#define SEQ_DATA_PORTAL 31
#define SEQ_CONTROLLER_PORTAL 32
#define MGS_BULK_PORTAL 33
-#define OST_IDX_PORTAL 34
/* Portal 63 is reserved for the Cray Inc DVS - nic@cray.com, roe@cray.com, n8851@cray.com */
return range->lsr_flags & LU_SEQ_RANGE_MASK;
}
-static inline int fld_range_is_ost(const struct lu_seq_range *range)
+static inline bool fld_range_is_ost(const struct lu_seq_range *range)
{
return fld_range_type(range) == LU_SEQ_RANGE_OST;
}
-static inline int fld_range_is_mdt(const struct lu_seq_range *range)
+static inline bool fld_range_is_mdt(const struct lu_seq_range *range)
{
return fld_range_type(range) == LU_SEQ_RANGE_MDT;
}
static inline __u64 range_space(const struct lu_seq_range *range)
{
- return range->lsr_end - range->lsr_start;
+ return range->lsr_end - range->lsr_start;
}
/**
* check if given seq id \a s is within given range \a r
*/
-static inline int range_within(const struct lu_seq_range *range,
- __u64 s)
+static inline bool range_within(const struct lu_seq_range *range,
+ __u64 s)
{
- return s >= range->lsr_start && s < range->lsr_end;
+ return s >= range->lsr_start && s < range->lsr_end;
}
-static inline int range_is_sane(const struct lu_seq_range *range)
+static inline bool range_is_sane(const struct lu_seq_range *range)
{
- return (range->lsr_end >= range->lsr_start);
+ return range->lsr_end >= range->lsr_start;
}
-static inline int range_is_zero(const struct lu_seq_range *range)
+static inline bool range_is_zero(const struct lu_seq_range *range)
{
- return (range->lsr_start == 0 && range->lsr_end == 0);
+ return range->lsr_start == 0 && range->lsr_end == 0;
}
-static inline int range_is_exhausted(const struct lu_seq_range *range)
-
+static inline bool range_is_exhausted(const struct lu_seq_range *range)
{
- return range_space(range) == 0;
+ return range_space(range) == 0;
}
/* return 0 if two range have the same location */
FID_OID_DOT_LUSTRE_LPF = 3UL,
};
-static inline int fid_seq_is_mdt0(obd_seq seq)
+static inline bool fid_seq_is_mdt0(obd_seq seq)
{
- return (seq == FID_SEQ_OST_MDT0);
+ return seq == FID_SEQ_OST_MDT0;
}
-static inline int fid_seq_is_mdt(const __u64 seq)
+static inline bool fid_seq_is_mdt(__u64 seq)
{
return seq == FID_SEQ_OST_MDT0 || seq >= FID_SEQ_NORMAL;
};
-static inline int fid_seq_is_echo(obd_seq seq)
+static inline bool fid_seq_is_echo(obd_seq seq)
{
- return (seq == FID_SEQ_ECHO);
+ return seq == FID_SEQ_ECHO;
}
-static inline int fid_is_echo(const struct lu_fid *fid)
+static inline bool fid_is_echo(const struct lu_fid *fid)
{
return fid_seq_is_echo(fid_seq(fid));
}
-static inline int fid_seq_is_llog(obd_seq seq)
+static inline bool fid_seq_is_llog(obd_seq seq)
{
- return (seq == FID_SEQ_LLOG);
+ return seq == FID_SEQ_LLOG;
}
-static inline int fid_is_llog(const struct lu_fid *fid)
+static inline bool fid_is_llog(const struct lu_fid *fid)
{
/* file with OID == 0 is not llog but contains last oid */
return fid_seq_is_llog(fid_seq(fid)) && fid_oid(fid) > 0;
}
