| /linux/fs/ |
| H A D | remap_range.c | 31 static int generic_remap_checks(struct file *file_in, loff_t pos_in, in generic_remap_checks() argument
44 if (!IS_ALIGNED(pos_in, bs) || !IS_ALIGNED(pos_out, bs)) in generic_remap_checks()
48 if (pos_in + count < pos_in || pos_out + count < pos_out) in generic_remap_checks()
56 (pos_in >= size_in || pos_in + count > size_in || in generic_remap_checks()
61 if (pos_in >= size_in) in generic_remap_checks()
63 count = min(count, size_in - (uint64_t)pos_in); in generic_remap_checks()
76 if (pos_in + count == size_in && in generic_remap_checks()
78 bcount = ALIGN(size_in, bs) - pos_in; in generic_remap_checks()
87 pos_out + bcount > pos_in && in generic_remap_checks()
88 pos_out < pos_in + bcount) in generic_remap_checks()
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| H A D | dax.c | 2273 int dax_remap_file_range_prep(struct file *file_in, loff_t pos_in, in dax_remap_file_range_prep() argument
2278 return __generic_remap_file_range_prep(file_in, pos_in, file_out, in dax_remap_file_range_prep()
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| /linux/fs/overlayfs/ |
| H A D | file.c | 527 static loff_t ovl_copyfile(struct file *file_in, loff_t pos_in, in ovl_copyfile() argument
562 ret = rw_verify_area(READ, realfile_in, &pos_in, len); in ovl_copyfile()
571 ret = vfs_copy_file_range(realfile_in, pos_in, in ovl_copyfile()
576 ret = vfs_clone_file_range(realfile_in, pos_in, in ovl_copyfile()
581 ret = vfs_dedupe_file_range_one(realfile_in, pos_in, in ovl_copyfile()
597 static ssize_t ovl_copy_file_range(struct file *file_in, loff_t pos_in, in ovl_copy_file_range() argument
601 return ovl_copyfile(file_in, pos_in, file_out, pos_out, len, flags, in ovl_copy_file_range()
605 static loff_t ovl_remap_file_range(struct file *file_in, loff_t pos_in, in ovl_remap_file_range() argument
628 return ovl_copyfile(file_in, pos_in, file_out, pos_out, len, in ovl_remap_file_range()
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| /linux/fs/nfs/ |
| H A D | nfs4file.c | 138 static ssize_t __nfs4_copy_file_range(struct file *file_in, loff_t pos_in, in __nfs4_copy_file_range() argument
181 ret = nfs42_proc_copy(file_in, pos_in, file_out, pos_out, count, in __nfs4_copy_file_range()
191 static ssize_t nfs4_copy_file_range(struct file *file_in, loff_t pos_in, in nfs4_copy_file_range() argument
197 ret = __nfs4_copy_file_range(file_in, pos_in, file_out, pos_out, count, in nfs4_copy_file_range()
200 ret = splice_copy_file_range(file_in, pos_in, file_out, in nfs4_copy_file_range()
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| /linux/fs/xfs/ |
| H A D | xfs_reflink.h | 57 extern int xfs_reflink_remap_prep(struct file *file_in, loff_t pos_in,
60 extern int xfs_reflink_remap_blocks(struct xfs_inode *src, loff_t pos_in,
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| H A D | xfs_reflink.c | 1565 loff_t pos_in, in xfs_reflink_remap_blocks() argument
1573 xfs_fileoff_t srcoff = XFS_B_TO_FSBT(mp, pos_in); in xfs_reflink_remap_blocks()
1690 loff_t pos_in, in xfs_reflink_remap_prep() argument
1718 ret = generic_remap_file_range_prep(file_in, pos_in, file_out, in xfs_reflink_remap_prep()
1721 ret = dax_remap_file_range_prep(file_in, pos_in, file_out, in xfs_reflink_remap_prep()
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| H A D | xfs_file.c | 1700 loff_t pos_in, in xfs_file_remap_range() argument
1725 ret = xfs_reflink_remap_prep(file_in, pos_in, file_out, pos_out, in xfs_file_remap_range()
