va_end(ap);
entry = debugfs_create_symlink(name, parent, dest);
- if (IS_ERR_OR_NULL(entry)) {
- CERROR("LdebugFS: Could not create symbolic link from %s to %s\n",
- name, dest);
- entry = NULL;
- }
OBD_FREE(dest, MAX_STRING_SIZE + 1);
no_entry:
flag2str(exp, in_recovery);
flag2str(exp, disconnected);
flag2str(exp, connecting);
+ flag2str(exp, no_recovery);
return 0;
}
static int
-lprocfs_exp_print_export_seq(struct cfs_hash *hs, struct cfs_hash_bd *bd,
- struct hlist_node *hnode, void *cb_data)
+lprocfs_exp_print_export_seq(struct obd_export *exp, void *cb_data)
{
struct seq_file *m = cb_data;
- struct obd_export *exp = cfs_hash_object(hs, hnode);
struct obd_device *obd;
struct obd_connect_data *ocd;
static int lprocfs_exp_export_seq_show(struct seq_file *m, void *data)
{
struct nid_stat *stats = m->private;
- struct obd_device *obd = stats->nid_obd;
- cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
- lprocfs_exp_print_export_seq, m);
- return 0;
+ return obd_nid_export_for_each(stats->nid_obd, stats->nid,
+ lprocfs_exp_print_export_seq, m);
}
LPROC_SEQ_FOPS_RO(lprocfs_exp_export);
EXPORT_SYMBOL(lprocfs_free_per_client_stats);
static int
-lprocfs_exp_print_uuid_seq(struct cfs_hash *hs, struct cfs_hash_bd *bd,
- struct hlist_node *hnode, void *cb_data)
+lprocfs_exp_print_nodemap_seq(struct obd_export *exp, void *cb_data)
{
+ struct lu_nodemap *nodemap = exp->exp_target_data.ted_nodemap;
struct seq_file *m = cb_data;
- struct obd_export *exp = cfs_hash_object(hs, hnode);
- if (exp->exp_nid_stats != NULL)
- seq_printf(m, "%s\n", obd_uuid2str(&exp->exp_client_uuid));
+ if (nodemap)
+ seq_printf(m, "%s\n", nodemap->nm_name);
return 0;
}
static int
-lprocfs_exp_print_nodemap_seq(struct cfs_hash *hs, struct cfs_hash_bd *bd,
- struct hlist_node *hnode, void *cb_data)
+lprocfs_exp_nodemap_seq_show(struct seq_file *m, void *data)
{
- struct seq_file *m = cb_data;
- struct obd_export *exp = cfs_hash_object(hs, hnode);
- struct lu_nodemap *nodemap = exp->exp_target_data.ted_nodemap;
+ struct nid_stat *stats = m->private;
- if (nodemap != NULL)
- seq_printf(m, "%s\n", nodemap->nm_name);
- return 0;
+ return obd_nid_export_for_each(stats->nid_obd, stats->nid,
+ lprocfs_exp_print_nodemap_seq, m);
}
+LPROC_SEQ_FOPS_RO(lprocfs_exp_nodemap);
static int
-lprocfs_exp_nodemap_seq_show(struct seq_file *m, void *data)
+lprocfs_exp_print_uuid_seq(struct obd_export *exp, void *cb_data)
{
- struct nid_stat *stats = m->private;
- struct obd_device *obd = stats->nid_obd;
+ struct seq_file *m = cb_data;
- cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
- lprocfs_exp_print_nodemap_seq, m);
+ if (exp->exp_nid_stats)
+ seq_printf(m, "%s\n", obd_uuid2str(&exp->exp_client_uuid));
return 0;
}
-LPROC_SEQ_FOPS_RO(lprocfs_exp_nodemap);
static int lprocfs_exp_uuid_seq_show(struct seq_file *m, void *data)
{
struct nid_stat *stats = m->private;
- struct obd_device *obd = stats->nid_obd;
- cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
- lprocfs_exp_print_uuid_seq, m);
- return 0;
+ return obd_nid_export_for_each(stats->nid_obd, stats->nid,
+ lprocfs_exp_print_uuid_seq, m);
}
LPROC_SEQ_FOPS_RO(lprocfs_exp_uuid);
