/* OBD Device Declarations */
extern struct obd_device *obd_devs[MAX_OBD_DEVICES];
-extern spinlock_t obd_dev_lock;
+extern cfs_spinlock_t obd_dev_lock;
/* OBD Operations Declarations */
extern struct obd_device *class_conn2obd(struct lustre_handle *);
extern struct obd_device *class_exp2obd(struct obd_export *);
+extern int class_handle_ioctl(unsigned int cmd, unsigned long arg);
struct lu_device_type;
struct obd_device * class_find_client_obd(struct obd_uuid *tgt_uuid,
const char * typ_name,
struct obd_uuid *grp_uuid);
-struct obd_device * class_find_client_notype(struct obd_uuid *tgt_uuid,
- struct obd_uuid *grp_uuid);
struct obd_device * class_devices_in_group(struct obd_uuid *grp_uuid,
int *next);
struct obd_device * class_num2obd(int num);
-int oig_init(struct obd_io_group **oig);
-int oig_add_one(struct obd_io_group *oig, struct oig_callback_context *occ);
-void oig_complete_one(struct obd_io_group *oig,
- struct oig_callback_context *occ, int rc);
-void oig_release(struct obd_io_group *oig);
-int oig_wait(struct obd_io_group *oig);
+int class_notify_sptlrpc_conf(const char *fsname, int namelen);
char *obd_export_nid2str(struct obd_export *exp);
int obd_zombie_impexp_init(void);
void obd_zombie_impexp_stop(void);
void obd_zombie_impexp_cull(void);
+void obd_zombie_barrier(void);
+void obd_exports_barrier(struct obd_device *obd);
/* obd_config.c */
int class_process_config(struct lustre_cfg *lcfg);
const char *scope, const void *source);
void class_decref(struct obd_device *obd,
const char *scope, const void *source);
+void dump_exports(struct obd_device *obd, int locks);
/*obdecho*/
#ifdef LPROCFS
/* Passed as data param to class_config_parse_llog */
struct config_llog_instance {
char * cfg_instance;
+ char * cfg_obdname;
struct super_block *cfg_sb;
struct obd_uuid cfg_uuid;
int cfg_last_idx; /* for partial llog processing */
/* list of active configuration logs */
struct config_llog_data {
- char *cld_logname;
- struct ldlm_res_id cld_resid;
+ char *cld_logname;
+ struct ldlm_res_id cld_resid;
struct config_llog_instance cld_cfg;
- struct list_head cld_list_chain;
- atomic_t cld_refcount;
- struct obd_export *cld_mgcexp;
- unsigned int cld_stopping:1, /* we were told to stop watching */
- cld_lostlock:1; /* lock not requeued */
+ cfs_list_t cld_list_chain;
+ cfs_atomic_t cld_refcount;
+ struct config_llog_data *cld_sptlrpc;/* depended sptlrpc log */
+ struct obd_export *cld_mgcexp;
+ unsigned int cld_stopping:1, /* we were told to stop
+ * watching */
+ cld_lostlock:1, /* lock not requeued */
+ cld_is_sptlrpc:1;
};
struct lustre_profile {
- struct list_head lp_list;
+ cfs_list_t lp_list;
char *lp_profile;
char *lp_dt;
char *lp_md;
void class_del_profile(const char *prof);
void class_del_profiles(void);
+#if LUSTRE_TRACKS_LOCK_EXP_REFS
+
+void __class_export_add_lock_ref(struct obd_export *, struct ldlm_lock *);
+void __class_export_del_lock_ref(struct obd_export *, struct ldlm_lock *);
+extern void (*class_export_dump_hook)(struct obd_export *);
+
+#else
+
+#define __class_export_add_lock_ref(exp, lock) do {} while(0)
+#define __class_export_del_lock_ref(exp, lock) do {} while(0)
+
+#endif
+
#define class_export_rpc_get(exp) \
({ \
- atomic_inc(&(exp)->exp_rpc_count); \
+ cfs_atomic_inc(&(exp)->exp_rpc_count); \
CDEBUG(D_INFO, "RPC GETting export %p : new rpc_count %d\n", \
