[PATCH v1] scsi: storvsc: Cap cmd_per_lun at can_queue

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



The scsi_device->queue_depth is set to Scsi_Host->cmd_per_lun during
allocation.

Cap cmd_per_lun at can_queue to avoid dispatch errors.

Signed-off-by: Melanie Plageman (Microsoft) <melanieplageman@xxxxxxxxx>
---
 drivers/scsi/storvsc_drv.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c
index 6bc5453cea8a..d7953a6e00e6 100644
--- a/drivers/scsi/storvsc_drv.c
+++ b/drivers/scsi/storvsc_drv.c
@@ -1946,6 +1946,8 @@ static int storvsc_probe(struct hv_device *device,
 				(max_sub_channels + 1) *
 				(100 - ring_avail_percent_lowater) / 100;
 
+	scsi_driver.cmd_per_lun = min_t(u32, scsi_driver.cmd_per_lun, scsi_driver.can_queue);
+
 	host = scsi_host_alloc(&scsi_driver,
 			       sizeof(struct hv_host_device));
 	if (!host)
-- 
2.20.1




[Index of Archives]     [Linux Samsung SoC]     [Linux Rockchip SoC]     [Linux Actions SoC]     [Linux for Synopsys ARC Processors]     [Linux NFS]     [Linux NILFS]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]


  Powered by Linux