1730 trace_xfs_reflink_remap_range(src, pos_in, len, dest, pos_out); in xfs_file_remap_range()
1732 ret = xfs_reflink_remap_blocks(src, pos_in, dest, pos_out, len, in xfs_file_remap_range()
1743 if (pos_in == 0 && len == i_size_read(inode_in) && in xfs_file_remap_range()
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| /linux/include/linux/ |
| H A D | splice.h | 91 static inline long splice_copy_file_range(struct file *in, loff_t pos_in, in splice_copy_file_range() argument
95 return splice_file_range(in, &pos_in, out, &pos_out, len); in splice_copy_file_range()
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| H A D | fs.h | 1955 loff_t (*remap_file_range)(struct file *file_in, loff_t pos_in,
2079 int __generic_remap_file_range_prep(struct file *file_in, loff_t pos_in,
2083 int generic_remap_file_range_prep(struct file *file_in, loff_t pos_in,
2086 extern loff_t vfs_clone_file_range(struct file *file_in, loff_t pos_in,
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| /linux/fs/btrfs/ |
| H A D | reflink.h | 10 loff_t btrfs_remap_file_range(struct file *file_in, loff_t pos_in,
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| H A D | reflink.c | 836 static int btrfs_remap_file_range_prep(struct file *file_in, loff_t pos_in, in btrfs_remap_file_range_prep() argument
880 wb_len = ALIGN(inode_in->vfs_inode.i_size, bs) - ALIGN_DOWN(pos_in, bs); in btrfs_remap_file_range_prep()
905 ret = btrfs_wait_ordered_range(inode_in, ALIGN_DOWN(pos_in, bs), wb_len); in btrfs_remap_file_range_prep()
912 return generic_remap_file_range_prep(file_in, pos_in, file_out, pos_out, in btrfs_remap_file_range_prep()
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| /linux/include/uapi/linux/ |
| H A D | f2fs.h | 93 __u64 pos_in; /* start position in src_fd */ member
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| /linux/fs/f2fs/ |
| H A D | file.c | 3213 static int f2fs_move_file_range(struct file *file_in, loff_t pos_in, in f2fs_move_file_range() argument
3239 if (pos_out < 0 || pos_in < 0) in f2fs_move_file_range()
3243 if (pos_in == pos_out) in f2fs_move_file_range()
3266 if (pos_in + len > src->i_size || pos_in + len < pos_in) in f2fs_move_file_range()
3269 olen = len = src->i_size - pos_in; in f2fs_move_file_range()
3270 if (src == dst && pos_out > pos_in && pos_out < pos_in + len) in f2fs_move_file_range()
3272 if (pos_in + len == src->i_size) in f2fs_move_file_range()
3273 len = ALIGN(src->i_size, F2FS_BLKSIZE) - pos_in; in f2fs_move_file_range()
3291 if (!IS_ALIGNED(pos_in, F2FS_BLKSIZE) || in f2fs_move_file_range()
3292 !IS_ALIGNED(pos_in + len, F2FS_BLKSIZE) || in f2fs_move_file_range()
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| /linux/fs/ocfs2/ |
| H A D | refcounttree.h | 110 loff_t pos_in,
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| /linux/fs/fuse/ |
| H A D | file.c | 2931 static ssize_t __fuse_copy_file_range(struct file *file_in, loff_t pos_in, in __fuse_copy_file_range() argument
2945 .off_in = pos_in, in __fuse_copy_file_range()
2968 err = fuse_writeback_range(inode_in, pos_in, pos_in + len - 1); in __fuse_copy_file_range()
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| /linux/Documentation/filesystems/ |
| H A D | locking.rst | 484 loff_t (*remap_file_range)(struct file *file_in, loff_t pos_in,
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| H A D | vfs.rst | 1037 loff_t (*remap_file_range)(struct file *file_in, loff_t pos_in,
1150 implementation should remap len bytes at pos_in of the source
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