- (exp), atomic_read(&(exp)->exp_rpc_count)); \
+ (exp), cfs_atomic_read(&(exp)->exp_rpc_count)); \
class_export_get(exp); \
})
#define class_export_rpc_put(exp) \
({ \
- atomic_dec(&(exp)->exp_rpc_count); \
+ LASSERT(cfs_atomic_read(&exp->exp_rpc_count) > 0); \
+ cfs_atomic_dec(&(exp)->exp_rpc_count); \
CDEBUG(D_INFO, "RPC PUTting export %p : new rpc_count %d\n", \
- (exp), atomic_read(&(exp)->exp_rpc_count)); \
+ (exp), cfs_atomic_read(&(exp)->exp_rpc_count)); \
+ class_export_put(exp); \
+})
+
+#define class_export_lock_get(exp, lock) \
+({ \
+ cfs_atomic_inc(&(exp)->exp_locks_count); \
+ __class_export_add_lock_ref(exp, lock); \
+ CDEBUG(D_INFO, "lock GETting export %p : new locks_count %d\n", \
+ (exp), cfs_atomic_read(&(exp)->exp_locks_count)); \
+ class_export_get(exp); \
+})
+
+#define class_export_lock_put(exp, lock) \
+({ \
+ LASSERT(cfs_atomic_read(&exp->exp_locks_count) > 0); \
+ cfs_atomic_dec(&(exp)->exp_locks_count); \
+ __class_export_del_lock_ref(exp, lock); \
+ CDEBUG(D_INFO, "lock PUTting export %p : new locks_count %d\n", \
+ (exp), cfs_atomic_read(&(exp)->exp_locks_count)); \
+ class_export_put(exp); \
+})
+
+#define class_export_cb_get(exp) \
+({ \
+ cfs_atomic_inc(&(exp)->exp_cb_count); \
+ CDEBUG(D_INFO, "callback GETting export %p : new cb_count %d\n",\
+ (exp), cfs_atomic_read(&(exp)->exp_cb_count)); \
+ class_export_get(exp); \
+})
+
+#define class_export_cb_put(exp) \
+({ \
+ LASSERT(cfs_atomic_read(&exp->exp_cb_count) > 0); \
+ cfs_atomic_dec(&(exp)->exp_cb_count); \
+ CDEBUG(D_INFO, "callback PUTting export %p : new cb_count %d\n",\
+ (exp), cfs_atomic_read(&(exp)->exp_cb_count)); \
class_export_put(exp); \
})
struct obd_uuid *cluuid);
int class_disconnect(struct obd_export *exp);
void class_fail_export(struct obd_export *exp);
+int class_connected_export(struct obd_export *exp);
void class_disconnect_exports(struct obd_device *obddev);
-int class_disconnect_stale_exports(struct obd_device *,
- int (*test_export)(struct obd_export *));
int class_manual_cleanup(struct obd_device *obd);
+void class_disconnect_stale_exports(struct obd_device *,
+ int (*test_export)(struct obd_export *));
+static inline enum obd_option exp_flags_from_obd(struct obd_device *obd)
+{
+ return ((obd->obd_fail ? OBD_OPT_FAILOVER : 0) |
+ (obd->obd_force ? OBD_OPT_FORCE : 0) |
+ (obd->obd_abort_recovery ? OBD_OPT_ABORT_RECOV : 0) |
+ 0);
+}
void obdo_cpy_md(struct obdo *dst, struct obdo *src, obd_flag valid);
void obdo_to_ioobj(struct obdo *oa, struct obd_ioobj *ioobj);
RETURN(rc);
}
-#ifdef __KERNEL__
+/*
+ * obd-lu integration.
+ *
+ * Functionality is being moved into new lu_device-based layering, but some
+ * pieces of configuration process are still based on obd devices.
+ *
+ * Specifically, lu_device_type_operations::ldto_device_alloc() methods fully
+ * subsume ->o_setup() methods of obd devices they replace. The same for
+ * lu_device_operations::ldo_process_config() and ->o_process_config(). As a
+ * result, obd_setup() and obd_process_config() branch and call one XOR
+ * another.
+ *
+ * Yet neither lu_device_type_operations::ldto_device_fini() nor
+ * lu_device_type_operations::ldto_device_free() fully implement the
+ * functionality of ->o_precleanup() and ->o_cleanup() they override. Hence,
+ * obd_precleanup() and obd_cleanup() call both lu_device and obd operations.
