Commit eb974f34 authored by Anand Lodnoor's avatar Anand Lodnoor Committed by Martin K. Petersen
Browse files

scsi: megaraid_sas: Do not kill host bus adapter, if adapter is already dead 

Link: https://lore.kernel.org/r/1579000882-20246-5-git-send-email-anand.lodnoor@broadcom.com


Signed-off-by: default avatarShivasharan S <shivasharan.srikanteshwara@broadcom.com>
Signed-off-by: default avatarAnand Lodnoor <anand.lodnoor@broadcom.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 6e735506

drivers/scsi/megaraid/megaraid_sas_base.c

+6 −0
Original line number Diff line number Diff line
@@ -2154,6 +2154,12 @@ static void megasas_complete_outstanding_ioctls(struct megasas_instance *instanc 


void megaraid_sas_kill_hba(struct megasas_instance *instance)

{

	if (atomic_read(&instance->adprecovery) == MEGASAS_HW_CRITICAL_ERROR) {

		dev_warn(&instance->pdev->dev,

			 "Adapter already dead, skipping kill HBA\n");

		return;

	}



	/* Set critical error to block I/O & ioctls in case caller didn't */

	atomic_set(&instance->adprecovery, MEGASAS_HW_CRITICAL_ERROR);

	/* Wait 1 second to ensure IO or ioctls in build have posted */