Re: [PATCH] IDE TCQ #4

Martin Dalecki
2002-04-17T11:44:51Z

> 2.
> when I cat /proc/ide/ide1/hdc/identify I get 2 unexpected interrupts
> hdc and hdd are both cdrom drives (accessed via scsi-emulation if relevant)
> but the problem shows up only with hdc

Duh oh... This is actually a good hint. I will look after
this.

>
> and maybe a third problem ;)
> in /proc/ide/ide0/hda/tcq there is written:
> DMA status: not running

This is harmless it just shows that there was no DMA transfer in flight the
time you have cat-ed this file.

> but DMA is explicitly enabled by hdparm and shows up in /proc/ide/ide0/hda/settings
>
> I'll do some more testings later the day