+ */
+
#define DECLARE_LU_VARS(ldt, d) \
- struct lu_device_type *ldt; \
+ struct lu_device_type *ldt; \
struct lu_device *d
-#else
-#define DECLARE_LU_VARS(ldt, d) \
- extern void __placeholder_to_put_a_semicolon(void)
-#endif
+
static inline int obd_setup(struct obd_device *obd, struct lustre_cfg *cfg)
{
int rc;
DECLARE_LU_VARS(ldt, d);
ENTRY;
-#ifdef __KERNEL__
ldt = obd->obd_type->typ_lu;
if (ldt != NULL) {
+ struct lu_context session_ctx;
struct lu_env env;
+ lu_context_init(&session_ctx, LCT_SESSION);
+ session_ctx.lc_thread = NULL;
+ lu_context_enter(&session_ctx);
- rc = lu_env_init(&env, NULL, ldt->ldt_ctx_tags);
+ rc = lu_env_init(&env, ldt->ldt_ctx_tags);
if (rc == 0) {
+ env.le_ses = &session_ctx;
d = ldt->ldt_ops->ldto_device_alloc(&env, ldt, cfg);
lu_env_fini(&env);
if (!IS_ERR(d)) {
} else
rc = PTR_ERR(d);
}
- } else
-#endif
- {
+ lu_context_exit(&session_ctx);
+ lu_context_fini(&session_ctx);
+
+ } else {
OBD_CHECK_DT_OP(obd, setup, -EOPNOTSUPP);
OBD_COUNTER_INCREMENT(obd, setup);
rc = OBP(obd, setup)(obd, cfg);
ENTRY;
OBD_CHECK_DEV(obd);
-#ifdef __KERNEL__
ldt = obd->obd_type->typ_lu;
d = obd->obd_lu_dev;
if (ldt != NULL && d != NULL) {
if (cleanup_stage == OBD_CLEANUP_EXPORTS) {
struct lu_env env;
- rc = lu_env_init(&env, NULL, ldt->ldt_ctx_tags);
+ rc = lu_env_init(&env, ldt->ldt_ctx_tags);
if (rc == 0) {
ldt->ldt_ops->ldto_device_fini(&env, d);
lu_env_fini(&env);
}
- } else {
- rc = 0;
}
- } else
-#endif
- {
- OBD_CHECK_DT_OP(obd, precleanup, 0);
- rc = OBP(obd, precleanup)(obd, cleanup_stage);
}
-
+ OBD_CHECK_DT_OP(obd, precleanup, 0);
OBD_COUNTER_INCREMENT(obd, precleanup);
+
+ rc = OBP(obd, precleanup)(obd, cleanup_stage);
RETURN(rc);
}
OBD_CHECK_DEV(obd);
-#ifdef __KERNEL__
ldt = obd->obd_type->typ_lu;
d = obd->obd_lu_dev;
if (ldt != NULL && d != NULL) {
struct lu_env env;
- rc = lu_env_init(&env, NULL, ldt->ldt_ctx_tags);
+ rc = lu_env_init(&env, ldt->ldt_ctx_tags);
if (rc == 0) {
ldt->ldt_ops->ldto_device_free(&env, d);
lu_env_fini(&env);
obd->obd_lu_dev = NULL;
}
- } else
-#endif
- {
- OBD_CHECK_DT_OP(obd, cleanup, 0);
- rc = OBP(obd, cleanup)(obd);
}
+ OBD_CHECK_DT_OP(obd, cleanup, 0);
OBD_COUNTER_INCREMENT(obd, cleanup);
+
+ rc = OBP(obd, cleanup)(obd);
RETURN(rc);
}
OBD_CHECK_DEV(obd);
-#ifdef __KERNEL__
+ obd->obd_process_conf = 1;
ldt = obd->obd_type->typ_lu;
d = obd->obd_lu_dev;
if (ldt != NULL && d != NULL) {
struct lu_env env;
- rc = lu_env_init(&env, NULL, ldt->ldt_ctx_tags);
+ rc = lu_env_init(&env, ldt->ldt_ctx_tags);
if (rc == 0) {
rc = d->ld_ops->ldo_process_config(&env, d, data);
lu_env_fini(&env);
}
- } else
-#endif
- {
+ } else {
OBD_CHECK_DT_OP(obd, process_config, -EOPNOTSUPP);
rc = OBP(obd, process_config)(obd, datalen, data);
}
OBD_COUNTER_INCREMENT(obd, process_config);
