*/
typedef uint64_t obd_id;
+typedef uint64_t obd_gr;
typedef uint64_t obd_time;
typedef uint64_t obd_size;
typedef uint64_t obd_off;
typedef uint32_t obd_flag;
typedef uint32_t obd_count;
-#define OBD_INLINESZ 60
-#define OBD_OBDMDSZ 64
-
#define OBD_FL_INLINEDATA (1UL)
#define OBD_FL_OBDMDEXISTS (1UL << 1)
+#define OBD_INLINESZ 60
+#define OBD_OBDMDSZ 60
/* Note: 64-bit types are 64-bit aligned in structure */
struct obdo {
obd_id o_id;
+ obd_gr o_gr;
obd_time o_atime;
obd_time o_mtime;
obd_time o_ctime;
obd_flag o_flags;
obd_flag o_obdflags;
obd_count o_nlink;
+ obd_count o_generation;
obd_flag o_valid; /* hot fields in this obdo */
char o_inline[OBD_INLINESZ];
char o_obdmd[OBD_OBDMDSZ];
struct obd_ops *o_op;
};
+#define OBD_MD_FLALL (~0UL)
+#define OBD_MD_FLID (0x0001UL)
+#define OBD_MD_FLATIME (0x0002UL)
+#define OBD_MD_FLMTIME (0x0004UL)
+#define OBD_MD_FLCTIME (0x0008UL)
+#define OBD_MD_FLSIZE (0x0010UL)
+#define OBD_MD_FLBLOCKS (0x0020UL)
+#define OBD_MD_FLBLKSZ (0x0040UL)
+#define OBD_MD_FLMODE (0x0080UL)
+#define OBD_MD_FLUID (0x0100UL)
+#define OBD_MD_FLGID (0x0200UL)
+#define OBD_MD_FLFLAGS (0x0400UL)
+#define OBD_MD_FLOBDFLG (0x0800UL)
+#define OBD_MD_FLNLINK (0x1000UL)
+#define OBD_MD_FLGENER (0x2000UL)
+#define OBD_MD_FLINLINE (0x4000UL)
+#define OBD_MD_FLOBDMD (0x8000UL)
+
/*
* ======== OBD Device Declarations ===========
*/
int (*o_write)(struct obd_conn *, struct obdo *oa, char *buf, obd_size *count, obd_off offset);
int (*o_brw)(int rw, struct obd_conn * conn, struct obdo *oa, char *buf, obd_size count, obd_off offset, obd_flag flags);
int (*o_punch)(struct obd_conn *, struct obdo *tgt, obd_size count, obd_off offset);
+ int (*o_sync)(struct obd_conn *, struct obdo *tgt, obd_size count, obd_off offset);
int (*o_migrate)(struct obd_conn *, struct obdo *dst, struct obdo *src, obd_size count, obd_off offset);
int (*o_copy)(struct obd_conn *dstconn, struct obdo *dst, struct obd_conn *srconn, struct obdo *src, obd_size count, obd_off offset);
int (*o_iterate)(struct obd_conn *, int (*)(obd_id, void *), obd_id start, void *);
* ======== OBD Metadata Support ===========
*/
+extern int obd_init_obdo_cache(void);
+extern void obd_cleanup_obdo_cache(void);
static inline int obdo_has_inline(struct obdo *obdo)
return res;
}
-#define OBD_MD_FLALL (~0UL)
-#define OBD_MD_FLID (1UL)
-#define OBD_MD_FLATIME (1UL<<1)
-#define OBD_MD_FLMTIME (1UL<<2)
-#define OBD_MD_FLCTIME (1UL<<3)
-#define OBD_MD_FLSIZE (1UL<<4)
-#define OBD_MD_FLBLOCKS (1UL<<5)
-#define OBD_MD_FLBLKSZ (1UL<<6)
-#define OBD_MD_FLMODE (1UL<<7)
-#define OBD_MD_FLUID (1UL<<8)
-#define OBD_MD_FLGID (1UL<<9)
-#define OBD_MD_FLFLAGS (1UL<<10)
-#define OBD_MD_FLOBDFLG (1UL<<11)
-#define OBD_MD_FLINLINE (1UL<<12)
-#define OBD_MD_FLOBDMD (1UL<<13)
+static inline void obdo_from_iattr(struct obdo *oa, struct iattr *attr)
+{
+ unsigned int ia_valid = attr->ia_valid;
