Commit 9e64fd1e authored Sep 13, 2019 by Sreekanth Reddy Committed by Martin K. Petersen Sep 30, 2019

scsi: mpt3sas: Fix module parameter max_msix_vectors

Load driver with module parameter "max_msix_vectors". Value provided in
module parameter is not used by mpt3sas driver. Driver loads with max
controller supported MSI-X value.

In _base_alloc_irq_vectors use reply_queue_count which is determined using
user provided msix value insted of ioc->msix_vector_count which tells max
supported msix value of the controller.

Link: https://lore.kernel.org/r/1568379890-18347-13-git-send-email-sreekanth.reddy@broadcom.com

Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

parent 77fd4f2c

drivers/scsi/mpt3sas/mpt3sas_base.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -3044,11 +3044,11 @@ _base_alloc_irq_vectors(struct MPT3SAS_ADAPTER *ioc)
		descp = NULL;

		ioc_info(ioc, " %d %d\n", ioc->high_iops_queues,
		ioc->msix_vector_count);
		ioc->reply_queue_count);

		i = pci_alloc_irq_vectors_affinity(ioc->pdev,
		ioc->high_iops_queues,
		ioc->msix_vector_count, irq_flags, descp);
		ioc->reply_queue_count, irq_flags, descp);

		return i;
		}