}
/**
- * Build igif from the inode number/generation.
- */
-#define LU_IGIF_BUILD(fid, ino, gen) \
-do { \
- fid->f_seq = ino; \
- fid->f_oid = gen; \
- fid->f_ver = 0; \
-} while(0)
-static inline void lu_igif_build(struct lu_fid *fid, __u32 ino, __u32 gen)
-{
- LU_IGIF_BUILD(fid, ino, gen);
- LASSERT(fid_is_igif(fid));
-}
-
-/**
* Get inode generation from a igif.
* \param fid a igif to get inode generation from.
* \return inode generation for the igif.
return fid_oid(fid);
}
+/**
+ * Build igif from the inode number/generation.
+ */
+static inline void lu_igif_build(struct lu_fid *fid, __u32 ino, __u32 gen)
+{
+ fid->f_seq = ino;
+ fid->f_oid = gen;
+ fid->f_ver = 0;
+}
+
/*
* Fids are transmitted across network (in the sender byte-ordering),
* and stored on disk in big-endian order.
* enumeration.
*/
enum lu_dirent_attrs {
- LUDA_FID = 0x0001,
- LUDA_TYPE = 0x0002,
- LUDA_64BITHASH = 0x0004,
+ LUDA_FID = 0x0001,
+ LUDA_TYPE = 0x0002,
+ LUDA_64BITHASH = 0x0004,
+
+ /* The following attrs are used for MDT interanl only,
+ * not visible to client */
+
+ /* Verify the dirent consistency */
+ LUDA_VERIFY = 0x8000,
+ /* Only check but not repair the dirent inconsistency */
+ LUDA_VERIFY_DRYRUN = 0x4000,
+ /* The dirent has been repaired, or to be repaired (dryrun). */
+ LUDA_REPAIR = 0x2000,
+ /* The system is upgraded, has beed or to be repaired (dryrun). */
+ LUDA_UPGRADE = 0x1000,
+ /* Ignore this record, go to next directly. */
+ LUDA_IGNORE = 0x0800,
};
+#define LU_DIRENT_ATTRS_MASK 0xf800
+
/**
* Layout of readdir pages, as transmitted on wire.
*/
#define OBD_CONNECT_NANOSEC_TIME 0x800000000000ULL /* nanosecond timestamps */
#define OBD_CONNECT_LIGHTWEIGHT 0x1000000000000ULL/* lightweight connection */
#define OBD_CONNECT_SHORTIO 0x2000000000000ULL/* short io */
+#define OBD_CONNECT_PINGLESS 0x4000000000000ULL/* pings not required */
/* XXX README XXX:
* Please DO NOT add flag values here before first ensuring that this same
* flag value is not in use on some other branch. Please clear any such
OBD_CONNECT_64BITHASH | OBD_CONNECT_JOBSTATS | \
OBD_CONNECT_EINPROGRESS | \
OBD_CONNECT_LIGHTWEIGHT | OBD_CONNECT_UMASK | \
- OBD_CONNECT_LVB_TYPE | OBD_CONNECT_LAYOUTLOCK)
+ OBD_CONNECT_LVB_TYPE | OBD_CONNECT_LAYOUTLOCK |\
+ OBD_CONNECT_PINGLESS)
#define OST_CONNECT_SUPPORTED (OBD_CONNECT_SRVLOCK | OBD_CONNECT_GRANT | \
OBD_CONNECT_REQPORTAL | OBD_CONNECT_VERSION | \
OBD_CONNECT_TRUNCLOCK | OBD_CONNECT_INDEX | \
OBD_CONNECT_EINPROGRESS | \
OBD_CONNECT_JOBSTATS | \
OBD_CONNECT_LIGHTWEIGHT | OBD_CONNECT_LVB_TYPE|\
- OBD_CONNECT_LAYOUTLOCK | OBD_CONNECT_FID)
