* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2012, Intel Corporation.
+ * Copyright (c) 2011, 2013, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
/* Defn's shared with user-space. */
#include <lustre/lustre_user.h>
+#include <lustre/lustre_errno.h>
+
/*
* GENERAL STUFF
*/
* fid constants
*/
enum {
+ /** LASTID file has zero OID */
+ LUSTRE_FID_LASTID_OID = 0UL,
/** initial fid id value */
LUSTRE_FID_INIT_OID = 1UL
};
static inline int fid_is_llog(const struct lu_fid *fid)
{
- /* file with OID == 1 is not llog but contains last oid */
- return fid_seq_is_llog(fid_seq(fid)) && fid_oid(fid) > 1;
+ /* 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)
/* Check whether the fid is for LAST_ID */
static inline int fid_is_last_id(const struct lu_fid *fid)
{
- return (fid_is_idif(fid) || fid_is_norm(fid) || fid_is_echo(fid)) &&
- fid_oid(fid) == 0;
+ return (fid_oid(fid) == 0);
}
/**
__diff_normalize(fid_ver(f0), fid_ver(f1));
}
-static inline void ostid_cpu_to_le(struct ost_id *src_oi,
+static inline void ostid_cpu_to_le(const struct ost_id *src_oi,
struct ost_id *dst_oi)
{
if (fid_seq_is_mdt0(ostid_seq(src_oi))) {
}
}
-static inline void ostid_le_to_cpu(struct ost_id *src_oi,
+static inline void ostid_le_to_cpu(const struct ost_id *src_oi,
struct ost_id *dst_oi)
{
if (fid_seq_is_mdt0(ostid_seq(src_oi))) {
#define LOV_MAGIC_V1_DEF 0x0CD10BD0
#define LOV_MAGIC_V3_DEF 0x0CD30BD0
-#define LOV_PATTERN_RAID0 0x001 /* stripes are used round-robin */
-#define LOV_PATTERN_RAID1 0x002 /* stripes are mirrors of each other */
-#define LOV_PATTERN_FIRST 0x100 /* first stripe is not in round-robin */
-#define LOV_PATTERN_CMOBD 0x200
+#define LOV_PATTERN_RAID0 0x001 /* stripes are used round-robin */
+#define LOV_PATTERN_RAID1 0x002 /* stripes are mirrors of each other */
+#define LOV_PATTERN_FIRST 0x100 /* first stripe is not in round-robin */
+#define LOV_PATTERN_CMOBD 0x200
+
+#define LOV_PATTERN_F_MASK 0xffff0000
+#define LOV_PATTERN_F_RELEASED 0x80000000 /* HSM released file */
+
+#define lov_pattern(pattern) (pattern & ~LOV_PATTERN_F_MASK)
+#define lov_pattern_flags(pattern) (pattern & LOV_PATTERN_F_MASK)
#define lov_ost_data lov_ost_data_v1
struct lov_ost_data_v1 { /* per-stripe data structure (little-endian)*/
struct lov_ost_data_v1 lmm_objects[0]; /* per-stripe data */
};
+static inline __u32 lov_mds_md_size(__u16 stripes, __u32 lmm_magic)
+{
+ if (lmm_magic == LOV_MAGIC_V3)
+ return sizeof(struct lov_mds_md_v3) +
+ stripes * sizeof(struct lov_ost_data_v1);
+ else
+ return sizeof(struct lov_mds_md_v1) +
+ stripes * sizeof(struct lov_ost_data_v1);
+}
+
+
#define OBD_MD_FLID (0x00000001ULL) /* object ID */
#define OBD_MD_FLATIME (0x00000002ULL) /* access time */
#define OBD_MD_FLMTIME (0x00000004ULL) /* data modification time */
#define o_cksum o_nlink
#define o_grant_used o_data_version
-static inline void lustre_set_wire_obdo(struct obdo *wobdo, struct obdo *lobdo)
+static inline void lustre_set_wire_obdo(struct obd_connect_data *ocd,
+ struct obdo *wobdo, struct obdo *lobdo)
{
memcpy(wobdo, lobdo, sizeof(*lobdo));
- wobdo->o_flags &= ~OBD_FL_LOCAL_MASK;
+ wobdo->o_flags &= ~OBD_FL_LOCAL_MASK;
+ if (ocd == NULL)
+ return;
+
+ if (unlikely(!(ocd->ocd_connect_flags & OBD_CONNECT_FID)) &&
+ fid_seq_is_echo(ostid_seq(&lobdo->o_oi))) {
+ /* Currently OBD_FL_OSTID will only be used when 2.4 echo
+ * client communicate with pre-2.4 server */
+ wobdo->o_oi.oi.oi_id = fid_oid(&lobdo->o_oi.oi_fid);
+ wobdo->o_oi.oi.oi_seq = fid_seq(&lobdo->o_oi.oi_fid);
+ }
}
-static inline void lustre_get_wire_obdo(struct obdo *lobdo, struct obdo *wobdo)
+static inline void lustre_get_wire_obdo(struct obd_connect_data *ocd,
+ struct obdo *lobdo, struct obdo *wobdo)
{
obd_flag local_flags = 0;
LASSERT(!(wobdo->o_flags & OBD_FL_LOCAL_MASK));
- memcpy(lobdo, wobdo, sizeof(*lobdo));
- if (local_flags != 0) {
- lobdo->o_valid |= OBD_MD_FLFLAGS;
- lobdo->o_flags &= ~OBD_FL_LOCAL_MASK;
- lobdo->o_flags |= local_flags;
- }
+ memcpy(lobdo, wobdo, sizeof(*lobdo));
+ if (local_flags != 0) {
+ lobdo->o_valid |= OBD_MD_FLFLAGS;
+ lobdo->o_flags &= ~OBD_FL_LOCAL_MASK;
+ lobdo->o_flags |= local_flags;
+ }
+ if (ocd == NULL)
+ return;
+
+ if (unlikely(!(ocd->ocd_connect_flags & OBD_CONNECT_FID)) &&
+ fid_seq_is_echo(wobdo->o_oi.oi.oi_seq)) {
+ /* see above */
+ lobdo->o_oi.oi_fid.f_seq = wobdo->o_oi.oi.oi_seq;
+ lobdo->o_oi.oi_fid.f_oid = wobdo->o_oi.oi.oi_id;
+ lobdo->o_oi.oi_fid.f_ver = 0;
+ }
}
extern void lustre_swab_obdo (struct obdo *o);
extern void lustre_swab_llog_hdr (struct llog_log_hdr *h);
extern void lustre_swab_llogd_conn_body (struct llogd_conn_body *d);
extern void lustre_swab_llog_rec(struct llog_rec_hdr *rec);
+extern void lustre_swab_llog_id(struct llog_logid *lid);
struct lustre_cfg;
extern void lustre_swab_lustre_cfg(struct lustre_cfg *lcfg);