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path: root/drivers/staging/lustre/lustre/obdclass/obd_config.c
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Diffstat (limited to 'drivers/staging/lustre/lustre/obdclass/obd_config.c')
-rw-r--r--drivers/staging/lustre/lustre/obdclass/obd_config.c147
1 files changed, 30 insertions, 117 deletions
diff --git a/drivers/staging/lustre/lustre/obdclass/obd_config.c b/drivers/staging/lustre/lustre/obdclass/obd_config.c
index 6ce9adc2f..fbdb748a3 100644
--- a/drivers/staging/lustre/lustre/obdclass/obd_config.c
+++ b/drivers/staging/lustre/lustre/obdclass/obd_config.c
@@ -49,7 +49,6 @@
static cfs_hash_ops_t uuid_hash_ops;
static cfs_hash_ops_t nid_hash_ops;
-static cfs_hash_ops_t nid_stat_hash_ops;
/*********** string parsing utils *********/
@@ -383,7 +382,6 @@ int class_attach(struct lustre_cfg *lcfg)
INIT_LIST_HEAD(&obd->obd_unlinked_exports);
INIT_LIST_HEAD(&obd->obd_delayed_exports);
INIT_LIST_HEAD(&obd->obd_exports_timed);
- INIT_LIST_HEAD(&obd->obd_nid_stats);
spin_lock_init(&obd->obd_nid_lock);
spin_lock_init(&obd->obd_dev_lock);
mutex_init(&obd->obd_dev_mutex);
@@ -486,7 +484,6 @@ int class_setup(struct obd_device *obd, struct lustre_cfg *lcfg)
obd->obd_starting = 1;
obd->obd_uuid_hash = NULL;
obd->obd_nid_hash = NULL;
- obd->obd_nid_stats_hash = NULL;
spin_unlock(&obd->obd_dev_lock);
/* create an uuid-export lustre hash */
@@ -515,19 +512,6 @@ int class_setup(struct obd_device *obd, struct lustre_cfg *lcfg)
goto err_hash;
}
- /* create a nid-stats lustre hash */
- obd->obd_nid_stats_hash = cfs_hash_create("NID_STATS",
- HASH_NID_STATS_CUR_BITS,
- HASH_NID_STATS_MAX_BITS,
- HASH_NID_STATS_BKT_BITS, 0,
- CFS_HASH_MIN_THETA,
- CFS_HASH_MAX_THETA,
- &nid_stat_hash_ops, CFS_HASH_DEFAULT);
- if (!obd->obd_nid_stats_hash) {
- err = -ENOMEM;
- goto err_hash;
- }
-
exp = class_new_export(obd, &obd->obd_uuid);
if (IS_ERR(exp)) {
err = PTR_ERR(exp);
@@ -567,10 +551,6 @@ err_hash:
cfs_hash_putref(obd->obd_nid_hash);
obd->obd_nid_hash = NULL;
}
- if (obd->obd_nid_stats_hash) {
- cfs_hash_putref(obd->obd_nid_stats_hash);
- obd->obd_nid_stats_hash = NULL;
- }
obd->obd_starting = 0;
CERROR("setup %s failed (%d)\n", obd->obd_name, err);
return err;
@@ -694,12 +674,6 @@ int class_cleanup(struct obd_device *obd, struct lustre_cfg *lcfg)
obd->obd_nid_hash = NULL;
}
- /* destroy a nid-stats hash body */
- if (obd->obd_nid_stats_hash) {
- cfs_hash_putref(obd->obd_nid_stats_hash);
- obd->obd_nid_stats_hash = NULL;
- }
-
class_decref(obd, "setup", obd);
obd->obd_set_up = 0;
@@ -860,48 +834,43 @@ int class_add_profile(int proflen, char *prof, int osclen, char *osc,