+ obd->obd_process_conf = 0;
RETURN(rc);
}
static inline int obd_free_memmd(struct obd_export *exp,
struct lov_stripe_md **mem_tgt)
{
+ int rc;
+
LASSERT(mem_tgt);
LASSERT(*mem_tgt);
- return obd_unpackmd(exp, mem_tgt, NULL, 0);
+ rc = obd_unpackmd(exp, mem_tgt, NULL, 0);
+ *mem_tgt = NULL;
+ return rc;
}
-static inline int obd_checkmd(struct obd_export *exp,
- struct obd_export *md_exp,
- struct lov_stripe_md *mem_tgt)
+static inline int obd_precreate(struct obd_export *exp)
{
int rc;
ENTRY;
- EXP_CHECK_DT_OP(exp, checkmd);
- EXP_COUNTER_INCREMENT(exp, checkmd);
+ EXP_CHECK_DT_OP(exp, precreate);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, precreate);
- rc = OBP(exp->exp_obd, checkmd)(exp, md_exp, mem_tgt);
+ rc = OBP(exp->exp_obd, precreate)(exp);
RETURN(rc);
}
-static inline int obd_precreate(struct obd_export *exp)
+static inline int obd_create_async(struct obd_export *exp,
+ struct obd_info *oinfo,
+ struct lov_stripe_md **ea,
+ struct obd_trans_info *oti)
{
int rc;
ENTRY;
- EXP_CHECK_DT_OP(exp, precreate);
- OBD_COUNTER_INCREMENT(exp->exp_obd, precreate);
+ EXP_CHECK_DT_OP(exp, create_async);
+ EXP_COUNTER_INCREMENT(exp, create_async);
- rc = OBP(exp->exp_obd, precreate)(exp);
+ rc = OBP(exp->exp_obd, create_async)(exp, oinfo, ea, oti);
RETURN(rc);
}
static inline int obd_destroy(struct obd_export *exp, struct obdo *obdo,
struct lov_stripe_md *ea,
struct obd_trans_info *oti,
- struct obd_export *md_exp)
+ struct obd_export *md_exp, void *capa)
{
int rc;
ENTRY;
EXP_CHECK_DT_OP(exp, destroy);
EXP_COUNTER_INCREMENT(exp, destroy);
- rc = OBP(exp->exp_obd, destroy)(exp, obdo, ea, oti, md_exp);
+ rc = OBP(exp->exp_obd, destroy)(exp, obdo, ea, oti, md_exp, capa);
RETURN(rc);
}
}
static inline int obd_connect(const struct lu_env *env,
- struct lustre_handle *conn,struct obd_device *obd,
+ struct obd_export **exp,struct obd_device *obd,
struct obd_uuid *cluuid,
struct obd_connect_data *d,
void *localdata)
{
int rc;
-#ifdef LIBCFS_DEBUG
__u64 ocf = d ? d->ocd_connect_flags : 0; /* for post-condition
* check */
-#endif
ENTRY;
OBD_CHECK_DEV_ACTIVE(obd);
OBD_CHECK_DT_OP(obd, connect, -EOPNOTSUPP);
OBD_COUNTER_INCREMENT(obd, connect);
- rc = OBP(obd, connect)(env, conn, obd, cluuid, d, localdata);
+ rc = OBP(obd, connect)(env, exp, obd, cluuid, d, localdata);
/* check that only subset is granted */
LASSERT(ergo(d != NULL,
(d->ocd_connect_flags & ocf) == d->ocd_connect_flags));
struct obd_export *exp,
struct obd_device *obd,
struct obd_uuid *cluuid,
- struct obd_connect_data *d)
+ struct obd_connect_data *d,
+ void *localdata)
{
int rc;
-#ifdef LIBCFS_DEBUG
__u64 ocf = d ? d->ocd_connect_flags : 0; /* for post-condition
* check */
-#endif
ENTRY;
OBD_CHECK_DT_OP(obd, reconnect, 0);
