, EXTENT_QGROUP_RESERVED, &changeset);
 	trace_btrfs_qgroup_reserve_data(inode, start, len,
 					changeset.bytes_changed,
 					QGROUP_RESERVE);