diff options
Diffstat (limited to 'include/linux/fiemap.h')
| -rw-r--r-- | include/linux/fiemap.h | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/include/linux/fiemap.h b/include/linux/fiemap.h deleted file mode 100644 index d830747f5c0..00000000000 --- a/include/linux/fiemap.h +++ /dev/null @@ -1,68 +0,0 @@ -/* - * FS_IOC_FIEMAP ioctl infrastructure. - * - * Some portions copyright (C) 2007 Cluster File Systems, Inc - * - * Authors: Mark Fasheh <mfasheh@suse.com> - * Kalpak Shah <kalpak.shah@sun.com> - * Andreas Dilger <adilger@sun.com> - */ - -#ifndef _LINUX_FIEMAP_H -#define _LINUX_FIEMAP_H - -#include <linux/types.h> - -struct fiemap_extent { - __u64 fe_logical; /* logical offset in bytes for the start of - * the extent from the beginning of the file */ - __u64 fe_physical; /* physical offset in bytes for the start - * of the extent from the beginning of the disk */ - __u64 fe_length; /* length in bytes for this extent */ - __u64 fe_reserved64[2]; - __u32 fe_flags; /* FIEMAP_EXTENT_* flags for this extent */ - __u32 fe_reserved[3]; -}; - -struct fiemap { - __u64 fm_start; /* logical offset (inclusive) at - * which to start mapping (in) */ - __u64 fm_length; /* logical length of mapping which - * userspace wants (in) */ - __u32 fm_flags; /* FIEMAP_FLAG_* flags for request (in/out) */ - __u32 fm_mapped_extents;/* number of extents that were mapped (out) */ - __u32 fm_extent_count; /* size of fm_extents array (in) */ - __u32 fm_reserved; - struct fiemap_extent fm_extents[0]; /* array of mapped extents (out) */ -}; - -#define FIEMAP_MAX_OFFSET (~0ULL) - -#define FIEMAP_FLAG_SYNC 0x00000001 /* sync file data before map */ -#define FIEMAP_FLAG_XATTR 0x00000002 /* map extended attribute tree */ - -#define FIEMAP_FLAGS_COMPAT (FIEMAP_FLAG_SYNC | FIEMAP_FLAG_XATTR) - -#define FIEMAP_EXTENT_LAST 0x00000001 /* Last extent in file. */ -#define FIEMAP_EXTENT_UNKNOWN 0x00000002 /* Data location unknown. */ -#define FIEMAP_EXTENT_DELALLOC 0x00000004 /* Location still pending. - * Sets EXTENT_UNKNOWN. */ -#define FIEMAP_EXTENT_ENCODED 0x00000008 /* Data can not be read - * while fs is unmounted */ -#define FIEMAP_EXTENT_DATA_ENCRYPTED 0x00000080 /* Data is encrypted by fs. - * Sets EXTENT_NO_BYPASS. */ -#define FIEMAP_EXTENT_NOT_ALIGNED 0x00000100 /* Extent offsets may not be - * block aligned. */ -#define FIEMAP_EXTENT_DATA_INLINE 0x00000200 /* Data mixed with metadata. - * Sets EXTENT_NOT_ALIGNED.*/ -#define FIEMAP_EXTENT_DATA_TAIL 0x00000400 /* Multiple files in block. - * Sets EXTENT_NOT_ALIGNED.*/ -#define FIEMAP_EXTENT_UNWRITTEN 0x00000800 /* Space allocated, but - * no data (i.e. zero). */ -#define FIEMAP_EXTENT_MERGED 0x00001000 /* File does not natively - * support extents. Result - * merged for efficiency. */ -#define FIEMAP_EXTENT_SHARED 0x00002000 /* Space shared with other - * files. */ - -#endif /* _LINUX_FIEMAP_H */ |