diff options
Diffstat (limited to 'libglusterfs/src/client_t.c')
| -rw-r--r-- | libglusterfs/src/client_t.c | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/libglusterfs/src/client_t.c b/libglusterfs/src/client_t.c index 957eca60978..6e09a372ea0 100644 --- a/libglusterfs/src/client_t.c +++ b/libglusterfs/src/client_t.c @@ -171,6 +171,11 @@ gf_client_clienttable_destroy (clienttable_t *clienttable) # define DECREMENT_ATOMIC(lk,op) ({ LOCK (&lk); --op; UNLOCK (&lk); op; }) #endif +/* + * Increments ref.bind if the client is already present or creates a new + * client with ref.bind = 1,ref.count = 1 it signifies that + * as long as ref.bind is > 0 client should be alive. + */ client_t * gf_client_get (xlator_t *this, struct rpcsvc_auth_data *cred, char *client_uid) { @@ -206,13 +211,10 @@ gf_client_get (xlator_t *this, struct rpcsvc_auth_data *cred, char *client_uid) client->auth.len) == 0))) { INCREMENT_ATOMIC (client->ref.lock, client->ref.bind); - break; + goto unlock; } } - if (client) { - gf_client_ref (client); - goto unlock; - } + client = GF_CALLOC (1, sizeof(client_t), gf_common_mt_client_t); if (client == NULL) { errno = ENOMEM; @@ -285,11 +287,13 @@ gf_client_get (xlator_t *this, struct rpcsvc_auth_data *cred, char *client_uid) cliententry->client = client; clienttable->first_free = cliententry->next_free; cliententry->next_free = GF_CLIENTENTRY_ALLOCATED; - gf_client_ref (client); } unlock: UNLOCK (&clienttable->lock); + gf_log_callingfn ("client_t", GF_LOG_DEBUG, "%s: bind_ref: %d, ref: %d", + client->client_uid, client->ref.bind, + client->ref.count); return client; } @@ -306,9 +310,10 @@ gf_client_put (client_t *client, gf_boolean_t *detached) if (bind_ref == 0) unref = _gf_true; + gf_log_callingfn ("client_t", GF_LOG_DEBUG, "%s: bind_ref: %d, ref: %d," + " unref: %d", client->client_uid, client->ref.bind, + client->ref.count, unref); if (unref) { - gf_log (THIS->name, GF_LOG_INFO, "Shutting down connection %s", - client->client_uid); if (detached) *detached = _gf_true; gf_client_unref (client); @@ -324,6 +329,8 @@ gf_client_ref (client_t *client) } INCREMENT_ATOMIC (client->ref.lock, client->ref.count); + gf_log_callingfn ("client_t", GF_LOG_DEBUG, "%s: ref-count %d", + client->client_uid, client->ref.count); return client; } @@ -403,7 +410,11 @@ gf_client_unref (client_t *client) } refcount = DECREMENT_ATOMIC (client->ref.lock, client->ref.count); + gf_log_callingfn ("client_t", GF_LOG_DEBUG, "%s: ref-count %d", + client->client_uid, (int)client->ref.count); if (refcount == 0) { + gf_log (THIS->name, GF_LOG_INFO, "Shutting down connection %s", + client->client_uid); client_destroy (client); } } |