Commit d213a4b7 authored Aug 23, 2017 by Michael Hernandez Committed by Martin K. Petersen Aug 24, 2017

scsi: qla2xxx: Increase ql2xmaxqdepth to 64



ql2xmaxqdepth is the module parameter that seeds the per target
queue depth in the Scsi midlayer (sdev->queue_depth). Performance
testing revealed that increasing this value would improve IOPS
numbers under certain workloads.

Signed-off-by: Michael Hernandez <michael.hernandez@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

parent 043dc1d7

drivers/scsi/qla2xxx/qla_os.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -113,12 +113,12 @@ MODULE_PARM_DESC(ql2xfdmienable,
		"Enables FDMI registrations. "
		"0 - no FDMI. Default is 1 - perform FDMI.");

		#define MAX_Q_DEPTH 32
		#define MAX_Q_DEPTH 64
		static int ql2xmaxqdepth = MAX_Q_DEPTH;
		module_param(ql2xmaxqdepth, int, S_IRUGO\|S_IWUSR);
		MODULE_PARM_DESC(ql2xmaxqdepth,
		"Maximum queue depth to set for each LUN. "
		"Default is 32.");
		"Default is 64.");

		#if (IS_ENABLED(CONFIG_NVME_FC))
		int ql2xenabledif;

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