+ if (ia_valid & ATTR_ATIME) {
+ oa->o_atime = attr->ia_atime;
+ oa->o_valid |= OBD_MD_FLATIME;
+ }
+ if (ia_valid & ATTR_MTIME) {
+ oa->o_mtime = attr->ia_mtime;
+ oa->o_valid |= OBD_MD_FLMTIME;
+ }
+ if (ia_valid & ATTR_CTIME) {
+ oa->o_ctime = attr->ia_ctime;
+ oa->o_valid |= OBD_MD_FLCTIME;
+ }
+ if (ia_valid & ATTR_SIZE) {
+ oa->o_size = attr->ia_size;
+ oa->o_valid |= OBD_MD_FLSIZE;
+ }
+ if (ia_valid & ATTR_MODE) {
+ oa->o_mode = attr->ia_mode;
+ oa->o_valid |= OBD_MD_FLMODE;
+ if (!in_group_p(oa->o_gid) && !capable(CAP_FSETID))
+ oa->o_mode &= ~S_ISGID;
+ }
+ if (ia_valid & ATTR_UID)
+ {
+ oa->o_uid = attr->ia_uid;
+ oa->o_valid |= OBD_MD_FLUID;
+ }
+ if (ia_valid & ATTR_GID) {
+ oa->o_gid = attr->ia_gid;
+ oa->o_valid |= OBD_MD_FLGID;
+ }
+}
static __inline__ void obdo_cpy_md(struct obdo *dst, struct obdo *src)
{
-
- CDEBUG(D_INODE, "flags %x\n", src->o_valid);
- if ( src->o_valid & OBD_MD_FLMODE )
- dst->o_mode = src->o_mode;
- if ( src->o_valid & OBD_MD_FLUID )
- dst->o_uid = src->o_uid;
- if ( src->o_valid & OBD_MD_FLGID )
- dst->o_gid = src->o_gid;
- if ( src->o_valid & OBD_MD_FLSIZE )
- dst->o_size = src->o_size;
+ CDEBUG(D_INODE, "flags 0x%x\n", src->o_valid);
if ( src->o_valid & OBD_MD_FLATIME )
dst->o_atime = src->o_atime;
if ( src->o_valid & OBD_MD_FLMTIME )
dst->o_mtime = src->o_mtime;
if ( src->o_valid & OBD_MD_FLCTIME )
dst->o_ctime = src->o_ctime;
+ if ( src->o_valid & OBD_MD_FLSIZE )
+ dst->o_size = src->o_size;
+ if ( src->o_valid & OBD_MD_FLBLOCKS ) /* allocation of space */
+ dst->o_blocks = src->o_blocks;
+ if ( src->o_valid & OBD_MD_FLBLKSZ )
+ dst->o_blksize = src->o_blksize;
+ if ( src->o_valid & OBD_MD_FLMODE )
+ dst->o_mode = src->o_mode;
+ if ( src->o_valid & OBD_MD_FLUID )
+ dst->o_uid = src->o_uid;
+ if ( src->o_valid & OBD_MD_FLGID )
+ dst->o_gid = src->o_gid;
if ( src->o_valid & OBD_MD_FLFLAGS )
dst->o_flags = src->o_flags;
- /* allocation of space */
- if ( src->o_valid & OBD_MD_FLBLOCKS )
- dst->o_blocks = src->o_blocks;
+ if ( src->o_valid & OBD_MD_FLOBDFLG )
+ dst->o_obdflags = src->o_obdflags;
+ if ( src->o_valid & OBD_MD_FLNLINK )
+ dst->o_nlink = src->o_nlink;
+ if ( src->o_valid & OBD_MD_FLGENER )
+ dst->o_generation = src->o_generation;
+ if ( src->o_valid & OBD_MD_FLINLINE )
+ memcpy(dst->o_inline, src->o_inline, sizeof(src->o_inline));
+ if ( src->o_valid & OBD_MD_FLOBDMD )
+ memcpy(dst->o_obdmd, src->o_obdmd, sizeof(src->o_obdmd));
+
+ dst->o_valid |= src->o_valid;
}
static __inline__ void obdo_from_inode(struct obdo *dst, struct inode *src)
{
-
CDEBUG(D_INODE, "flags %x\n", dst->o_valid);
- if ( dst->o_valid & OBD_MD_FLMODE )
- dst->o_mode = src->i_mode;
- if ( dst->o_valid & OBD_MD_FLUID )
- dst->o_uid = src->i_uid;
- if ( dst->o_valid & OBD_MD_FLGID )
- dst->o_gid = src->i_gid;
- if ( dst->o_valid & OBD_MD_FLSIZE )
- dst->o_size = src->i_size;
- if ( dst->o_valid & OBD_MD_FLATIME )
