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Commit 2b91bafc authored by Milton Miller's avatar Milton Miller Committed by Jens Axboe
Browse files

scsi-ioctl: use clock_t <> jiffies 



Convert the timeout ioctl scalling to use the clock_t functions
which are much more accurate with some USER_HZ vs HZ combinations.

Signed-off-by: default avatarMilton Miller <miltonm@bga.com>
Signed-off-by: default avatarJens Axboe <jens.axboe@oracle.com>
parent 70ed28b9

block/scsi_ioctl.c

+2 −2
Original line number Diff line number Diff line
@@ -60,7 +60,7 @@ static int scsi_get_bus(struct request_queue *q, int __user *p) 


static int sg_get_timeout(struct request_queue *q)

{

	return q->sg_timeout / (HZ / USER_HZ);

	return jiffies_to_clock_t(q->sg_timeout);

}



static int sg_set_timeout(struct request_queue *q, int __user *p)
@@ -68,7 +68,7 @@ static int sg_set_timeout(struct request_queue *q, int __user *p) 
	int timeout, err = get_user(timeout, p);



	if (!err)

		q->sg_timeout = timeout * (HZ / USER_HZ);

		q->sg_timeout = clock_t_to_jiffies(timeout);



	return err;

}