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authorAndrew Vasquez <andrew.vasquez@qlogic.com>2008-07-24 08:31:49 -0700
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-07-26 15:31:30 -0400
commitc9c5ced90abc22a94c96fa7db0e29c13483a6db0 (patch)
treec85876a934f54735e98b88fef3ee63a63ec7ae30
parentbf6583b5831d3195c45f98ec3016499389cbe18f (diff)
[SCSI] qla2xxx: Additional NPIV corrections.
Minor fixes addressing: - rport managements during vport deletion. - acquire proper physical-ha during qla24xx_abort_command() and qla24xx_queuecommand() - do not needlessly acquire the pha for non-NPIV capable ISPs. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
-rw-r--r--drivers/scsi/qla2xxx/qla_attr.c5
-rw-r--r--drivers/scsi/qla2xxx/qla_init.c3
-rw-r--r--drivers/scsi/qla2xxx/qla_iocb.c9
-rw-r--r--drivers/scsi/qla2xxx/qla_mbx.c7
-rw-r--r--drivers/scsi/qla2xxx/qla_mid.c1
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c6
6 files changed, 19 insertions, 12 deletions
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index fcec43a32be..7a4409ab30e 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -1177,6 +1177,11 @@ static int
qla24xx_vport_delete(struct fc_vport *fc_vport)
{
scsi_qla_host_t *vha = fc_vport->dd_data;
+ scsi_qla_host_t *pha = to_qla_parent(vha);
+
+ while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
+ test_bit(FCPORT_UPDATE_NEEDED, &pha->dpc_flags))
+ msleep(1000);
qla24xx_disable_vp(vha);
qla24xx_deallocate_vp_id(vha);
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 597ac201969..601a6b29750 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -3231,7 +3231,8 @@ qla2x00_update_fcports(scsi_qla_host_t *ha)
/* Go with deferred removal of rport references. */
list_for_each_entry(fcport, &ha->fcports, list)
- if (fcport->drport)
+ if (fcport->drport &&
+ atomic_read(&fcport->state) != FCS_UNCONFIGURED)
qla2x00_rport_del(fcport);
}
diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c
index 6e14c8eaca8..d57669aa461 100644
--- a/drivers/scsi/qla2xxx/qla_iocb.c
+++ b/drivers/scsi/qla2xxx/qla_iocb.c
@@ -269,7 +269,7 @@ qla2x00_start_scsi(srb_t *sp)
{
int ret, nseg;
unsigned long flags;
- scsi_qla_host_t *ha, *pha;
+ scsi_qla_host_t *ha;
struct scsi_cmnd *cmd;
uint32_t *clr_ptr;
uint32_t index;
@@ -283,7 +283,6 @@ qla2x00_start_scsi(srb_t *sp)
/* Setup device pointers. */
ret = 0;
ha = sp->ha;
- pha = to_qla_parent(ha);
reg = &ha->iobase->isp;
cmd = sp->cmd;
/* So we know we haven't pci_map'ed anything yet */
@@ -298,7 +297,7 @@ qla2x00_start_scsi(srb_t *sp)
}
/* Acquire ring specific lock */
- spin_lock_irqsave(&pha->hardware_lock, flags);
+ spin_lock_irqsave(&ha->hardware_lock, flags);
/* Check for room in outstanding command list. */
handle = ha->current_outstanding_cmd;
@@ -387,14 +386,14 @@ qla2x00_start_scsi(srb_t *sp)
ha->response_ring_ptr->signature != RESPONSE_PROCESSED)
qla2x00_process_response_queue(ha);
- spin_unlock_irqrestore(&pha->hardware_lock, flags);
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
return (QLA_SUCCESS);
queuing_error:
if (tot_dsds)
scsi_dma_unmap(cmd);
- spin_unlock_irqrestore(&pha->hardware_lock, flags);
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
return (QLA_FUNCTION_FAILED);
}
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 7d7de592f72..bc90d6b8d0a 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -749,18 +749,17 @@ qla2x00_abort_command(scsi_qla_host_t *ha, srb_t *sp)
uint32_t handle;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
- scsi_qla_host_t *pha = to_qla_parent(ha);
DEBUG11(printk("qla2x00_abort_command(%ld): entered.\n", ha->host_no));
fcport = sp->fcport;
- spin_lock_irqsave(&pha->hardware_lock, flags);
+ spin_lock_irqsave(&ha->hardware_lock, flags);
for (handle = 1; handle < MAX_OUTSTANDING_COMMANDS; handle++) {
if (ha->outstanding_cmds[handle] == sp)
break;
}
- spin_unlock_irqrestore(&pha->hardware_lock, flags);
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
if (handle == MAX_OUTSTANDING_COMMANDS) {
/* command not found */
@@ -2172,7 +2171,7 @@ qla24xx_abort_command(scsi_qla_host_t *ha, srb_t *sp)
spin_lock_irqsave(&pha->hardware_lock, flags);
for (handle = 1; handle < MAX_OUTSTANDING_COMMANDS; handle++) {
- if (ha->outstanding_cmds[handle] == sp)
+ if (pha->outstanding_cmds[handle] == sp)
break;
}
spin_unlock_irqrestore(&pha->hardware_lock, flags);
diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index 9a850a24b38..50baf6a1d67 100644
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -106,6 +106,7 @@ qla2x00_mark_vp_devices_dead(scsi_qla_host_t *vha)
vha->host_no, fcport->loop_id, fcport->vp_idx));
qla2x00_mark_device_lost(vha, fcport, 0, 0);
+ atomic_set(&fcport->state, FCS_UNCONFIGURED);
}
}
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 8fc712bbf34..7c8af7ed2a5 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -449,7 +449,7 @@ qla24xx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
int rval;
scsi_qla_host_t *pha = to_qla_parent(ha);
- if (unlikely(pci_channel_offline(ha->pdev))) {
+ if (unlikely(pci_channel_offline(pha->pdev))) {
cmd->result = DID_REQUEUE << 16;
goto qc24_fail_command;
}
@@ -2335,8 +2335,10 @@ qla2x00_do_dpc(void *data)
ha->host_no));
}
- if (test_and_clear_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags))
+ if (test_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags)) {
qla2x00_update_fcports(ha);
+ clear_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags);
+ }
if (test_and_clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags) &&
(!(test_and_set_bit(RESET_ACTIVE, &ha->dpc_flags)))) {