OBD_COUNTER_INCREMENT(obd, reconnect);
- rc = OBP(obd, reconnect)(env, exp, obd, cluuid, d);
+ rc = OBP(obd, reconnect)(env, exp, obd, cluuid, d, localdata);
/* check that only subset is granted */
LASSERT(ergo(d != NULL,
(d->ocd_connect_flags & ocf) == d->ocd_connect_flags));
RETURN(rc);
}
+static inline void obd_getref(struct obd_device *obd)
+{
+ ENTRY;
+ if (OBT(obd) && OBP(obd, getref)) {
+ OBD_COUNTER_INCREMENT(obd, getref);
+ OBP(obd, getref)(obd);
+ }
+ EXIT;
+}
+
+static inline void obd_putref(struct obd_device *obd)
+{
+ ENTRY;
+ if (OBT(obd) && OBP(obd, putref)) {
+ OBD_COUNTER_INCREMENT(obd, putref);
+ OBP(obd, putref)(obd);
+ }
+ EXIT;
+}
+
static inline int obd_init_export(struct obd_export *exp)
{
int rc = 0;
return 0;
}
-#ifndef time_before
-#define time_before(t1, t2) ((long)t2 - (long)t1 > 0)
-#endif
-
/* @max_age is the oldest time in jiffies that we accept using a cached data.
* If the cache is older than @max_age we will get a new value from the
* target. Use a value of "cfs_time_current() + HZ" to guarantee freshness. */
obd->obd_name, &obd->obd_osfs,
obd->obd_osfs.os_bavail, obd->obd_osfs.os_blocks,
obd->obd_osfs.os_ffree, obd->obd_osfs.os_files);
- spin_lock(&obd->obd_osfs_lock);
+ cfs_spin_lock(&obd->obd_osfs_lock);
memcpy(oinfo->oi_osfs, &obd->obd_osfs, sizeof(*oinfo->oi_osfs));
- spin_unlock(&obd->obd_osfs_lock);
+ cfs_spin_unlock(&obd->obd_osfs_lock);
oinfo->oi_flags |= OBD_STATFS_FROM_CACHE;
if (oinfo->oi_cb_up)
oinfo->oi_cb_up(oinfo, 0);
if (cfs_time_before_64(obd->obd_osfs_age, max_age)) {
rc = OBP(obd, statfs)(obd, osfs, max_age, flags);
if (rc == 0) {
- spin_lock(&obd->obd_osfs_lock);
+ cfs_spin_lock(&obd->obd_osfs_lock);
memcpy(&obd->obd_osfs, osfs, sizeof(obd->obd_osfs));
obd->obd_osfs_age = cfs_time_current_64();
- spin_unlock(&obd->obd_osfs_lock);
+ cfs_spin_unlock(&obd->obd_osfs_lock);
}
} else {
CDEBUG(D_SUPER,"%s: use %p cache blocks "LPU64"/"LPU64
obd->obd_name, &obd->obd_osfs,
obd->obd_osfs.os_bavail, obd->obd_osfs.os_blocks,
obd->obd_osfs.os_ffree, obd->obd_osfs.os_files);
- spin_lock(&obd->obd_osfs_lock);
+ cfs_spin_lock(&obd->obd_osfs_lock);
memcpy(osfs, &obd->obd_osfs, sizeof(*osfs));
- spin_unlock(&obd->obd_osfs_lock);
+ cfs_spin_unlock(&obd->obd_osfs_lock);
}
RETURN(rc);
}
RETURN(rc);
}
-static inline int obd_brw_async(int cmd, struct obd_export *exp,
- struct obd_info *oinfo, obd_count oa_bufs,
- struct brw_page *pg, struct obd_trans_info *oti,
- struct ptlrpc_request_set *set)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, brw_async);
- EXP_COUNTER_INCREMENT(exp, brw_async);
-
- if (!(cmd & OBD_BRW_RWMASK)) {
- CERROR("obd_brw: cmd must be OBD_BRW_READ or OBD_BRW_WRITE\n");
- LBUG();
- }
-
- rc = OBP(exp->exp_obd, brw_async)(cmd, exp, oinfo, oa_bufs, pg,oti,set);