-static inline int fid_seq_is_rsvd(const __u64 seq)
+static inline bool fid_seq_is_rsvd(__u64 seq)
{
- return (seq > FID_SEQ_OST_MDT0 && seq <= FID_SEQ_RSVD);
+ return seq > FID_SEQ_OST_MDT0 && seq <= FID_SEQ_RSVD;
};
-static inline int fid_seq_is_special(const __u64 seq)
+static inline bool fid_seq_is_special(__u64 seq)
{
return seq == FID_SEQ_SPECIAL;
};
-static inline int fid_seq_is_local_file(const __u64 seq)
+static inline bool fid_seq_is_local_file(__u64 seq)
{
return seq == FID_SEQ_LOCAL_FILE ||
seq == FID_SEQ_LOCAL_NAME;
};
-static inline int fid_seq_is_root(const __u64 seq)
+static inline bool fid_seq_is_root(__u64 seq)
{
return seq == FID_SEQ_ROOT;
}
-static inline int fid_seq_is_dot(const __u64 seq)
+static inline bool fid_seq_is_dot(__u64 seq)
{
return seq == FID_SEQ_DOT_LUSTRE;
}
-static inline int fid_seq_is_default(const __u64 seq)
+static inline bool fid_seq_is_default(__u64 seq)
{
return seq == FID_SEQ_LOV_DEFAULT;
}
-static inline int fid_is_mdt0(const struct lu_fid *fid)
+static inline bool fid_is_mdt0(const struct lu_fid *fid)
{
- return fid_seq_is_mdt0(fid_seq(fid));
+ return fid_seq_is_mdt0(fid_seq(fid));
}
static inline void lu_root_fid(struct lu_fid *fid)
* \param fid the fid to be tested.
* \return true if the fid is a igif; otherwise false.
*/
-static inline int fid_seq_is_igif(const __u64 seq)
+static inline bool fid_seq_is_igif(__u64 seq)
{
- return seq >= FID_SEQ_IGIF && seq <= FID_SEQ_IGIF_MAX;
+ return seq >= FID_SEQ_IGIF && seq <= FID_SEQ_IGIF_MAX;
}
-static inline int fid_is_igif(const struct lu_fid *fid)
+static inline bool fid_is_igif(const struct lu_fid *fid)
{
- return fid_seq_is_igif(fid_seq(fid));
+ return fid_seq_is_igif(fid_seq(fid));
}
/**
* \param fid the fid to be tested.
* \return true if the fid is a idif; otherwise false.
*/
-static inline int fid_seq_is_idif(const __u64 seq)
+static inline bool fid_seq_is_idif(__u64 seq)
{
- return seq >= FID_SEQ_IDIF && seq <= FID_SEQ_IDIF_MAX;
+ return seq >= FID_SEQ_IDIF && seq <= FID_SEQ_IDIF_MAX;
}
-static inline int fid_is_idif(const struct lu_fid *fid)
+static inline bool fid_is_idif(const struct lu_fid *fid)
{
- return fid_seq_is_idif(fid_seq(fid));
+ return fid_seq_is_idif(fid_seq(fid));
}
-static inline int fid_is_local_file(const struct lu_fid *fid)
+static inline bool fid_is_local_file(const struct lu_fid *fid)
{
return fid_seq_is_local_file(fid_seq(fid));
}
-static inline int fid_seq_is_norm(const __u64 seq)
+static inline bool fid_seq_is_norm(__u64 seq)
{
- return (seq >= FID_SEQ_NORMAL);
+ return (seq >= FID_SEQ_NORMAL);
}
-static inline int fid_is_norm(const struct lu_fid *fid)
+static inline bool fid_is_norm(const struct lu_fid *fid)
{
- return fid_seq_is_norm(fid_seq(fid));
+ return fid_seq_is_norm(fid_seq(fid));
}
static inline int fid_is_layout_rbtree(const struct lu_fid *fid)
/* convert an OST objid into an IDIF FID SEQ number */
static inline obd_seq fid_idif_seq(obd_id id, __u32 ost_idx)
{