+#define HASH_NAME_LEN 16
+
+static void ldebugfs_rhash_seq_show(const char *name, struct rhashtable *ht,
+ struct seq_file *m)
+{
+ unsigned int max_size = ht->p.max_size ? ht->p.max_size : UINT_MAX;
+ struct bucket_table *tbl;
+ int dist[8] = { 0, };
+ int maxdep = 0;
+ int i;
+
+ rcu_read_lock();
+ tbl = rht_dereference(ht->tbl, ht);
+ for (i = 0; i < tbl->size; i++) {
+ struct rhash_head *pos;
+ int count = 0;
+
+ rht_for_each(pos, tbl, i)
+ count++;
+
+ if (count)
+ maxdep = max(maxdep, count);
+
+ dist[min(fls(count), 7)]++;
+ }
+
+ seq_printf(m, "%-*s %5d %5d %10u %d.%03d 0.300 0.750 0x%03x %7d %7d %7d ",
+ HASH_NAME_LEN, name, tbl->size, ht->p.min_size, max_size,
+ atomic_read(&ht->nelems) / tbl->size,
+ atomic_read(&ht->nelems) * 1000 / tbl->size,
+ ht->p.automatic_shrinking, 0,
+ atomic_read(&ht->nelems), maxdep);
+ rcu_read_unlock();
+
+ for (i = 0; i < 8; i++)
+ seq_printf(m, "%d%c", dist[i], (i == 7) ? '\n' : '/');
+}
+
static int
-lprocfs_exp_print_hash_seq(struct cfs_hash *hs, struct cfs_hash_bd *bd,
- struct hlist_node *hnode, void *cb_data)
+lprocfs_exp_print_hash_seq(struct obd_export *exp, void *cb_data)
{
+ struct obd_device *obd = exp->exp_obd;
struct seq_file *m = cb_data;
- struct obd_export *exp = cfs_hash_object(hs, hnode);
if (exp->exp_lock_hash != NULL) {
- cfs_hash_debug_header(m);
- cfs_hash_debug_str(hs, m);
+ seq_printf(m, "%-*s cur min max theta t-min t-max flags rehash count distribution\n",
+ HASH_NAME_LEN, "name");
+ ldebugfs_rhash_seq_show("NID_HASH", &obd->obd_nid_hash.ht, m);
}
return 0;
}
static int lprocfs_exp_hash_seq_show(struct seq_file *m, void *data)
{
struct nid_stat *stats = m->private;
- struct obd_device *obd = stats->nid_obd;
- cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
- lprocfs_exp_print_hash_seq, m);
- return 0;
+ return obd_nid_export_for_each(stats->nid_obd, stats->nid,
+ lprocfs_exp_print_hash_seq, m);
}
LPROC_SEQ_FOPS_RO(lprocfs_exp_hash);
-int lprocfs_exp_print_replydata_seq(struct cfs_hash *hs, struct cfs_hash_bd *bd,
- struct hlist_node *hnode, void *cb_data)
+int lprocfs_exp_print_replydata_seq(struct obd_export *exp, void *cb_data)
{
- struct obd_export *exp = cfs_hash_object(hs, hnode);
struct seq_file *m = cb_data;
struct tg_export_data *ted = &exp->exp_target_data;
int lprocfs_exp_replydata_seq_show(struct seq_file *m, void *data)
{
struct nid_stat *stats = m->private;
- struct obd_device *obd = stats->nid_obd;
- cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
- lprocfs_exp_print_replydata_seq, m);
- return 0;
+ return obd_nid_export_for_each(stats->nid_obd, stats->nid,
+ lprocfs_exp_print_replydata_seq, m);
}
LPROC_SEQ_FOPS_RO(lprocfs_exp_replydata);
-int lprocfs_exp_print_fmd_count_seq(struct cfs_hash *hs, struct cfs_hash_bd *bd,
- struct hlist_node *hnode, void *cb_data)
-
+int lprocfs_exp_print_fmd_count_seq(struct obd_export *exp, void *cb_data)
{
- struct obd_export *exp = cfs_hash_object(hs, hnode);
struct seq_file *m = cb_data;
struct tg_export_data *ted = &exp->exp_target_data;
int lprocfs_exp_fmd_count_seq_show(struct seq_file *m, void *data)
{
struct nid_stat *stats = m->private;
- struct obd_device *obd = stats->nid_obd;
- cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
- lprocfs_exp_print_fmd_count_seq, m);
- return 0;
+ return obd_nid_export_for_each(stats->nid_obd, stats->nid,
+ lprocfs_exp_print_fmd_count_seq, m);
}
LPROC_SEQ_FOPS_RO(lprocfs_exp_fmd_count);
struct seq_file *m = file->private_data;
struct obd_device *obd = m->private;
struct nid_stat *client_stat;
- struct list_head free_list;
+ LIST_HEAD(free_list);
- INIT_LIST_HEAD(&free_list);
cfs_hash_cond_del(obd->obd_nid_stats_hash,
lprocfs_nid_stats_clear_write_cb, &free_list);
if (obd == NULL)
return 0;
+ /* header for rhashtable state */
+ seq_printf(m, "%-*s cur min max theta t-min t-max flags rehash count maxdep distribution\n",
+ HASH_NAME_LEN, "name");
+ ldebugfs_rhash_seq_show("UUID_HASH", &obd->obd_uuid_hash, m);
+ ldebugfs_rhash_seq_show("NID_HASH", &obd->obd_nid_hash.ht, m);
+
cfs_hash_debug_header(m);
- cfs_hash_debug_str(obd->obd_uuid_hash, m);
- cfs_hash_debug_str(obd->obd_nid_hash, m);
cfs_hash_debug_str(obd->obd_nid_stats_hash, m);
return 0;
}
if (obd->obd_recovering == 0) {
seq_printf(m, "COMPLETE\n");
seq_printf(m, "recovery_start: %lld\n",
- (s64)obd->obd_recovery_start);
+ (s64)ktime_get_real_seconds() -
+ (ktime_get_seconds() - obd->obd_recovery_start));
seq_printf(m, "recovery_duration: %lld\n",
obd->obd_recovery_end ?
obd->obd_recovery_end - obd->obd_recovery_start :
- ktime_get_real_seconds() - obd->obd_recovery_start);
+ ktime_get_seconds() - obd->obd_recovery_start);
/* Number of clients that have completed recovery */
seq_printf(m, "completed_clients: %d/%d\n",
atomic_read(&obd->obd_max_recoverable_clients) -
seq_printf(m, "non-ready MDTs: %s\n",
buf ? buf : "unknown (not enough RAM)");
seq_printf(m, "recovery_start: %lld\n",
- (s64)obd->obd_recovery_start);
+ (s64)ktime_get_real_seconds() -
+ (ktime_get_seconds() -
+ obd->obd_recovery_start));
seq_printf(m, "time_waited: %lld\n",
- (s64)(ktime_get_real_seconds() -
+ (s64)(ktime_get_seconds() -
obd->obd_recovery_start));
}
}
seq_printf(m, "RECOVERING\n");
- seq_printf(m, "recovery_start: %lld\n", (s64)obd->obd_recovery_start);
+ seq_printf(m, "recovery_start: %lld\n", (s64)ktime_get_real_seconds() -
+ (ktime_get_seconds() - obd->obd_recovery_start));
seq_printf(m, "time_remaining: %lld\n",
- ktime_get_real_seconds() >=
+ ktime_get_seconds() >=
obd->obd_recovery_start +
obd->obd_recovery_timeout ? 0 :
(s64)(obd->obd_recovery_start +
obd->obd_recovery_timeout -
- ktime_get_real_seconds()));
+ ktime_get_seconds()));
seq_printf(m, "connected_clients: %d/%d\n",
atomic_read(&obd->obd_connected_clients),
atomic_read(&obd->obd_max_recoverable_clients));
struct obd_device *obd = container_of(kobj, struct obd_device,
obd_kset.kobj);
- return scnprintf(buf, PAGE_SIZE, "%ld\n", obd->obd_recovery_timeout);
+ return scnprintf(buf, PAGE_SIZE, "%d\n", obd->obd_recovery_timeout);
}
EXPORT_SYMBOL(recovery_time_soft_show);
struct obd_device *obd = container_of(kobj, struct obd_device,
obd_kset.kobj);
- return scnprintf(buf, PAGE_SIZE, "%ld\n", obd->obd_recovery_time_hard);
+ return scnprintf(buf, PAGE_SIZE, "%d\n", obd->obd_recovery_time_hard);
}
EXPORT_SYMBOL(recovery_time_hard_show);