* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2012, Intel Corporation.
+ * Copyright (c) 2012, 2013, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#include <obd.h>
#include <obd_class.h>
#include <dt_object.h>
+#include <md_object.h>
#include <lustre_fid.h>
#include <obd_ost.h>
#include <lustre_capa.h>
#define OFD_ROCOMPAT_SUPP (0)
#define OFD_INCOMPAT_SUPP (OBD_INCOMPAT_GROUPS | OBD_INCOMPAT_OST | \
OBD_INCOMPAT_COMMON_LR)
-#define OFD_MAX_GROUPS 256
#define OFD_PRECREATE_BATCH_DEFAULT (FILTER_SUBDIR_COUNT * 4)
/* on small filesystems we should not precreate too many objects in
};
#define OFD_FMD_MAX_NUM_DEFAULT 128
-#define OFD_FMD_MAX_AGE_DEFAULT ((obd_timeout + 10) * CFS_HZ)
+#define OFD_FMD_MAX_AGE_DEFAULT ((obd_timeout + 10) * HZ)
enum {
LPROC_OFD_READ_BYTES = 0,
char *jobid, long amount)
{
if (exp->exp_obd && exp->exp_obd->u.obt.obt_jobstats.ojs_hash &&
- (exp->exp_connect_flags & OBD_CONNECT_JOBSTATS))
+ (exp_connect_flags(exp) & OBD_CONNECT_JOBSTATS))
lprocfs_job_stats_log(exp->exp_obd, jobid, opcode, amount);
if (exp->exp_nid_stats != NULL &&
}
}
+struct ofd_seq {
+ cfs_list_t os_list;
+ struct ost_id os_oi;
+ spinlock_t os_last_oid_lock;
+ struct mutex os_create_lock;
+ cfs_atomic_t os_refc;
+ struct dt_object *os_lastid_obj;
+ unsigned long os_destroys_in_progress:1;
+};
+
struct ofd_device {
struct dt_device ofd_dt_dev;
struct dt_device *ofd_osd;
/* last_rcvd file */
struct lu_target ofd_lut;
- struct dt_object *ofd_last_group_file;
struct dt_object *ofd_health_check_file;
int ofd_subdir_count;
- int ofd_max_group;
- obd_id ofd_last_objids[OFD_MAX_GROUPS];
- struct mutex ofd_create_locks[OFD_MAX_GROUPS];
- struct dt_object *ofd_lastid_obj[OFD_MAX_GROUPS];
- spinlock_t ofd_objid_lock;
- unsigned long ofd_destroys_in_progress;
- int ofd_precreate_batch;
+ cfs_list_t ofd_seq_list;
+ rwlock_t ofd_seq_list_lock;
+ int ofd_seq_count;
+ int ofd_precreate_batch;
+ spinlock_t ofd_batch_lock;
/* protect all statfs-related counters */
spinlock_t ofd_osfs_lock;
/* shall we grant space to clients not
* supporting OBD_CONNECT_GRANT_PARAM? */
ofd_grant_compat_disable:1;
+ struct seq_server_site ofd_seq_site;
};
static inline struct ofd_device *ofd_dev(struct lu_device *d)
struct lu_attr fti_attr2;
struct ldlm_res_id fti_resid;
struct filter_fid fti_mds_fid;
- struct filter_fid fti_mds_fid2;
struct ost_id fti_ostid;
struct ofd_object *fti_obj;
union {
int *from_cache);
/* ofd_fs.c */
-obd_id ofd_last_id(struct ofd_device *ofd, obd_seq seq);
-void ofd_last_id_set(struct ofd_device *ofd, obd_id id, obd_seq seq);
-int ofd_last_id_write(const struct lu_env *env, struct ofd_device *ofd,
- obd_seq seq);
-int ofd_group_load(const struct lu_env *env, struct ofd_device *ofd, int);
+obd_id ofd_seq_last_oid(struct ofd_seq *oseq);
+void ofd_seq_last_oid_set(struct ofd_seq *oseq, obd_id id);
+int ofd_seq_last_oid_write(const struct lu_env *env, struct ofd_device *ofd,
+ struct ofd_seq *oseq);
+int ofd_seqs_init(const struct lu_env *env, struct ofd_device *ofd);
+struct ofd_seq *ofd_seq_get(struct ofd_device *ofd, obd_seq seq);
+void ofd_seq_put(const struct lu_env *env, struct ofd_seq *oseq);
+
int ofd_fs_setup(const struct lu_env *env, struct ofd_device *ofd,
struct obd_device *obd);
void ofd_fs_cleanup(const struct lu_env *env, struct ofd_device *ofd);
int ofd_precreate_batch(struct ofd_device *ofd, int batch);
+struct ofd_seq *ofd_seq_load(const struct lu_env *env, struct ofd_device *ofd,
+ obd_seq seq);
+void ofd_seqs_fini(const struct lu_env *env, struct ofd_device *ofd);
/* ofd_io.c */
int ofd_preprw(const struct lu_env *env,int cmd, struct obd_export *exp,
/* lproc_ofd.c */
#ifdef LPROCFS
void lprocfs_ofd_init_vars(struct lprocfs_static_vars *lvars);
-int lproc_ofd_attach_seqstat(struct obd_device *dev);
-extern struct file_operations ofd_per_nid_stats_fops;
void ofd_stats_counter_init(struct lprocfs_stats *stats);
#else
static void lprocfs_ofd_init_vars(struct lprocfs_static_vars *lvars)
{
memset(lvars, 0, sizeof(*lvars));
}
-static inline int lproc_ofd_attach_seqstat(struct obd_device *dev) {}
static inline void ofd_stats_counter_init(struct lprocfs_stats *stats) {}
#endif
struct lu_attr *attr);
int ofd_object_ff_check(const struct lu_env *env, struct ofd_object *fo);
int ofd_precreate_objects(const struct lu_env *env, struct ofd_device *ofd,
- obd_id id, obd_seq group, int nr);
+ obd_id id, struct ofd_seq *oseq, int nr, int sync);
void ofd_object_put(const struct lu_env *env, struct ofd_object *fo);
int ofd_attr_set(const struct lu_env *env, struct ofd_object *fo,
static inline int ofd_grant_param_supp(struct obd_export *exp)
{
- return !!(exp->exp_connect_flags & OBD_CONNECT_GRANT_PARAM);
+ return !!(exp_connect_flags(exp) & OBD_CONNECT_GRANT_PARAM);
}
/* Blocksize used for client not supporting OBD_CONNECT_GRANT_PARAM.
