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scsi: lpfc: Notify FC transport of rport disappearance during PCI fcn reset

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A PCI function reset implies a temporary disappearance of a fc_rport.
So, call lpfc_scsi_dev_block(), which sets all mapped fc_rports into the
temporary FC_PORTSTATE_BLOCKED state.  Once PCI function reset completes
and link reinitialized, the fc_rport is rediscovered and
FC_PORTSTATE_BLOCKED state is removed.

Signed-off-by: Justin Tee <justin.tee@broadcom.com>
Link: https://lore.kernel.org/r/20250425194806.3585-3-justintee8345@gmail.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Justin Tee 2025-04-25 12:48:00 -07:00 committed by Martin K. Petersen
parent 05ae6c9c73
commit 8808c36b48
1 changed files with 3 additions and 0 deletions
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3
drivers/scsi/lpfc/lpfc_init.c
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@ -1907,6 +1907,9 @@ lpfc_sli4_port_sta_fn_reset(struct lpfc_hba *phba, int mbx_action,
uint32_t intr_mode;
LPFC_MBOXQ_t *mboxq;
/* Notifying the transport that the targets are going offline. */
lpfc_scsi_dev_block(phba);
if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) >=
LPFC_SLI_INTF_IF_TYPE_2) {
/*