[smartpqi updates PATCH V2 08/11] smartpqi: fix boot failure during lun rebuild

Don Brace
2021-09-28T23:54:53Z

From: Mike McGowen <Mike.McGowen@microchip.com>

Move the delay in the register polling loop to
the beginning of the loop to ensure there is always
a delay between writing the register and reading it.

Reviewed-by: Scott Benesh <scott.benesh@microchip.com>
Reviewed-by: Scott Teel <scott.teel@microchip.com>
Signed-off-by: Mike McGowen <Mike.McGowen@microchip.com>
Signed-off-by: Don Brace <don.brace@microchip.com>
---
drivers/scsi/smartpqi/smartpqi_init.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c
index 1e27e6ba0159..c28eb7ea4a24 100644
--- a/drivers/scsi/smartpqi/smartpqi_init.c
+++ b/drivers/scsi/smartpqi/smartpqi_init.c
@@ -4278,12 +4278,12 @@ static int pqi_create_admin_queues(struct pqi_ctrl_info *ctrl_info)

timeout = PQI_ADMIN_QUEUE_CREATE_TIMEOUT_JIFFIES + jiffies;
while (1) {
+ msleep(PQI_ADMIN_QUEUE_CREATE_POLL_INTERVAL_MSECS);
status = readb(&pqi_registers->function_and_status_code);
if (status == PQI_STATUS_IDLE)
break;
if (time_after(jiffies, timeout))
return -ETIMEDOUT;
- msleep(PQI_ADMIN_QUEUE_CREATE_POLL_INTERVAL_MSECS);
}

/*
--
2.28.0.rc1.9.ge7ae437ac1