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authorDavid Disseldorp <ddiss@suse.de>2015-08-01 10:10:12 +0300
committerNicholas Bellinger <nab@linux-iscsi.org>2015-08-03 07:59:59 +0300
commita6415cddc4e6e1675a5648e7785aef716980c90c (patch)
tree6cbe042e2625506c896510bac8b480e44ea482dd /drivers/target/iscsi/iscsi_target_configfs.c
parent9d8c94e48a5faafae1e52bec18b8d99211b2ccd4 (diff)
downloadlinux-a6415cddc4e6e1675a5648e7785aef716980c90c.tar.xz
iscsi-target: Add tpg_enabled_sendtargets for disabled discovery
This patch adds a new tpg_enabled_sendtargets configfs attribute to allow in-band sendtargets discovery information to include target-portal-groups (TPGs) in !TPG_STATE_ACTIVE state. This functionality is useful for clustered iSCSI targets, where TPGTs handled on remote cluster nodes should be advertised in the SendTargets response. By default, this new attribute retains the default behaviour of existing code which to ignore portal-groups in !TPG_STATE_ACTIVE state. Signed-off-by: David Disseldorp <ddiss@suse.de> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target/iscsi/iscsi_target_configfs.c')
-rw-r--r--drivers/target/iscsi/iscsi_target_configfs.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c
index c1898c84b3d2..05f16640fb9b 100644
--- a/drivers/target/iscsi/iscsi_target_configfs.c
+++ b/drivers/target/iscsi/iscsi_target_configfs.c
@@ -1010,6 +1010,11 @@ TPG_ATTR(t10_pi, S_IRUGO | S_IWUSR);
*/
DEF_TPG_ATTRIB(fabric_prot_type);
TPG_ATTR(fabric_prot_type, S_IRUGO | S_IWUSR);
+/*
+ * Define iscsi_tpg_attrib_s_tpg_enabled_sendtargets
+ */
+DEF_TPG_ATTRIB(tpg_enabled_sendtargets);
+TPG_ATTR(tpg_enabled_sendtargets, S_IRUGO | S_IWUSR);
static struct configfs_attribute *lio_target_tpg_attrib_attrs[] = {
&iscsi_tpg_attrib_authentication.attr,
@@ -1024,6 +1029,7 @@ static struct configfs_attribute *lio_target_tpg_attrib_attrs[] = {
&iscsi_tpg_attrib_default_erl.attr,
&iscsi_tpg_attrib_t10_pi.attr,
&iscsi_tpg_attrib_fabric_prot_type.attr,
+ &iscsi_tpg_attrib_tpg_enabled_sendtargets.attr,
NULL,
};