linux-kernel - [PATCH 2/2] tcm: Remove struct list_head lookup from core_dev_[add,del]_initiator_node_lun

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Date:	Wed, 22 Sep 2010 04:20:03 -0700
From:	"Nicholas A. Bellinger" <nab@...ux-iscsi.org>
To:	linux-scsi <linux-scsi@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Joel Becker <Joel.Becker@...cle.com>
Cc:	Christoph Hellwig <hch@....de>,
	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>,
	Mike Christie <michaelc@...wisc.edu>,
	Hannes Reinecke <hare@...e.de>,
	James Bottomley <James.Bottomley@...e.de>,
	Konrad Rzeszutek Wilk <konrad@...nok.org>,
	Boaz Harrosh <bharrosh@...asas.com>,
	Joe Eykholt <jeykholt@...co.com>,
	Nicholas Bellinger <nab@...ux-iscsi.org>
Subject: [PATCH 2/2] tcm: Remove struct list_head lookup from core_dev_[add,del]_initiator_node_lun_acl()

From: Nicholas Bellinger <nab@...ux-iscsi.org>

This patch removes the usage of core_tpg_get_initiator_node_acl() that contains an
unnecessary lookup of struct se_node_acl from struct se_portal_group->acl_node_list
which can be located directly via struct se_lun_acl->se_lun_nacl.

Signed-off-by: Nicholas A. Bellinger <nab@...ux-iscsi.org>
---
 drivers/target/target_core_device.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c
index 6fe4408..1e8be47 100644
--- a/drivers/target/target_core_device.c
+++ b/drivers/target/target_core_device.c
@@ -1524,7 +1524,7 @@ int core_dev_add_initiator_node_lun_acl(
 		return -EINVAL;
 	}
 
-	nacl = core_tpg_get_initiator_node_acl(tpg, lacl->initiatorname);
+	nacl = lacl->se_lun_nacl;
 	if (!(nacl))
 		return -EINVAL;
 
@@ -1569,7 +1569,7 @@ int core_dev_del_initiator_node_lun_acl(
 {
 	struct se_node_acl *nacl;
 
-	nacl = core_tpg_get_initiator_node_acl(tpg, lacl->initiatorname);
+	nacl = lacl->se_lun_nacl;
 	if (!(nacl))
 		return -EINVAL;
 
-- 
1.5.6.5

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