David LIMA wrote:
> Le dimanche 11 décembre 2005 à 23:52 +0100, Hendrik Sattler a écrit :
>> David LIMA wrote:
>> >
>> > I'm running Debian SID with linux-image-2.6-686, since few days i'm
>> > facing DMA problems after upgrading kernel to 2.6.14 (from stock).
>> > Hdparm reports "operation not permitted" when I try do activate DMA.
>> >
>> > I have read http://lists.debian.org/debian-user/2005/11/msg00410.html
>> > and recompile my kernel but still same issue.
>> [...]
>> > /dev/hda:
>> > UDMA modes: udma0 udma1 udma2 udma3 udma4 *udma5 udma6
>> >
>> > /dev/hdc:
>> > UDMA modes: udma0 udma1 udma2 udma3 udma4 *udma5 udma6
>> > * signifies the current active mode
>> >
>> > Has someone any clue about this problem that slow down my system ?
>>
>> Actually, no clue what you are complaining about: both drives run with
>> UDMA5, there not much more what you can enable with respect to DMA
>> transfers.
>
> For sure, DMA is not running, my system is very slow each time I access
> my disks (CPU eating).
What IDE hardware do you have (lspci), what modules are loaded (lsmod). Maybe
you use a generic IDE driver instead of one for your chipset.
Since yaird or initramfs-tools are used with Debian's 2.6.14, which one are
you using to create the initrd or initramfs content?
HS
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