+ if ( dst->o_valid & OBD_MD_FLID )
+ dst->o_id = src->i_ino;
+ if ( dst->o_valid & OBD_MD_FLATIME )
dst->o_atime = src->i_atime;
- if ( dst->o_valid & OBD_MD_FLMTIME )
+ if ( dst->o_valid & OBD_MD_FLMTIME )
dst->o_mtime = src->i_mtime;
- if ( dst->o_valid & OBD_MD_FLCTIME )
+ if ( dst->o_valid & OBD_MD_FLCTIME )
dst->o_ctime = src->i_ctime;
- if ( dst->o_valid & OBD_MD_FLFLAGS )
- dst->o_flags = src->i_flags;
- /* allocation of space */
- if ( dst->o_valid & OBD_MD_FLBLOCKS )
+ if ( dst->o_valid & OBD_MD_FLSIZE )
+ dst->o_size = src->i_size;
+ if ( dst->o_valid & OBD_MD_FLBLOCKS ) /* allocation of space */
dst->o_blocks = src->i_blocks;
-
+ if ( dst->o_valid & OBD_MD_FLBLKSZ )
+ dst->o_blksize = src->i_blksize;
+ if ( dst->o_valid & OBD_MD_FLMODE )
+ dst->o_mode = src->i_mode;
+ if ( dst->o_valid & OBD_MD_FLUID )
+ dst->o_uid = src->i_uid;
+ if ( dst->o_valid & OBD_MD_FLGID )
+ dst->o_gid = src->i_gid;
+ if ( dst->o_valid & OBD_MD_FLFLAGS )
+ dst->o_flags = src->i_flags;
+ if ( dst->o_valid & OBD_MD_FLNLINK )
+ dst->o_nlink = src->i_nlink;
+ if ( dst->o_valid & OBD_MD_FLGENER )
+ dst->o_generation = src->i_generation;
}
static __inline__ void obdo_to_inode(struct inode *dst, struct obdo *src)
{
CDEBUG(D_INODE, "flags %x\n", src->o_valid);
- if ( src->o_valid & OBD_MD_FLMODE )
- dst->i_mode = src->o_mode;
- if ( src->o_valid & OBD_MD_FLUID )
- dst->i_uid = src->o_uid;
- if ( src->o_valid & OBD_MD_FLGID )
- dst->i_gid = src->o_gid;
- if ( src->o_valid & OBD_MD_FLSIZE )
- dst->i_size = src->o_size;
+ if ( src->o_valid & OBD_MD_FLID )
+ dst->i_ino = src->o_id;
if ( src->o_valid & OBD_MD_FLATIME )
dst->i_atime = src->o_atime;
if ( src->o_valid & OBD_MD_FLMTIME )
dst->i_mtime = src->o_mtime;
if ( src->o_valid & OBD_MD_FLCTIME )
dst->i_ctime = src->o_ctime;
+ if ( src->o_valid & OBD_MD_FLSIZE )
+ dst->i_size = src->o_size;
+ if ( src->o_valid & OBD_MD_FLBLOCKS ) /* allocation of space */
+ dst->i_blocks = src->o_blocks;
+ if ( src->o_valid & OBD_MD_FLBLKSZ )
+ dst->i_blksize = src->o_blksize;
+ if ( src->o_valid & OBD_MD_FLMODE )
+ dst->i_mode = src->o_mode;
+ if ( src->o_valid & OBD_MD_FLUID )
+ dst->i_uid = src->o_uid;
+ if ( src->o_valid & OBD_MD_FLGID )
+ dst->i_gid = src->o_gid;
if ( src->o_valid & OBD_MD_FLFLAGS )
dst->i_flags = src->o_flags;
- /* allocation of space */
- if ( src->o_valid & OBD_MD_FLBLOCKS )
- dst->i_blocks = src->o_blocks;
-
+ if ( src->o_valid & OBD_MD_FLNLINK )
+ dst->i_nlink = src->o_nlink;
+ if ( src->o_valid & OBD_MD_FLGENER )
+ dst->i_generation = src->o_generation;
}
static __inline__ int obdo_cmp_md(struct obdo *dst, struct obdo *src)
struct obd_client *gen_client(struct obd_conn *);
int gen_cleanup(struct obd_device *obddev);
int gen_copy_data(struct obd_conn *dst_conn, struct obdo *dst,
- struct obd_conn *src_conn, struct obdo *src);
+ struct obd_conn *src_conn, struct obdo *src,
+ obd_size count, obd_off offset);