- RETURN(rc);
-}
-
-static inline int obd_brw_rqset(int cmd, struct obd_export *exp,
- struct obdo *oa, struct lov_stripe_md *lsm,
- obd_count oa_bufs, struct brw_page *pg,
- struct obd_trans_info *oti,
- struct obd_capa *ocapa)
-{
- struct ptlrpc_request_set *set = NULL;
- struct obd_info oinfo = { { { 0 } } };
- int rc = 0;
- ENTRY;
-
- set = ptlrpc_prep_set();
- if (set == NULL)
- RETURN(-ENOMEM);
-
- oinfo.oi_oa = oa;
- oinfo.oi_md = lsm;
- oinfo.oi_capa = ocapa;
- rc = obd_brw_async(cmd, exp, &oinfo, oa_bufs, pg, oti, set);
- if (rc == 0) {
- rc = ptlrpc_set_wait(set);
- if (rc)
- CERROR("error from callback: rc = %d\n", rc);
- } else {
- CDEBUG(rc == -ENOSPC ? D_INODE : D_ERROR,
- "error from obd_brw_async: rc = %d\n", rc);
- }
- ptlrpc_set_destroy(set);
- RETURN(rc);
-}
-
-static inline int obd_prep_async_page(struct obd_export *exp,
- struct lov_stripe_md *lsm,
- struct lov_oinfo *loi,
- cfs_page_t *page, obd_off offset,
- struct obd_async_page_ops *ops,
- void *data, void **res, int nocache,
- struct lustre_handle *lockh)
-{
- int ret;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, prep_async_page);
- EXP_COUNTER_INCREMENT(exp, prep_async_page);
-
- ret = OBP(exp->exp_obd, prep_async_page)(exp, lsm, loi, page, offset,
- ops, data, res, nocache,
- lockh);
- RETURN(ret);
-}
-
-/**
- * Checks if requested extent lock is compatible with a lock under the page.
- *
- * Checks if the lock under \a page is compatible with a read or write lock
- * (specified by \a rw) for an extent [\a start , \a end].
- *
- * \param exp obd export (lov or osc)
- * \param lsm striping information for the file
- * \param res async_page placeholder
- * \param rw OBD_BRW_READ if requested for reading,
- * OBD_BRW_WRITE if requested for writing
- * \param start start of the requested extent
- * \param end end of the requested extent
- * \param cookie transparent parameter for passing locking context
- *
- * \post result == 1, *cookie == context, appropriate lock is referenced or
- *
- * \retval 1 owned lock is reused for the request
- * \retval 0 no lock reused for the request
- * \retval -ENOTSUPP reget_short_lock is not exported at this layer
- *
- * \see obd_release_short_lock
- */
-static inline int obd_reget_short_lock(struct obd_export *exp,
- struct lov_stripe_md *lsm,
- void **res, int rw,
- obd_off start, obd_off end,
- void **cookie)
-{
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, reget_short_lock);
- EXP_COUNTER_INCREMENT(exp, reget_short_lock);
-
- RETURN(OBP(exp->exp_obd, reget_short_lock)(exp, lsm, res, rw,
- start, end, cookie));
-}
-
-
-/**
- * Releases a reference to a lock taken in a "fast" way.
- *
- * Releases a read or write (specified by \a rw) lock
- * referenced by \a cookie.
