linux-kernel - Re: IDE DMA doesn't work with pata

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 11 Oct 2007 13:39:52 +0200
From:	<philipp@...wo.de>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: IDE DMA doesn't work with
	pata_via and compact flash card


On Thu, 11 Oct 2007 11:19:11 +0100, Alan Cox <alan@...rguk.ukuu.org.uk>
wrote:
>> ones, when using DMA. Turning off DMA for the old IDE drivers or
>> patching ata_generic to handle my IDE controller and then deactivating
>> DMA in the BIOS works, but then disk I/O is unbelievable slow.. do you
>> have any idea how to fix it, so that DMA works?
> 
> Does your CF/IDE adapter support DMA ?

Oh well, you're right.. there are still some CF/IDE adapters which do not
support DMA. I'll guess this is the problem then, so I'll return it to the
shop.

Best regards,
Philipp

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/