From: Seokmann Ju <seokmann.ju@xxxxxxxxxx>
Changes are added to the driver so that it can behave properly
upon having asynchronous events, for example, addition of target
devices to the VPs.
Signed-off-by: Seokmann Ju <seokmann.ju@xxxxxxxxxx>
Signed-off-by: Andrew Vasquez <andrew.vasquez@xxxxxxxxxx>
---
drivers/scsi/qla2xxx/qla_isr.c | 32 ++++++++++++++++++++++++++------
1 files changed, 26 insertions(+), 6 deletions(-)
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index 360af4e..285479b 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -272,6 +272,8 @@ qla2x00_async_event(scsi_qla_host_t *ha, uint16_t *mb)
uint32_t rscn_entry, host_pid;
uint8_t rscn_queue_index;
unsigned long flags;
+ scsi_qla_host_t *vha;
+ int i;
/* Setup to process RIO completion. */
handle_cnt = 0;
@@ -542,6 +544,18 @@ qla2x00_async_event(scsi_qla_host_t *ha, uint16_t *mb)
break;
case MBA_PORT_UPDATE: /* Port database update */
+ if ((ha->flags.npiv_supported) && (ha->num_vhosts)) {
+ for_each_mapped_vp_idx(ha, i) {
+ list_for_each_entry(vha, &ha->vp_list,
+ vp_list) {
+ if ((mb[3] & 0xff)
+ == vha->vp_idx) {
+ ha = vha;
+ break;
+ }
+ }
+ }
+ }
/*
* If PORT UPDATE is global (recieved LIP_OCCURED/LIP_RESET
* event etc. earlier indicating loop is down) then process
@@ -576,12 +590,18 @@ qla2x00_async_event(scsi_qla_host_t *ha, uint16_t *mb)
break;
case MBA_RSCN_UPDATE: /* State Change Registration */
- /* Check if the Vport has issued a SCR */
- if (ha->parent && test_bit(VP_SCR_NEEDED, &ha->vp_flags))
- break;
- /* Only handle SCNs for our Vport index. */
- if (ha->flags.npiv_supported && ha->vp_idx != mb[3])
- break;
+ if ((ha->flags.npiv_supported) && (ha->num_vhosts)) {
+ for_each_mapped_vp_idx(ha, i) {
+ list_for_each_entry(vha, &ha->vp_list,
+ vp_list) {
+ if ((mb[3] & 0xff)
+ == vha->vp_idx) {
+ ha = vha;
+ break;
+ }
+ }
+ }
+ }
DEBUG2(printk("scsi(%ld): Asynchronous RSCR UPDATE.\n",
ha->host_no));
--
1.5.5.rc2
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