- *
- * \param exp obd export (lov or osc)
- * \param lsm striping information for the file
- * \param end end of the locked extent
- * \param rw OBD_BRW_READ if requested for reading,
- * OBD_BRW_WRITE if requested for writing
- * \param cookie transparent parameter for passing locking context
- *
- * \post appropriate lock is dereferenced
- *
- * \see obd_reget_short_lock
- */
-static inline int obd_release_short_lock(struct obd_export *exp,
- struct lov_stripe_md *lsm, obd_off end,
- void *cookie, int rw)
-{
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, release_short_lock);
- EXP_COUNTER_INCREMENT(exp, release_short_lock);
-
- RETURN(OBP(exp->exp_obd, release_short_lock)(exp, lsm, end,
- cookie, rw));
-}
-
-static inline int obd_queue_async_io(struct obd_export *exp,
- struct lov_stripe_md *lsm,
- struct lov_oinfo *loi, void *cookie,
- int cmd, obd_off off, int count,
- obd_flag brw_flags, obd_flag async_flags)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, queue_async_io);
- EXP_COUNTER_INCREMENT(exp, queue_async_io);
- LASSERT(cmd & OBD_BRW_RWMASK);
-
- rc = OBP(exp->exp_obd, queue_async_io)(exp, lsm, loi, cookie, cmd, off,
- count, brw_flags, async_flags);
- RETURN(rc);
-}
-
-static inline int obd_set_async_flags(struct obd_export *exp,
- struct lov_stripe_md *lsm,
- struct lov_oinfo *loi, void *cookie,
- obd_flag async_flags)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, set_async_flags);
- EXP_COUNTER_INCREMENT(exp, set_async_flags);
-
- rc = OBP(exp->exp_obd, set_async_flags)(exp, lsm, loi, cookie,
- async_flags);
- RETURN(rc);
-}
-
-static inline int obd_queue_group_io(struct obd_export *exp,
- struct lov_stripe_md *lsm,
- struct lov_oinfo *loi,
- struct obd_io_group *oig,
- void *cookie, int cmd, obd_off off,
- int count, obd_flag brw_flags,
- obd_flag async_flags)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, queue_group_io);
- EXP_COUNTER_INCREMENT(exp, queue_group_io);
- LASSERT(cmd & OBD_BRW_RWMASK);
-
- rc = OBP(exp->exp_obd, queue_group_io)(exp, lsm, loi, oig, cookie,
- cmd, off, count, brw_flags,
- async_flags);
- RETURN(rc);
-}
-
-static inline int obd_trigger_group_io(struct obd_export *exp,
- struct lov_stripe_md *lsm,
- struct lov_oinfo *loi,
- struct obd_io_group *oig)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, trigger_group_io);
- EXP_COUNTER_INCREMENT(exp, trigger_group_io);
-
- rc = OBP(exp->exp_obd, trigger_group_io)(exp, lsm, loi, oig);
- RETURN(rc);
-}
-
-static inline int obd_teardown_async_page(struct obd_export *exp,
- struct lov_stripe_md *lsm,
- struct lov_oinfo *loi, void *cookie)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, teardown_async_page);
- EXP_COUNTER_INCREMENT(exp, teardown_async_page);
-
- rc = OBP(exp->exp_obd, teardown_async_page)(exp, lsm, loi, cookie);
- RETURN(rc);
-}
-
static inline int obd_preprw(int cmd, struct obd_export *exp, struct obdo *oa,
int objcount, struct obd_ioobj *obj,
struct niobuf_remote *remote, int *pages,
RETURN(rc);
}
-static inline int obd_match(struct obd_export *exp, struct lov_stripe_md *ea,
- __u32 type, ldlm_policy_data_t *policy, __u32 mode,
- int *flags, void *data, struct lustre_handle *lockh)
-{
- int rc;
- ENTRY;
-
- EXP_CHECK_DT_OP(exp, match);
- EXP_COUNTER_INCREMENT(exp, match);
-
- rc = OBP(exp->exp_obd, match)(exp, ea, type, policy, mode, flags, data,
- lockh);
- RETURN(rc);
-}
-
static inline int obd_change_cbdata(struct obd_export *exp,