+ OBD_CONNECT_LAYOUTLOCK | OBD_CONNECT_FID | \
+ OBD_CONNECT_PINGLESS)
#define ECHO_CONNECT_SUPPORTED (0)
#define MGS_CONNECT_SUPPORTED (OBD_CONNECT_VERSION | OBD_CONNECT_AT | \
OBD_CONNECT_FULL20 | OBD_CONNECT_IMP_RECOV | \
- OBD_CONNECT_MNE_SWAB)
+ OBD_CONNECT_MNE_SWAB | OBD_CONNECT_PINGLESS)
/* Features required for this version of the client to work with server */
#define CLIENT_CONNECT_MDT_REQD (OBD_CONNECT_IBITS | OBD_CONNECT_FID | \
#define MDS_FIRST_OPC MDS_GETATTR
+
+/* opcodes for object update */
+typedef enum {
+ UPDATE_OBJ = 1000,
+ UPDATE_LAST_OPC
+} update_cmd_t;
+
+#define UPDATE_FIRST_OPC UPDATE_OBJ
+
/*
* Do not exceed 63
*/
typedef enum {
- REINT_SETATTR = 1,
- REINT_CREATE = 2,
- REINT_LINK = 3,
- REINT_UNLINK = 4,
- REINT_RENAME = 5,
- REINT_OPEN = 6,
- REINT_SETXATTR = 7,
-// REINT_CLOSE = 8,
+ REINT_SETATTR = 1,
+ REINT_CREATE = 2,
+ REINT_LINK = 3,
+ REINT_UNLINK = 4,
+ REINT_RENAME = 5,
+ REINT_OPEN = 6,
+ REINT_SETXATTR = 7,
+ REINT_RMENTRY = 8,
// REINT_WRITE = 9,
REINT_MAX
} mds_reint_t, mdt_reint_t;
#define MDS_INODELOCK_UPDATE 0x000002 /* size, links, timestamps */
#define MDS_INODELOCK_OPEN 0x000004 /* For opened files */
#define MDS_INODELOCK_LAYOUT 0x000008 /* for layout */
+#define MDS_INODELOCK_PERM 0x000010 /* for permission */
-#define MDS_INODELOCK_MAXSHIFT 3
+#define MDS_INODELOCK_MAXSHIFT 4
/* This FULL lock is useful to take on unlink sort of operations */
#define MDS_INODELOCK_FULL ((1<<(MDS_INODELOCK_MAXSHIFT+1))-1)
obd_time ctime;
__u64 blocks; /* XID, in the case of MDS_READPAGE */
__u64 ioepoch;
- __u64 ino;
+ __u64 unused1; /* was "ino" until 2.4.0 */
__u32 fsuid;
__u32 fsgid;
__u32 capability;
__u32 flags; /* from vfs for pin/unpin, LUSTRE_BFLAG close */
__u32 rdev;
__u32 nlink; /* #bytes to read in the case of MDS_READPAGE */
- __u32 generation;
+ __u32 unused2; /* was "generation" until 2.4.0 */
__u32 suppgid;
__u32 eadatasize;
__u32 aclsize;
MDS_RECOV_OPEN = 1 << 8,
MDS_DATA_MODIFIED = 1 << 9,
MDS_CREATE_VOLATILE = 1 << 10,
+ MDS_OWNEROVERRIDE = 1 << 11,
};
/* instance of mdt_reint_rec */
obd_flag o_flags;
obd_count o_nlink; /* brw: checksum */
obd_count o_parent_oid;
- obd_count o_misc; /* brw: o_dropped */
+ obd_count o_misc; /* brw: o_dropped */
+
__u64 o_ioepoch; /* epoch in ost writes */
__u32 o_stripe_idx; /* holds stripe idx */
__u32 o_parent_ver;
* locks */
struct llog_cookie o_lcookie; /* destroy: unlink cookie from
* MDS */
- __u32 o_uid_h;
- __u32 o_gid_h;
+ __u32 o_uid_h;
+ __u32 o_gid_h;
- __u64 o_data_version; /* getattr: sum of iversion for
- * each stripe.