- return FID_SEQ_IDIF | (ost_idx << 16) | ((id >> 32) & 0xffff);
+ return FID_SEQ_IDIF | (ost_idx << 16) | ((id >> 32) & 0xffff);
}
/* convert a packed IDIF FID into an OST objid */
static inline obd_id fid_idif_id(obd_seq seq, __u32 oid, __u32 ver)
{
- return ((__u64)ver << 48) | ((seq & 0xffff) << 32) | oid;
+ return ((__u64)ver << 48) | ((seq & 0xffff) << 32) | oid;
}
static inline __u32 idif_ost_idx(obd_seq seq)
}
/* Check whether the fid is for LAST_ID */
-static inline int fid_is_last_id(const struct lu_fid *fid)
+static inline bool fid_is_last_id(const struct lu_fid *fid)
{
- return (fid_oid(fid) == 0);
+ return fid_oid(fid) == 0;
}
/**
dst->f_ver = be32_to_cpu(fid_ver(src));
}
-static inline int fid_is_sane(const struct lu_fid *fid)
+static inline bool fid_is_sane(const struct lu_fid *fid)
{
return fid != NULL &&
((fid_seq(fid) >= FID_SEQ_START && fid_ver(fid) == 0) ||
fid_seq_is_rsvd(fid_seq(fid)));
}
-static inline int fid_is_zero(const struct lu_fid *fid)
+static inline bool fid_is_zero(const struct lu_fid *fid)
{
- return fid_seq(fid) == 0 && fid_oid(fid) == 0;
+ return fid_seq(fid) == 0 && fid_oid(fid) == 0;
}
extern void lustre_swab_lu_fid(struct lu_fid *fid);
extern void lustre_swab_lu_seq_range(struct lu_seq_range *range);
-static inline int lu_fid_eq(const struct lu_fid *f0, const struct lu_fid *f1)
+static inline bool lu_fid_eq(const struct lu_fid *f0, const struct lu_fid *f1)
{
return memcmp(f0, f1, sizeof *f0) == 0;
}
return (size + 7) & ~7;
}
-static inline int lu_dirent_size(struct lu_dirent *ent)
+static inline int lu_dirent_size(const struct lu_dirent *ent)
{
if (le16_to_cpu(ent->lde_reclen) == 0) {
return lu_dirent_calc_size(le16_to_cpu(ent->lde_namelen),
};
#define DEAD_HANDLE_MAGIC 0xdeadbeefcafebabeULL
-static inline int lustre_handle_is_used(struct lustre_handle *lh)
+static inline bool lustre_handle_is_used(const struct lustre_handle *lh)
{
- return lh->cookie != 0ull;
+ return lh->cookie != 0;
}
-static inline int lustre_handle_equal(const struct lustre_handle *lh1,
- const struct lustre_handle *lh2)
+static inline bool lustre_handle_equal(const struct lustre_handle *lh1,
+ const struct lustre_handle *lh2)
{
- return lh1->cookie == lh2->cookie;
+ return lh1->cookie == lh2->cookie;
}
static inline void lustre_handle_copy(struct lustre_handle *tgt,
- struct lustre_handle *src)
+ const struct lustre_handle *src)
{
- tgt->cookie = src->cookie;
+ tgt->cookie = src->cookie;
}
/* flags for lm_flags */
OBD_FL_LOCAL_MASK = 0xF0000000,
};
-#define LOV_MAGIC_V1 0x0BD10BD0
-#define LOV_MAGIC LOV_MAGIC_V1
-#define LOV_MAGIC_JOIN_V1 0x0BD20BD0
-#define LOV_MAGIC_V3 0x0BD30BD0
-#define LOV_MAGIC_MIGRATE 0x0BD40BD0
+/*
+ * All LOV EA magics should have the same postfix, if some new version
+ * Lustre instroduces new LOV EA magic, then when down-grade to an old
+ * Lustre, even though the old version system does not recognizes such
+ * new magic, it still can distinguish the corrupted cases by checking
+ * the magic's postfix.
