From 3dd348fcaa407181585fcadc04b0cac6e31f9be0 Mon Sep 17 00:00:00 2001 From: Hannes Reinecke Date: Thu, 11 Jun 2015 10:01:27 +0200 Subject: [PATCH] target: Send UA on ALUA target port group change When the ALUA target port group changes an INQUIRY DATA CHANGE UA needs to be sent. Signed-off-by: Hannes Reinecke Signed-off-by: Nicholas Bellinger --- drivers/target/target_core_alua.c | 7 +++++++ drivers/target/target_core_ua.h | 2 ++ 2 files changed, 9 insertions(+) diff --git a/drivers/target/target_core_alua.c b/drivers/target/target_core_alua.c index c56ae024c42e..744f308053e0 100644 --- a/drivers/target/target_core_alua.c +++ b/drivers/target/target_core_alua.c @@ -1880,12 +1880,19 @@ static void core_alua_put_tg_pt_gp_from_name( static void __target_attach_tg_pt_gp(struct se_lun *lun, struct t10_alua_tg_pt_gp *tg_pt_gp) { + struct se_dev_entry *se_deve; + assert_spin_locked(&lun->lun_tg_pt_gp_lock); spin_lock(&tg_pt_gp->tg_pt_gp_lock); lun->lun_tg_pt_gp = tg_pt_gp; list_add_tail(&lun->lun_tg_pt_gp_link, &tg_pt_gp->tg_pt_gp_lun_list); tg_pt_gp->tg_pt_gp_members++; + spin_lock(&lun->lun_deve_lock); + list_for_each_entry(se_deve, &lun->lun_deve_list, lun_link) + core_scsi3_ua_allocate(se_deve, 0x3f, + ASCQ_3FH_INQUIRY_DATA_HAS_CHANGED); + spin_unlock(&lun->lun_deve_lock); spin_unlock(&tg_pt_gp->tg_pt_gp_lock); } diff --git a/drivers/target/target_core_ua.h b/drivers/target/target_core_ua.h index 96460bff490f..59278d662e66 100644 --- a/drivers/target/target_core_ua.h +++ b/drivers/target/target_core_ua.h @@ -25,6 +25,8 @@ #define ASCQ_2CH_PREVIOUS_RESERVATION_CONFLICT_STATUS 0x09 +#define ASCQ_3FH_INQUIRY_DATA_HAS_CHANGED 0x03 + extern struct kmem_cache *se_ua_cache; extern sense_reason_t target_scsi3_ua_check(struct se_cmd *); -- 2.39.2