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[SCSI] qla2xxx: Handle failure cases during fabric_login 

Make sure that all calls to ha->isp_ops->fabric_login() check the
return value for failure.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Chad Dupuis 2012-02-09 11:15:42 -08:00 committed by James Bottomley
parent 2b29d96d71
commit 0b91d1169e
3 changed files with 42 additions and 19 deletions
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4
drivers/scsi/qla2xxx/qla_dbg.c
View File

@ -11,9 +11,9 @@
* ----------------------------------------------------------------------
* | Level | Last Value Used | Holes |
* ----------------------------------------------------------------------
* | Module Init and Probe | 0x011f | 0x4b,0xfa |
* | Module Init and Probe | 0x0120 | 0x4b,0xba,0xfa |
* | Mailbox commands | 0x1139 | 0x112c-0x112e |
* | Device Discovery | 0x2084 | |
* | Device Discovery | 0x2085 | 0x2020-0x2022 |
* | Queue Command and IO tracing | 0x302f | 0x3006,0x3008 |
* | | | 0x302d-0x302e |
* | DPC Thread | 0x401c | |

22
drivers/scsi/qla2xxx/qla_gs.c
View File

@ -1107,20 +1107,26 @@ qla2x00_sns_rnn_id(scsi_qla_host_t *vha)
static int
qla2x00_mgmt_svr_login(scsi_qla_host_t *vha)
{
int ret;
int ret, rval;
uint16_t mb[MAILBOX_REGISTER_COUNT];
struct qla_hw_data *ha = vha->hw;
ret = QLA_SUCCESS;
if (vha->flags.management_server_logged_in)
return ret;
ha->isp_ops->fabric_login(vha, vha->mgmt_svr_loop_id, 0xff, 0xff, 0xfa,
mb, BIT_1|BIT_0);
if (mb[0] != MBS_COMMAND_COMPLETE) {
ql_dbg(ql_dbg_disc, vha, 0x2024,
"Failed management_server login: loopid=%x mb[0]=%x "
"mb[1]=%x mb[2]=%x mb[6]=%x mb[7]=%x.\n",
vha->mgmt_svr_loop_id, mb[0], mb[1], mb[2], mb[6], mb[7]);
rval = ha->isp_ops->fabric_login(vha, vha->mgmt_svr_loop_id, 0xff, 0xff,
0xfa, mb, BIT_1|BIT_0);
if (rval != QLA_SUCCESS || mb[0] != MBS_COMMAND_COMPLETE) {
if (rval == QLA_MEMORY_ALLOC_FAILED)
ql_dbg(ql_dbg_disc, vha, 0x2085,
"Failed management_server login: loopid=%x "
"rval=%d\n", vha->mgmt_svr_loop_id, rval);
else
ql_dbg(ql_dbg_disc, vha, 0x2024,
"Failed management_server login: loopid=%x "
"mb[0]=%x mb[1]=%x mb[2]=%x mb[6]=%x mb[7]=%x.\n",
vha->mgmt_svr_loop_id, mb[0], mb[1], mb[2], mb[6],
mb[7]);
ret = QLA_FUNCTION_FAILED;
} else
vha->flags.management_server_logged_in = 1;

35
drivers/scsi/qla2xxx/qla_init.c
View File

@ -2949,8 +2949,12 @@ qla2x00_configure_fabric(scsi_qla_host_t *vha)
loop_id = NPH_SNS;
else
loop_id = SIMPLE_NAME_SERVER;
ha->isp_ops->fabric_login(vha, loop_id, 0xff, 0xff,
0xfc, mb, BIT_1 | BIT_0);
rval = ha->isp_ops->fabric_login(vha, loop_id, 0xff, 0xff,
0xfc, mb, BIT_1|BIT_0);
if (rval != QLA_SUCCESS) {
set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
return rval;
}
if (mb[0] != MBS_COMMAND_COMPLETE) {
ql_dbg(ql_dbg_disc, vha, 0x2042,
"Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x mb[2]=%x "
@ -3487,6 +3491,9 @@ qla2x00_fabric_dev_login(scsi_qla_host_t *vha, fc_port_t *fcport,
} else {
qla2x00_update_fcport(vha, fcport);
}
} else {
/* Retry Login. */
qla2x00_mark_device_lost(vha, fcport, 1, 0);
}
return (rval);
@ -3527,9 +3534,12 @@ qla2x00_fabric_login(scsi_qla_host_t *vha, fc_port_t *fcport,
fcport->d_id.b.area, fcport->d_id.b.al_pa);
/* Login fcport on switch. */
ha->isp_ops->fabric_login(vha, fcport->loop_id,
rval = ha->isp_ops->fabric_login(vha, fcport->loop_id,
fcport->d_id.b.domain, fcport->d_id.b.area,
fcport->d_id.b.al_pa, mb, BIT_0);
if (rval != QLA_SUCCESS) {
return rval;
}
if (mb[0] == MBS_PORT_ID_USED) {
/*
* Device has another loop ID. The firmware team
@ -4844,6 +4854,7 @@ int
qla24xx_configure_vhba(scsi_qla_host_t *vha)
{
int rval = QLA_SUCCESS;
int rval2;
uint16_t mb[MAILBOX_REGISTER_COUNT];
struct qla_hw_data *ha = vha->hw;
struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
@ -4868,12 +4879,18 @@ qla24xx_configure_vhba(scsi_qla_host_t *vha)
vha->flags.management_server_logged_in = 0;
/* Login to SNS first */
ha->isp_ops->fabric_login(vha, NPH_SNS, 0xff, 0xff, 0xfc, mb, BIT_1);
if (mb[0] != MBS_COMMAND_COMPLETE) {
ql_dbg(ql_dbg_init, vha, 0x0103,
"Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x mb[2]=%x "
"mb[6]=%x mb[7]=%x.\n",
NPH_SNS, mb[0], mb[1], mb[2], mb[6], mb[7]);
rval2 = ha->isp_ops->fabric_login(vha, NPH_SNS, 0xff, 0xff, 0xfc, mb,
BIT_1);
if (rval2 != QLA_SUCCESS || mb[0] != MBS_COMMAND_COMPLETE) {
if (rval2 == QLA_MEMORY_ALLOC_FAILED)
ql_dbg(ql_dbg_init, vha, 0x0120,
"Failed SNS login: loop_id=%x, rval2=%d\n",
NPH_SNS, rval2);
else
ql_dbg(ql_dbg_init, vha, 0x0103,
"Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
"mb[2]=%x mb[6]=%x mb[7]=%x.\n",
NPH_SNS, mb[0], mb[1], mb[2], mb[6], mb[7]);
return (QLA_FUNCTION_FAILED);
}