struct ofd_device *ofd)
{
/* Clients which don't support OBD_CONNECT_GRANT_PARAM cannot handle
- * a block size > page size and consume CFS_PAGE_SIZE of grant when
+ * a block size > page size and consume PAGE_CACHE_SIZE of grant when
* dirtying a page regardless of the block size */
return !!(ofd_obd(ofd)->obd_self_export != exp &&
ofd->ofd_blockbits > COMPAT_BSIZE_SHIFT &&
/* When ofd_grant_compat_disable is set, we don't grant any space to
* clients not supporting OBD_CONNECT_GRANT_PARAM.
* Otherwise, space granted to such a client is inflated since it
- * consumes CFS_PAGE_SIZE of grant space per block */
+ * consumes PAGE_CACHE_SIZE of grant space per block */
return !!(ofd_grant_compat(exp, ofd) && ofd->ofd_grant_compat_disable);
}
void ofd_grant_sanity_check(struct obd_device *obd, const char *func);
long ofd_grant_connect(const struct lu_env *env, struct obd_export *exp,
- obd_size want);
+ obd_size want, bool conservative);
void ofd_grant_discard(struct obd_export *exp);
void ofd_grant_prepare_read(const struct lu_env *env, struct obd_export *exp,
struct obdo *oa);
#define ofd_fmd_drop(exp, fid) do {} while (0)
#endif
+/* ofd_dev.c */
+int ofd_fid_set_index(const struct lu_env *env, struct ofd_device *ofd,
+ int index);
+int ofd_fid_init(const struct lu_env *env, struct ofd_device *ofd);
+int ofd_fid_fini(const struct lu_env *env, struct ofd_device *ofd);
+
/* ofd_lvb.c */
extern struct ldlm_valblock_ops ofd_lvbo;
return info;
}
-/* The same as osc_build_res_name() */
-static inline void ofd_build_resid(const struct lu_fid *fid,
- struct ldlm_res_id *resname)
-{
- if (fid_is_idif(fid)) {
- /* get id/seq like ostid_idif_pack() does */
- osc_build_res_name(fid_idif_id(fid_seq(fid), fid_oid(fid),
- fid_ver(fid)),
- FID_SEQ_OST_MDT0, resname);
- } else {
- /* In the future, where OSTs have FID sequences allocated. */
- fid_build_reg_res_name(fid, resname);
- }
-}
-
-static inline void ofd_fid_from_resid(struct lu_fid *fid,
- const struct ldlm_res_id *name)
-{
- /* if seq is FID_SEQ_OST_MDT0 then we have IDIF and resid was built
- * using osc_build_res_name function. */
- if (fid_seq_is_mdt0(name->name[LUSTRE_RES_ID_VER_OID_OFF])) {
- struct ost_id ostid;
-
- ostid.oi_id = name->name[LUSTRE_RES_ID_SEQ_OFF];
- ostid.oi_seq = name->name[LUSTRE_RES_ID_VER_OID_OFF];
- fid_ostid_unpack(fid, &ostid, 0);
- } else {
- fid->f_seq = name->name[LUSTRE_RES_ID_SEQ_OFF];
- fid->f_oid = (__u32)name->name[LUSTRE_RES_ID_VER_OID_OFF];
- fid->f_ver = name->name[LUSTRE_RES_ID_VER_OID_OFF] >> 32;
- }
-}
-
static inline void ofd_oti2info(struct ofd_thread_info *info,
struct obd_trans_info *oti)
{
static inline void ofd_prepare_fidea(struct filter_fid *ff, struct obdo *oa)
{
if (!(oa->o_valid & OBD_MD_FLGROUP))
- oa->o_seq = 0;
+ ostid_set_seq_mdt0(&oa->o_oi);
/* packing fid and converting it to LE for storing into EA.
* Here ->o_stripe_idx should be filled by LOV and rest of
* fields - by client. */
/* XXX: we are ignoring o_parent_ver here, since this should
* be the same for all objects in this fileset. */
ff->ff_parent.f_ver = cpu_to_le32(oa->o_stripe_idx);
- ff->ff_objid = cpu_to_le64(oa->o_id);
- ff->ff_seq = cpu_to_le64(oa->o_seq);
}
/* niobuf_remote has no rnb_ prefix in master */