- * brw: grant space consumed on
- * the client for the write */
- __u64 o_padding_4;
- __u64 o_padding_5;
- __u64 o_padding_6;
+ __u64 o_data_version; /* getattr: sum of iversion for
+ * each stripe.
+ * brw: grant space consumed on
+ * the client for the write */
+ __u64 o_padding_4;
+ __u64 o_padding_5;
+ __u64 o_padding_6;
};
#define o_id o_oi.oi_id
extern void lustre_swab_hsm_user_state(struct hsm_user_state *hus);
extern void lustre_swab_hsm_user_item(struct hsm_user_item *hui);
extern void lustre_swab_hsm_request(struct hsm_request *hr);
+
+/**
+ * These are object update opcode under UPDATE_OBJ, which is currently
+ * being used by cross-ref operations between MDT.
+ *
+ * During the cross-ref operation, the Master MDT, which the client send the
+ * request to, will disassembly the operation into object updates, then OSP
+ * will send these updates to the remote MDT to be executed.
+ *
+ * Update request format
+ * magic: UPDATE_BUFFER_MAGIC_V1
+ * Count: How many updates in the req.
+ * bufs[0] : following are packets of object.
+ * update[0]:
+ * type: object_update_op, the op code of update
+ * fid: The object fid of the update.
+ * lens/bufs: other parameters of the update.
+ * update[1]:
+ * type: object_update_op, the op code of update
+ * fid: The object fid of the update.
+ * lens/bufs: other parameters of the update.
+ * ..........
+ * update[7]: type: object_update_op, the op code of update
+ * fid: The object fid of the update.
+ * lens/bufs: other parameters of the update.
+ * Current 8 maxim updates per object update request.
+ *
+ *******************************************************************
+ * update reply format:
+ *
+ * ur_version: UPDATE_REPLY_V1
+ * ur_count: The count of the reply, which is usually equal
+ * to the number of updates in the request.
+ * ur_lens: The reply lengths of each object update.
+ *
+ * replies: 1st update reply [4bytes_ret: other body]
+ * 2nd update reply [4bytes_ret: other body]
+ * .....
+ * nth update reply [4bytes_ret: other body]
+ *
+ * For each reply of the update, the format would be
+ * result(4 bytes):Other stuff
+ */
+
+#define UPDATE_MAX_OPS 10
+#define UPDATE_BUFFER_MAGIC_V1 0xBDDE0001
+#define UPDATE_BUFFER_MAGIC UPDATE_BUFFER_MAGIC_V1
+#define UPDATE_BUF_COUNT 8
+enum object_update_op {
+ OBJ_CREATE = 1,
+ OBJ_DESTROY = 2,
+ OBJ_REF_ADD = 3,
+ OBJ_REF_DEL = 4,
+ OBJ_ATTR_SET = 5,
+ OBJ_ATTR_GET = 6,
+ OBJ_XATTR_SET = 7,
+ OBJ_XATTR_GET = 8,
+ OBJ_INDEX_LOOKUP = 9,
+ OBJ_INDEX_INSERT = 10,
+ OBJ_INDEX_DELETE = 11,
+ OBJ_LAST
+};
+
+struct update {
+ __u32 u_type;
+ __u32 u_padding;
+ struct lu_fid u_fid;
+ __u32 u_lens[UPDATE_BUF_COUNT];
+ __u32 u_bufs[0];
+};
+
+struct update_buf {
+ __u32 ub_magic;
+ __u32 ub_count;
+ __u32 ub_bufs[0];
+};
+
+#define UPDATE_REPLY_V1 0x00BD0001
+struct update_reply {
+ __u32 ur_version;
+ __u32 ur_count;
+ __u32 ur_lens[0];
+};
+
+void lustre_swab_update_buf(struct update_buf *ub);
+void lustre_swab_update_reply_buf(struct update_reply *ur);
+
#endif
/** @} lustreidl */