+ */
+#define LOV_MAGIC_MAGIC 0x0BD0
+#define LOV_MAGIC_MASK 0xFFFF
+
+#define LOV_MAGIC_V1 (0x0BD10000 | LOV_MAGIC_MAGIC)
+#define LOV_MAGIC_JOIN_V1 (0x0BD20000 | LOV_MAGIC_MAGIC)
+#define LOV_MAGIC_V3 (0x0BD30000 | LOV_MAGIC_MAGIC)
+#define LOV_MAGIC_MIGRATE (0x0BD40000 | LOV_MAGIC_MAGIC)
+#define LOV_MAGIC LOV_MAGIC_V1
/*
* magic for fully defined striping
oi->oi.oi_id = oid;
}
-static inline __u64 lmm_oi_id(struct ost_id *oi)
+static inline __u64 lmm_oi_id(const struct ost_id *oi)
{
return oi->oi.oi_id;
}
-static inline __u64 lmm_oi_seq(struct ost_id *oi)
+static inline __u64 lmm_oi_seq(const struct ost_id *oi)
{
return oi->oi.oi_seq;
}
static inline void lmm_oi_le_to_cpu(struct ost_id *dst_oi,
- struct ost_id *src_oi)
+ const struct ost_id *src_oi)
{
dst_oi->oi.oi_id = le64_to_cpu(src_oi->oi.oi_id);
dst_oi->oi.oi_seq = le64_to_cpu(src_oi->oi.oi_seq);
}
static inline void lmm_oi_cpu_to_le(struct ost_id *dst_oi,
- struct ost_id *src_oi)
+ const struct ost_id *src_oi)
{
dst_oi->oi.oi_id = cpu_to_le64(src_oi->oi.oi_id);
dst_oi->oi.oi_seq = cpu_to_le64(src_oi->oi.oi_seq);
#define MAX_MD_SIZE (sizeof(struct lov_mds_md) + 4 * sizeof(struct lov_ost_data))
#define MIN_MD_SIZE (sizeof(struct lov_mds_md) + 1 * sizeof(struct lov_ost_data))
+/* This is the default MDT reply size allocated, should the striping be bigger,
+ * it will be reallocated in mdt_fix_reply.
+ * 100 stripes is a bit less than 2.5k of data */
+#define DEF_REP_MD_SIZE (sizeof(struct lov_mds_md) + \
+ 100 * sizeof(struct lov_ost_data))
+
#define XATTR_NAME_ACL_ACCESS "system.posix_acl_access"
#define XATTR_NAME_ACL_DEFAULT "system.posix_acl_default"
#define XATTR_USER_PREFIX "user."
#define XATTR_NAME_SOM "trusted.som"
#define XATTR_NAME_HSM "trusted.hsm"
#define XATTR_NAME_LFSCK_NAMESPACE "trusted.lfsck_namespace"
+#define XATTR_NAME_MAX_LEN 32 /* increase this, if there is longer name. */
struct lov_mds_md_v3 { /* LOV EA mds/wire data (little-endian) */
__u32 lmm_magic; /* magic number = LOV_MAGIC_V3 */
stripes * sizeof(struct lov_ost_data_v1);
}
+static inline __u32
+lov_mds_md_max_stripe_count(size_t buf_size, __u32 lmm_magic)
+{
+ switch (lmm_magic) {
+ case LOV_MAGIC_V1: {
+ struct lov_mds_md_v1 lmm;
+
+ if (buf_size < sizeof(lmm))
+ return 0;
+
+ return (buf_size - sizeof(lmm)) / sizeof(lmm.lmm_objects[0]);
+ }
+ case LOV_MAGIC_V3: {
+ struct lov_mds_md_v3 lmm;
+
+ if (buf_size < sizeof(lmm))
+ return 0;
+
+ return (buf_size - sizeof(lmm)) / sizeof(lmm.lmm_objects[0]);
+ }
+ default:
+ return 0;
+ }
+}
#define OBD_MD_FLID (0x00000001ULL) /* object ID */
#define OBD_MD_FLATIME (0x00000002ULL) /* access time */
