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lpfc: Check for active portpeerbeacon. 

LCB requests to set Beacon would fail if the beacon was already enabled
internally as the mailbox command used to query the state failes with
an already-set status.

Correct by enhancing the check so we don't fail if if the already set
status comes back.

Signed-off-by: Dick Kennedy <dick.kennedy@avagotech.com>
Signed-off-by: James Smart <james.smart@avagotech.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
This commit is contained in:
James Smart 2015-05-22 10:42:35 -04:00 committed by James Bottomley
parent 641c43cc69
commit 481ad96799
2 changed files with 21 additions and 4 deletions
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19
drivers/scsi/lpfc/lpfc_els.c
View File

@ -5044,25 +5044,36 @@ lpfc_els_lcb_rsp(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
struct lpfc_iocbq *elsiocb;
struct lpfc_nodelist *ndlp;
struct ls_rjt *stat;
union lpfc_sli4_cfg_shdr *shdr;
struct lpfc_lcb_context *lcb_context;
struct fc_lcb_res_frame *lcb_res;
uint32_t cmdsize;
uint32_t cmdsize, shdr_status, shdr_add_status;
int rc;
mb = &pmb->u.mb;
lcb_context = (struct lpfc_lcb_context *)pmb->context1;
ndlp = lcb_context->ndlp;
pmb->context1 = NULL;
pmb->context2 = NULL;
if (mb->mbxStatus) {
shdr = (union lpfc_sli4_cfg_shdr *)
&pmb->u.mqe.un.beacon_config.header.cfg_shdr;
shdr_status = bf_get(lpfc_mbox_hdr_status, &shdr->response);
shdr_add_status = bf_get(lpfc_mbox_hdr_add_status, &shdr->response);
lpfc_printf_log(phba, KERN_INFO, LOG_MBOX,
"0194 SET_BEACON_CONFIG mailbox "
"completed with status x%x add_status x%x,"
" mbx status x%x\n",
shdr_status, shdr_add_status, mb->mbxStatus);
if (mb->mbxStatus && !(shdr_status &&
shdr_add_status == ADD_STATUS_OPERATION_ALREADY_ACTIVE)) {
mempool_free(pmb, phba->mbox_mem_pool);
goto error;
}
mempool_free(pmb, phba->mbox_mem_pool);
cmdsize = sizeof(struct fc_lcb_res_frame);
elsiocb = lpfc_prep_els_iocb(phba->pport, 0, cmdsize,
lpfc_max_els_tries, ndlp,

6
drivers/scsi/lpfc/lpfc_hw4.h
View File

@ -1943,6 +1943,12 @@ struct lpfc_mbx_redisc_fcf_tbl {
#define STATUS_FCF_IN_USE 0x3a
#define STATUS_FCF_TABLE_EMPTY 0x43
/*
* Additional status field for embedded SLI_CONFIG mailbox
* command.
*/
#define ADD_STATUS_OPERATION_ALREADY_ACTIVE 0x67
struct lpfc_mbx_sli4_config {
struct mbox_header header;
};