struct lov_stripe_md *lsm,
ldlm_iterator_t it, void *data)
*/
onu = &observer->obd_upcall;
if (onu->onu_upcall != NULL)
- rc2 = onu->onu_upcall(observer, observed, ev, onu->onu_owner);
+ rc2 = onu->onu_upcall(observer, observed, ev,
+ onu->onu_owner, NULL);
else
rc2 = 0;
EXP_CHECK_DT_OP(exp, quotacheck);
EXP_COUNTER_INCREMENT(exp, quotacheck);
- rc = OBP(exp->exp_obd, quotacheck)(exp, oqctl);
+ rc = OBP(exp->exp_obd, quotacheck)(exp->exp_obd, exp, oqctl);
RETURN(rc);
}
EXP_CHECK_DT_OP(exp, quotactl);
EXP_COUNTER_INCREMENT(exp, quotactl);
- rc = OBP(exp->exp_obd, quotactl)(exp, oqctl);
+ rc = OBP(exp->exp_obd, quotactl)(exp->exp_obd, exp, oqctl);
+ RETURN(rc);
+}
+
+static inline int obd_quota_adjust_qunit(struct obd_export *exp,
+ struct quota_adjust_qunit *oqaq,
+ struct lustre_quota_ctxt *qctxt)
+{
+#if defined(LPROCFS) && defined(HAVE_QUOTA_SUPPORT)
+ struct timeval work_start;
+ struct timeval work_end;
+ long timediff;
+#endif
+ int rc;
+ ENTRY;
+
+#if defined(LPROCFS) && defined(HAVE_QUOTA_SUPPORT)
+ if (qctxt)
+ cfs_gettimeofday(&work_start);
+#endif
+ EXP_CHECK_DT_OP(exp, quota_adjust_qunit);
+ EXP_COUNTER_INCREMENT(exp, quota_adjust_qunit);
+
+ rc = OBP(exp->exp_obd, quota_adjust_qunit)(exp, oqaq, qctxt);
+
+#if defined(LPROCFS) && defined(HAVE_QUOTA_SUPPORT)
+ if (qctxt) {
+ cfs_gettimeofday(&work_end);
+ timediff = cfs_timeval_sub(&work_end, &work_start, NULL);
+ lprocfs_counter_add(qctxt->lqc_stats, LQUOTA_ADJUST_QUNIT,
+ timediff);
+ }
+#endif
RETURN(rc);
}
{
ENTRY;
OBD_CHECK_DEV(obd);
- if (obd->obd_observer && observer)
+ cfs_down_write(&obd->obd_observer_link_sem);
+ if (obd->obd_observer && observer) {
+ cfs_up_write(&obd->obd_observer_link_sem);
RETURN(-EALREADY);
+ }
obd->obd_observer = observer;
+ cfs_up_write(&obd->obd_observer_link_sem);
+ RETURN(0);
+}
+
+static inline int obd_pin_observer(struct obd_device *obd,
+ struct obd_device **observer)
+{
+ ENTRY;
+ cfs_down_read(&obd->obd_observer_link_sem);
+ if (!obd->obd_observer) {
+ *observer = NULL;
+ cfs_up_read(&obd->obd_observer_link_sem);
+ RETURN(-ENOENT);
+ }
+ *observer = obd->obd_observer;
RETURN(0);
}
+static inline int obd_unpin_observer(struct obd_device *obd)
+{
+ ENTRY;
+ cfs_up_read(&obd->obd_observer_link_sem);
+ RETURN(0);
+}
+
+#if 0
static inline int obd_register_page_removal_cb(struct obd_export *exp,
obd_page_removal_cb_t cb,
obd_pin_extent_cb pin_cb)
rc = OBP(exp->exp_obd, unregister_lock_cancel_cb)(exp, cb);
RETURN(rc);
}
+#endif
/* metadata helpers */
static inline int md_getstatus(struct obd_export *exp,
}
static inline int md_set_lock_data(struct obd_export *exp,
- __u64 *lockh, void *data)
+ __u64 *lockh, void *data, __u32 *bits)
{
ENTRY;
EXP_CHECK_MD_OP(exp, set_lock_data);
EXP_MD_COUNTER_INCREMENT(exp, set_lock_data);
- RETURN(MDP(exp->exp_obd, set_lock_data)(exp, lockh, data));
+ RETURN(MDP(exp->exp_obd, set_lock_data)(exp, lockh, data, bits));
}
static inline int md_cancel_unused(struct obd_export *exp,
RETURN(rc);
}
+static inline int md_unpack_capa(struct obd_export *exp,
+ struct ptlrpc_request *req,
+ const struct req_msg_field *field,
+ struct obd_capa **oc)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, unpack_capa);
+ EXP_MD_COUNTER_INCREMENT(exp, unpack_capa);
+ rc = MDP(exp->exp_obd, unpack_capa)(exp, req, field, oc);
+ RETURN(rc);
+}
+
static inline int md_intent_getattr_async(struct obd_export *exp,
struct md_enqueue_info *minfo,
struct ldlm_enqueue_info *einfo)