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vfs: dedupe: rationalize args

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Clean up f_op->dedupe_file_range() interface.

1) Use loff_t for offsets and length instead of u64
2) Order the arguments the same way as {copy|clone}_file_range().

Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
This commit is contained in:
Miklos Szeredi 2018-07-06 23:57:03 +02:00
parent 5740c99e9d
commit 87eb5eb242
6 changed files with 22 additions and 20 deletions
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5
fs/btrfs/ctree.h
View File

@ -3247,8 +3247,9 @@ void btrfs_get_block_group_info(struct list_head *groups_list,
struct btrfs_ioctl_space_info *space);
void btrfs_update_ioctl_balance_args(struct btrfs_fs_info *fs_info,
struct btrfs_ioctl_balance_args *bargs);
int btrfs_dedupe_file_range(struct file *src_file, u64 loff, u64 olen,
struct file *dst_file, u64 dst_loff);
int btrfs_dedupe_file_range(struct file *src_file, loff_t src_loff,
struct file *dst_file, loff_t dst_loff,
u64 olen);
/* file.c */
int __init btrfs_auto_defrag_init(void);

7
fs/btrfs/ioctl.c
View File

@ -3600,8 +3600,9 @@ static int btrfs_extent_same(struct inode *src, u64 loff, u64 olen,
return ret;
}
int btrfs_dedupe_file_range(struct file *src_file, u64 loff, u64 olen,
struct file *dst_file, u64 dst_loff)
int btrfs_dedupe_file_range(struct file *src_file, loff_t src_loff,
struct file *dst_file, loff_t dst_loff,
u64 olen)
{
struct inode *src = file_inode(src_file);
struct inode *dst = file_inode(dst_file);
@ -3616,7 +3617,7 @@ int btrfs_dedupe_file_range(struct file *src_file, u64 loff, u64 olen,
return -EINVAL;
}
return btrfs_extent_same(src, loff, olen, dst, dst_loff);
return btrfs_extent_same(src, src_loff, olen, dst, dst_loff);
}
static int clone_finish_inode_update(struct btrfs_trans_handle *trans,

12
fs/ocfs2/file.c
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@ -2537,13 +2537,13 @@ static int ocfs2_file_clone_range(struct file *file_in,
len, false);
}
static int ocfs2_file_dedupe_range(struct file *src_file,
u64 loff,
u64 len,
struct file *dst_file,
u64 dst_loff)
static int ocfs2_file_dedupe_range(struct file *file_in,
loff_t pos_in,
struct file *file_out,
loff_t pos_out,
u64 len)
{
return ocfs2_reflink_remap_range(src_file, loff, dst_file, dst_loff,
return ocfs2_reflink_remap_range(file_in, pos_in, file_out, pos_out,
len, true);
}

4
fs/read_write.c
View File

@ -2049,8 +2049,8 @@ int vfs_dedupe_file_range(struct file *file, struct file_dedupe_range *same)
info->status = -EINVAL;
} else {
deduped = dst_file->f_op->dedupe_file_range(file, off,
len, dst_file,
info->dest_offset);
dst_file,
info->dest_offset, len);
if (deduped == -EBADE)
info->status = FILE_DEDUPE_RANGE_DIFFERS;
else if (deduped < 0)

12
fs/xfs/xfs_file.c
View File

@ -935,13 +935,13 @@ xfs_file_clone_range(
STATIC int
xfs_file_dedupe_range(
struct file *src_file,
u64 loff,
u64 len,
struct file *dst_file,
u64 dst_loff)
struct file *file_in,
loff_t pos_in,
struct file *file_out,
loff_t pos_out,
u64 len)
{
return xfs_reflink_remap_range(src_file, loff, dst_file, dst_loff,
return xfs_reflink_remap_range(file_in, pos_in, file_out, pos_out,
len, true);
}

2
include/linux/fs.h
View File

@ -1749,7 +1749,7 @@ struct file_operations {
loff_t, size_t, unsigned int);
int (*clone_file_range)(struct file *, loff_t, struct file *, loff_t,
u64);
int (*dedupe_file_range)(struct file *, u64, u64, struct file *,
int (*dedupe_file_range)(struct file *, loff_t, struct file *, loff_t,
u64);
} __randomize_layout;