Re: [Bug #13663] suspend to ram regression (IDE related)

From: Etienne Basset
Date: Wed Jul 01 2009 - 17:30:44 EST


Jeff Chua wrote:
> On Thu, Jul 2, 2009 at 12:29 AM, Bartlomiej
> Zolnierkiewicz<bzolnier@xxxxxxxxx> wrote:
>> Here is the more complete version, also taking into the account changes
>> in ide_intr() and ide_timer_expiry():
>
> This works great for. Survived STR, STD. I just applied on top vanilla
> latest Linus's git pull. Nothing else to revert.
>
> Thanks,
> Jeff.
>
>
i confirm, this works for me too :)
thanks,
Etienne


>> ---
>> drivers/ide/ide-io.c | 15 ++++++++++-----
>> 1 file changed, 10 insertions(+), 5 deletions(-)
>>
>> Index: b/drivers/ide/ide-io.c
>> ===================================================================
>> --- a/drivers/ide/ide-io.c
>> +++ b/drivers/ide/ide-io.c
>> @@ -532,7 +532,8 @@ repeat:
>>
>> if (startstop == ide_stopped) {
>> rq = hwif->rq;
>> - hwif->rq = NULL;
>> + if ((drive->dev_flags & IDE_DFLAG_BLOCKED) == 0)
>> + hwif->rq = NULL;
>> goto repeat;
>> }
>> } else
>> @@ -679,8 +680,10 @@ void ide_timer_expiry (unsigned long dat
>> spin_lock_irq(&hwif->lock);
>> enable_irq(hwif->irq);
>> if (startstop == ide_stopped && hwif->polling == 0) {
>> - rq_in_flight = hwif->rq;
>> - hwif->rq = NULL;
>> + if ((drive->dev_flags & IDE_DFLAG_BLOCKED) == 0) {
>> + rq_in_flight = hwif->rq;
>> + hwif->rq = NULL;
>> + }
>> ide_unlock_port(hwif);
>> plug_device = 1;
>> }
>> @@ -856,8 +859,10 @@ irqreturn_t ide_intr (int irq, void *dev
>> */
>> if (startstop == ide_stopped && hwif->polling == 0) {
>> BUG_ON(hwif->handler);
>> - rq_in_flight = hwif->rq;
>> - hwif->rq = NULL;
>> + if ((drive->dev_flags & IDE_DFLAG_BLOCKED) == 0) {
>> + rq_in_flight = hwif->rq;
>> + hwif->rq = NULL;
>> + }
>> ide_unlock_port(hwif);
>> plug_device = 1;
>> }
>>

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