* protocol, this will limit the max number of OSTs per LOV */
#define LOV_DESC_MAGIC 0xB0CCDE5C
+#define LOV_DESC_QOS_MAXAGE_DEFAULT 5 /* Seconds */
+#define LOV_DESC_STRIPE_SIZE_DEFAULT (1 << LNET_MTU_BITS)
/* LOV settings descriptor (should only contain static info) */
struct lov_desc {
extern void lustre_swab_ldlm_res_id (struct ldlm_res_id *id);
-static inline int ldlm_res_eq(const struct ldlm_res_id *res0,
- const struct ldlm_res_id *res1)
+static inline bool ldlm_res_eq(const struct ldlm_res_id *res0,
+ const struct ldlm_res_id *res1)
{
- return !memcmp(res0, res1, sizeof(*res0));
+ return memcmp(res0, res1, sizeof(*res0)) == 0;
}
/* lock types */
__u64 gid;
};
-static inline int ldlm_extent_overlap(struct ldlm_extent *ex1,
- struct ldlm_extent *ex2)
+static inline int ldlm_extent_overlap(const struct ldlm_extent *ex1,
+ const struct ldlm_extent *ex2)
{
- return (ex1->start <= ex2->end) && (ex2->start <= ex1->end);
+ return ex1->start <= ex2->end && ex2->start <= ex1->end;
}
/* check if @ex1 contains @ex2 */
-static inline int ldlm_extent_contain(struct ldlm_extent *ex1,
- struct ldlm_extent *ex2)
+static inline int ldlm_extent_contain(const struct ldlm_extent *ex1,
+ const struct ldlm_extent *ex2)
{
- return (ex1->start <= ex2->start) && (ex1->end >= ex2->end);
+ return ex1->start <= ex2->start && ex1->end >= ex2->end;
}
struct ldlm_inodebits {
ARS_SUCCEED,
};
-static inline char *agent_req_status2name(enum agent_req_status ars)
+static inline const char *agent_req_status2name(enum agent_req_status ars)
{
switch (ars) {
case ARS_WAITING:
__u16 lr_async_windows;
__u32 lr_padding_1;
struct lu_fid lr_fid;
+ struct lu_fid lr_fid2;
+ struct lu_fid lr_fid3;
__u64 lr_padding_2;
__u64 lr_padding_3;
};
void lustre_swab_lfsck_reply(struct lfsck_reply *lr);
-static inline void lustre_set_wire_obdo(struct obd_connect_data *ocd,
+enum lfsck_events {
+ LE_LASTID_REBUILDING = 1,
+ LE_LASTID_REBUILT = 2,
+ LE_PHASE1_DONE = 3,
+ LE_PHASE2_DONE = 4,
+ LE_START = 5,
+ LE_STOP = 6,
+ LE_QUERY = 7,
+ LE_FID_ACCESSED = 8,
+ LE_PEER_EXIT = 9,
+ LE_CONDITIONAL_DESTROY = 10,
+ LE_PAIRS_VERIFY = 11,
+};
+
+enum lfsck_event_flags {
+ LEF_TO_OST = 0x00000001,
+ LEF_FROM_OST = 0x00000002,
+};
+
+static inline void lustre_set_wire_obdo(const struct obd_connect_data *ocd,
struct obdo *wobdo,
const struct obdo *lobdo)
{
}
}
-static inline void lustre_get_wire_obdo(struct obd_connect_data *ocd,
+static inline void lustre_get_wire_obdo(const struct obd_connect_data *ocd,
struct obdo *lobdo,
const struct obdo *wobdo)
{
*/
/**
- * Maximum number of updates per UPDATE_OBJ RPC
- */
-#define OUT_UPDATE_PER_TRANS_MAX 10
-
-/**
* Type of each update
*/
enum update_type {