Messages in this thread | | | Date | Wed, 7 Feb 2007 12:20:00 +0000 | From | Alan <> | Subject | Re: [BUG?] ata disk running maximum at DMA33 with 2.6.20 and new pata driver, NV CK804 ide controller. |
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On Wed, 7 Feb 2007 01:19:36 +0100 Luigi Genoni <genoni@sns.it> wrote:
> Hi, > since upgrading to kernel 2.6.20 my pata disk, using new pata driver, is > initialized maximum in DMA33 mode (and obviously performances drop > consequently), as you can see from:
Interesting.
> Willing to test any patch.
Firstly can you see if its consistently the case that booting 2.6.20 gives UDMA33 and 2.6.19 UDMA100 over a few reboots. If it is please drop the 2.6.19 drivers/ata/pamd_amd into 2.6.20 and try that.
Thanks
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