CDEBUG(D_CONFIG, "Add profile %s\n", prof);
- OBD_ALLOC(lprof, sizeof(*lprof));
+ lprof = kzalloc(sizeof(*lprof), GFP_NOFS);
if (lprof == NULL)
return -ENOMEM;
INIT_LIST_HEAD(&lprof->lp_list);
LASSERT(proflen == (strlen(prof) + 1));
- OBD_ALLOC(lprof->lp_profile, proflen);
+ lprof->lp_profile = kmemdup(prof, proflen, GFP_NOFS);
if (lprof->lp_profile == NULL) {
err = -ENOMEM;
- goto out;
+ goto free_lprof;
}
- memcpy(lprof->lp_profile, prof, proflen);
LASSERT(osclen == (strlen(osc) + 1));
- OBD_ALLOC(lprof->lp_dt, osclen);
+ lprof->lp_dt = kmemdup(osc, osclen, GFP_NOFS);
if (lprof->lp_dt == NULL) {
err = -ENOMEM;
- goto out;
+ goto free_lp_profile;
}
- memcpy(lprof->lp_dt, osc, osclen);
if (mdclen > 0) {
LASSERT(mdclen == (strlen(mdc) + 1));
- OBD_ALLOC(lprof->lp_md, mdclen);
+ lprof->lp_md = kmemdup(mdc, mdclen, GFP_NOFS);
if (lprof->lp_md == NULL) {
err = -ENOMEM;
- goto out;
+ goto free_lp_dt;
}
- memcpy(lprof->lp_md, mdc, mdclen);
}
list_add(&lprof->lp_list, &lustre_profile_list);
return err;
-out:
- if (lprof->lp_md)
- OBD_FREE(lprof->lp_md, mdclen);
- if (lprof->lp_dt)
- OBD_FREE(lprof->lp_dt, osclen);
- if (lprof->lp_profile)
- OBD_FREE(lprof->lp_profile, proflen);
- OBD_FREE(lprof, sizeof(*lprof));
+free_lp_dt:
+ kfree(lprof->lp_dt);
+free_lp_profile:
+ kfree(lprof->lp_profile);
+free_lprof:
+ kfree(lprof);
return err;
}
@@ -914,11 +883,10 @@ void class_del_profile(const char *prof)
lprof = class_get_profile(prof);
if (lprof) {
list_del(&lprof->lp_list);
- OBD_FREE(lprof->lp_profile, strlen(lprof->lp_profile) + 1);
- OBD_FREE(lprof->lp_dt, strlen(lprof->lp_dt) + 1);
- if (lprof->lp_md)
- OBD_FREE(lprof->lp_md, strlen(lprof->lp_md) + 1);
- OBD_FREE(lprof, sizeof(*lprof));
+ kfree(lprof->lp_profile);
+ kfree(lprof->lp_dt);
+ kfree(lprof->lp_md);
+ kfree(lprof);
}
}
EXPORT_SYMBOL(class_del_profile);
@@ -930,11 +898,10 @@ void class_del_profiles(void)
list_for_each_entry_safe(lprof, n, &lustre_profile_list, lp_list) {
list_del(&lprof->lp_list);
- OBD_FREE(lprof->lp_profile, strlen(lprof->lp_profile) + 1);
- OBD_FREE(lprof->lp_dt, strlen(lprof->lp_dt) + 1);
- if (lprof->lp_md)
- OBD_FREE(lprof->lp_md, strlen(lprof->lp_md) + 1);
- OBD_FREE(lprof, sizeof(*lprof));
+ kfree(lprof->lp_profile);
+ kfree(lprof->lp_dt);
+ kfree(lprof->lp_md);
+ kfree(lprof);
}
}
EXPORT_SYMBOL(class_del_profiles);
@@ -1011,7 +978,7 @@ struct lustre_cfg *lustre_cfg_rename(struct lustre_cfg *cfg,
new_len = LUSTRE_CFG_BUFLEN(cfg, 1) + strlen(new_name) - name_len;
- OBD_ALLOC(new_param, new_len);
+ new_param = kzalloc(new_len, GFP_NOFS);
if (new_param == NULL)
return ERR_PTR(-ENOMEM);
