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authorMichael Kelley (EOSG) <Michael.H.Kelley@microsoft.com>2018-01-24 22:49:57 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-05-30 07:48:58 +0200
commitb6ef5483f2e425fc91ef5bbfe2403b3432bf4bec (patch)
tree207193a7ff4ee978037c3cadad4eab0051d13c09 /drivers/scsi
parentf05e7cd09ef68729f70265836e287a980d3e28f4 (diff)
scsi: storvsc: Increase cmd_per_lun for higher speed devices
[ Upstream commit cabe92a55e3a12005a4ac4d3954c9a174b0efe2a ] Increase cmd_per_lun to allow more I/Os in progress per device, particularly for NVMe's. The Hyper-V host side can handle the higher count with no issues. Signed-off-by: Michael Kelley <mikelley@microsoft.com> Reviewed-by: K. Y. Srinivasan <kys@microsoft.com> Acked-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/storvsc_drv.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c
index 351d81dc2200..44b7a69d022a 100644
--- a/drivers/scsi/storvsc_drv.c
+++ b/drivers/scsi/storvsc_drv.c
@@ -1538,7 +1538,7 @@ static struct scsi_host_template scsi_driver = {
.eh_timed_out = storvsc_eh_timed_out,
.slave_alloc = storvsc_device_alloc,
.slave_configure = storvsc_device_configure,
- .cmd_per_lun = 255,
+ .cmd_per_lun = 2048,
.this_id = -1,
.use_clustering = ENABLE_CLUSTERING,
/* Make sure we dont get a sg segment crosses a page boundary */