Re: pdc202xx_old serious bug with DMA on 2.6.x series

[Vid Strpic]

On Tue, Jun 15, 2004 at 01:20:03AM +0200, Adolfo González Blázquez wrote:
> El mar, 15-06-2004 a las 01:18, Bartlomiej Zolnierkiewicz escribió:
> > On Tuesday 15 of June 2004 00:50, Adolfo González Blázquez wrote:
> > > Lot of users are reporting seriour problems with pdc202xx_old ide pci
> > > driver. Enabling DMA on any device related with this driver makes the
> > > system unusable.
> > > This seems to happen in all the 2.6.x kernel series.
> > Doing binary search on 2.4->2.6 kernels would help greatly
> > (narrowing problem to a specific kernel versions).
> If it helps, I tried 2.6.2, 2.6.4, 2.6.5, and 2.6.7-rc3, and all have
> the bug.

I have the similar problem, but it only shows when doing really big file
transfers (several tens of gigabytes), not in normal usage.. DMA is
activated.

Linux moria 2.6.6 #1 Sun Jun 13 11:33:06 CEST 2004 i686 unknown unknown GNU/Linux

00:0f.0 RAID bus controller: Promise Technology, Inc. 20265 (rev 02)


This is onboard controller on a MSI mobo.. IRQ sharing is active.

11: 2150005 XT-PIC  ide2, ide3, ehci_hcd, uhci_hcd, CMI8738-MC6, eth0

-- 
           vms@xxxxxxxxxxx, IRC:*@Martin, /bin/zsh. C|N>K
Linux moria 2.6.6 #1 Sun Jun 13 11:33:06 CEST 2004 i686
 07:35:20 up 1 day, 19:53,  1 user,  load average: 0.35, 0.59, 0.63

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