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Commit aab110ab authored by David Sterba's avatar David Sterba
Browse files

btrfs: defrag, use unsigned type for extent thresh 



Signed type mismatches the ioctl structure, all extent calculations are
done on unsigned types.

Signed-off-by: default avatarDavid Sterba <dsterba@suse.cz>
parent 1d52c78a

fs/btrfs/ioctl.c

+4 −4
Original line number Diff line number Diff line
@@ -885,7 +885,7 @@ static noinline int btrfs_mksubvol(struct path *parent, 
 * file you want to defrag, we return 0 to let you know to skip this

 * part of the file

 */

static int check_defrag_in_cache(struct inode *inode, u64 offset, int thresh)

static int check_defrag_in_cache(struct inode *inode, u64 offset, u32 thresh)

{

	struct extent_io_tree *io_tree = &BTRFS_I(inode)->io_tree;

	struct extent_map *em = NULL;
@@ -920,7 +920,7 @@ static int check_defrag_in_cache(struct inode *inode, u64 offset, int thresh) 
 */

static int find_new_extents(struct btrfs_root *root,

			    struct inode *inode, u64 newer_than,

			    u64 *off, int thresh)

			    u64 *off, u32 thresh)

{

	struct btrfs_path *path;

	struct btrfs_key min_key;
@@ -1029,7 +1029,7 @@ static bool defrag_check_next_extent(struct inode *inode, struct extent_map *em) 
	return ret;

}



static int should_defrag_range(struct inode *inode, u64 start, int thresh,

static int should_defrag_range(struct inode *inode, u64 start, u32 thresh,

			       u64 *last_len, u64 *skip, u64 *defrag_end,

			       int compress)

{
@@ -1259,7 +1259,7 @@ int btrfs_defrag_file(struct inode *inode, struct file *file, 
	int ret;

	int defrag_count = 0;

	int compress_type = BTRFS_COMPRESS_ZLIB;

	int extent_thresh = range->extent_thresh;

	u32 extent_thresh = range->extent_thresh;

	unsigned long max_cluster = (256 * 1024) >> PAGE_CACHE_SHIFT;

	unsigned long cluster = max_cluster;

	u64 new_align = ~((u64)128 * 1024 - 1);