@@ -1019,9 +986,9 @@ struct lustre_cfg *lustre_cfg_rename(struct lustre_cfg *cfg,
if (value != NULL)
strcat(new_param, value);
- OBD_ALLOC_PTR(bufs);
+ bufs = kzalloc(sizeof(*bufs), GFP_NOFS);
if (bufs == NULL) {
- OBD_FREE(new_param, new_len);
+ kfree(new_param);
return ERR_PTR(-ENOMEM);
}
@@ -1031,8 +998,8 @@ struct lustre_cfg *lustre_cfg_rename(struct lustre_cfg *cfg,
new_cfg = lustre_cfg_new(cfg->lcfg_command, bufs);
- OBD_FREE(new_param, new_len);
- OBD_FREE_PTR(bufs);
+ kfree(new_param);
+ kfree(bufs);
if (new_cfg == NULL)
return ERR_PTR(-ENOMEM);
@@ -1493,7 +1460,7 @@ int class_config_llog_handler(const struct lu_env *env,
inst = 1;
inst_len = LUSTRE_CFG_BUFLEN(lcfg, 0) +
sizeof(clli->cfg_instance) * 2 + 4;
- OBD_ALLOC(inst_name, inst_len);
+ inst_name = kzalloc(inst_len, GFP_NOFS);
if (inst_name == NULL) {
rc = -ENOMEM;
goto out;
@@ -1556,7 +1523,7 @@ int class_config_llog_handler(const struct lu_env *env,
lustre_cfg_free(lcfg_new);
if (inst)
- OBD_FREE(inst_name, inst_len);
+ kfree(inst_name);
break;
}
default:
@@ -1671,7 +1638,7 @@ int class_config_dump_handler(const struct lu_env *env,
char *outstr;
int rc = 0;
- OBD_ALLOC(outstr, 256);
+ outstr = kzalloc(256, GFP_NOFS);
if (outstr == NULL)
return -ENOMEM;
@@ -1683,7 +1650,7 @@ int class_config_dump_handler(const struct lu_env *env,
rc = -EINVAL;
}
- OBD_FREE(outstr, 256);
+ kfree(outstr);
return rc;
}
@@ -1897,57 +1864,3 @@ static cfs_hash_ops_t nid_hash_ops = {
.hs_get = nid_export_get,
.hs_put_locked = nid_export_put_locked,
};
-
-
-/*
- * nid<->nidstats hash operations
- */
-
-static void *
-nidstats_key(struct hlist_node *hnode)
-{
- struct nid_stat *ns;
-
- ns = hlist_entry(hnode, struct nid_stat, nid_hash);
-
- return &ns->nid;
-}
-
-static int
-nidstats_keycmp(const void *key, struct hlist_node *hnode)
-{
- return *(lnet_nid_t *)nidstats_key(hnode) == *(lnet_nid_t *)key;
-}
-
-static void *
-nidstats_object(struct hlist_node *hnode)
-{
- return hlist_entry(hnode, struct nid_stat, nid_hash);
-}
-
-static void
-nidstats_get(struct cfs_hash *hs, struct hlist_node *hnode)
-{
- struct nid_stat *ns;
-
- ns = hlist_entry(hnode, struct nid_stat, nid_hash);
- nidstat_getref(ns);
-}
-
-static void
-nidstats_put_locked(struct cfs_hash *hs, struct hlist_node *hnode)
-{
- struct nid_stat *ns;
-
- ns = hlist_entry(hnode, struct nid_stat, nid_hash);
- nidstat_putref(ns);
-}
-
-static cfs_hash_ops_t nid_stat_hash_ops = {
- .hs_hash = nid_hash,
- .hs_key = nidstats_key,
- .hs_keycmp = nidstats_keycmp,
- .hs_object = nidstats_object,
- .hs_get = nidstats_get,
- .hs_put_locked = nidstats_put_locked,
-};
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-21 06:16:46 +0000