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target: Remove an unused variable 

The num_node_acls member in struct se_portal_group is modified
by several functions but is never read. Hence remove it.

Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Andy Grover <agrover@redhat.com>
Cc: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Bart Van Assche 2016-01-05 14:45:03 +01:00 committed by Nicholas Bellinger
parent 9b3118ce8a
commit dba5ccc7a6
3 changed files with 0 additions and 6 deletions
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3
drivers/target/target_core_tpg.c
View File

@ -219,7 +219,6 @@ static void target_add_node_acl(struct se_node_acl *acl)
mutex_lock(&tpg->acl_node_mutex);
list_add_tail(&acl->acl_list, &tpg->acl_node_list);
tpg->num_node_acls++;
mutex_unlock(&tpg->acl_node_mutex);
pr_debug("%s_TPG[%hu] - Added %s ACL with TCQ Depth: %d for %s"
@ -318,7 +317,6 @@ void core_tpg_del_initiator_node_acl(struct se_node_acl *acl)
acl->dynamic_node_acl = 0;
}
list_del(&acl->acl_list);
tpg->num_node_acls--;
mutex_unlock(&tpg->acl_node_mutex);
spin_lock_irqsave(&acl->nacl_sess_lock, flags);
@ -595,7 +593,6 @@ int core_tpg_deregister(struct se_portal_group *se_tpg)
*/
list_for_each_entry_safe(nacl, nacl_tmp, &node_list, acl_list) {
list_del(&nacl->acl_list);
se_tpg->num_node_acls--;
core_tpg_wait_for_nacl_pr_ref(nacl);
core_free_device_list_for_node(nacl, se_tpg);

1
drivers/target/target_core_transport.c
View File

@ -502,7 +502,6 @@ void transport_deregister_session(struct se_session *se_sess)
if (se_nacl && se_nacl->dynamic_node_acl) {
if (!se_tfo->tpg_check_demo_mode_cache(se_tpg)) {
list_del(&se_nacl->acl_list);
se_tpg->num_node_acls--;
drop_nacl = true;
}
}

2
include/target/target_core_base.h
View File

@ -868,8 +868,6 @@ struct se_portal_group {
* Negative values can be used by fabric drivers for internal use TPGs.
*/
int proto_id;
/* Number of ACLed Initiator Nodes for this TPG */
u32 num_node_acls;
/* Used for PR SPEC_I_PT=1 and REGISTER_AND_MOVE */
atomic_t tpg_pr_ref_count;
/* Spinlock for adding/removing ACLed Nodes */