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Re: [UPDATE PATCH] ide/ide-cd: use ssleep() instead of schedule_timeout()
On Fri, Jan 07 2005, Nishanth Aravamudan wrote:
> On Sat, Dec 25, 2004 at 01:48:46AM +0100, Domen Puncer wrote:
> > Hi.
> >
> > Santa brought another present :-)
> >
> > I'll start mailing new patches these days, and after external trees get
> > merged, I'll be bugging you with the old ones.
> >
> >
> > Patchset is at http://coderock.org/kj/2.6.10-kj/
>
> <snip>
>
> > msleep-drivers_ide_ide-cd.patch
>
> Please consider updating to the following patch:
>
> Description: Uses ssleep() in place of cdrom_sleep() to guarantee the task
> delays as expected. Remove cdrom_sleep() definition, as this is the only place
> where it is called.
>
> Signed-off-by: Nishanth Aravamudan
Looks fine.
Acked-by: Jens Axboe <axboe@xxxxxxx>
> --- 2.6.10-v/drivers/ide/ide-cd.c 2004-12-24 13:34:33.000000000 -0800
> +++ 2.6.10/drivers/ide/ide-cd.c 2005-01-05 14:23:05.000000000 -0800
> @@ -1520,19 +1520,6 @@ static ide_startstop_t cdrom_do_packet_c
> }
>
>
> -/* Sleep for TIME jiffies.
> - Not to be called from an interrupt handler. */
> -static
> -void cdrom_sleep (int time)
> -{
> - int sleep = time;
> -
> - do {
> - set_current_state(TASK_INTERRUPTIBLE);
> - sleep = schedule_timeout(sleep);
> - } while (sleep);
> -}
> -
> static
> int cdrom_queue_packet_command(ide_drive_t *drive, struct request *rq)
> {
> @@ -1567,7 +1554,7 @@ int cdrom_queue_packet_command(ide_drive
> /* The drive is in the process of loading
> a disk. Retry, but wait a little to give
> the drive time to complete the load. */
> - cdrom_sleep(2 * HZ);
> + ssleep(2);
> } else {
> /* Otherwise, don't retry. */
> retries = 0;
>
--
Jens Axboe
-
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