Re: lug-bg: DMA on VIA kernel 2.6.3+
- Subject: Re: lug-bg: DMA on VIA kernel 2.6.3+
- From: Peter StJ <malwkgad@xxxxxxxxxxx>
- Date: Wed, 12 May 2004 11:15:50 +0300
- Organization: group W
> >root@(none)::/home/malwk-gad# hdparm -d /dev/hda
> >
> >/dev/hda:
> > using_dma = 0 (off)
> >root@(none):/home/malwk-gad# hdparm -d1 /dev/hda
> >
> >/dev/hda:
> > setting using_dma to 1 (on)
> > HDIO_SET_DMA failed: Operation not permitted
> > using_dma = 0 (off)
> >
> >характерно е че се появи след 2.6.2 версия - тя е последната която работеше
> >все още си бачка всичко с 2.6.2 и с 2.4.х
> >(drive->autodma = 0, id->capability = 2, id->field_valid = 1), but
> >> > > > > the function will then call
> >> > > > > hwif->ide_dma_on(drive), which it should not do for this drive.
> >> > > > > This patch moves the enabling of DMA up into the DMA section of
> >> > > > > the code.
> >> > > >
> >> > > > Yep, known bug, it is fixed in 2.6.
> >> > > >
> >> > > > It is present in many other drivers, my 2.6 patch needs to be
> >> > > > backported.
> >
> >
> според това тук излиза, че проблема е специвфичен за даден IDE chipset и
> е "оправен" в 2.6 ;)
в 2.4 го нямаше:) в 2.6.2 също:) после пак ли се появява егати?? мм да разбирам че трабва да чакам търпеливо? бляяя...
============================================================================
A mail-list of Linux Users Group - Bulgaria (bulgarian linuxers).
http://www.linux-bulgaria.org - Hosted by Internet Group Ltd. - Stara Zagora
To unsubscribe: http://www.linux-bulgaria.org/public/mail_list.html
============================================================================
|