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Date: Mon, 7 May 2018 10:21:07 +0200
From: Miklos Szeredi <mszeredi@...hat.com>
To: Al Viro <viro@...iv.linux.org.uk>
Cc: linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
Amir Goldstein <amir73il@...il.com>
Subject: [PATCH 2/3] vfs: dedupe: rationalize args
Clean up f_op->dedupe_file_range() interface.
1) Use loff_t for offsets instead of u64
2) Order the arguments the same way as {copy|clone}_file_range().
Signed-off-by: Miklos Szeredi <mszeredi@...hat.com>
---
fs/btrfs/ctree.h | 4 ++--
fs/btrfs/ioctl.c | 4 ++--
fs/ocfs2/file.c | 6 +++---
fs/read_write.c | 4 ++--
fs/xfs/xfs_file.c | 6 +++---
include/linux/fs.h | 2 +-
6 files changed, 13 insertions(+), 13 deletions(-)
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 019a25962ac8..a8f1ab69158b 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -3269,8 +3269,8 @@ void btrfs_get_block_group_info(struct list_head *groups_list,
struct btrfs_ioctl_space_info *space);
void update_ioctl_balance_args(struct btrfs_fs_info *fs_info, int lock,
struct btrfs_ioctl_balance_args *bargs);
-s64 btrfs_dedupe_file_range(struct file *src_file, u64 loff, u64 olen,
- struct file *dst_file, u64 dst_loff);
+s64 btrfs_dedupe_file_range(struct file *src_file, loff_t loff,
+ struct file *dst_file, loff_t dst_loff, u64 olen);
/* file.c */
int __init btrfs_auto_defrag_init(void);
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index b6a1df6bb895..10658c0a5ac9 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -3194,8 +3194,8 @@ static int btrfs_extent_same(struct inode *src, u64 loff, u64 olen,
#define BTRFS_MAX_DEDUPE_LEN SZ_16M
-s64 btrfs_dedupe_file_range(struct file *src_file, u64 loff, u64 olen,
- struct file *dst_file, u64 dst_loff)
+s64 btrfs_dedupe_file_range(struct file *src_file, loff_t 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);
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index cf3732df4c2e..00656f4b6059 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -2538,10 +2538,10 @@ static int ocfs2_file_clone_range(struct file *file_in,
}
static s64 ocfs2_file_dedupe_range(struct file *src_file,
- u64 loff,
- u64 len,
+ loff_t loff,
struct file *dst_file,
- u64 dst_loff)
+ loff_t dst_loff,
+ u64 len)
{
int error;
diff --git a/fs/read_write.c b/fs/read_write.c
index 6a79c7ec2bb2..0cdef381d9d9 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -2046,8 +2046,8 @@ 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)
diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c
index d06dd1557d0e..e2620a00d132 100644
--- a/fs/xfs/xfs_file.c
+++ b/fs/xfs/xfs_file.c
@@ -871,10 +871,10 @@ xfs_file_clone_range(
STATIC s64
xfs_file_dedupe_range(
struct file *src_file,
- u64 loff,
- u64 len,
+ loff_t loff,
struct file *dst_file,
- u64 dst_loff)
+ loff_t dst_loff,
+ u64 len)
{
int error;
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 6feb121ae48c..8007a31c4d3c 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1738,7 +1738,7 @@ struct file_operations {
loff_t, size_t, unsigned int);
int (*clone_file_range)(struct file *, loff_t, struct file *, loff_t,
u64);
- s64 (*dedupe_file_range)(struct file *, u64, u64, struct file *,
+ s64 (*dedupe_file_range)(struct file *, loff_t, struct file *, loff_t,
u64);
} __randomize_layout;
--
2.14.3
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