Re: libata and sata?

2006-12-18 Thread John Richard Moser
Alan wrote: >> I no longer have two kernels to test through; I can't tell if the speed >> is back or not. Nothing in dmesg tells me if SATA is using DMA or >> 32-bit IO support though, so I don't know... lack of knowledge over here >> is killing me for troubleshooting this on my own. > > The dm

Re: libata and sata?

2006-12-12 Thread Stephen Clark
John Richard Moser wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 A while back my distro moved to libata for sata_via. I was since confused; my disk seemed a lot slower, and it looked like DMA was off. I'm not sure how SATA works; is it even possible to enable/disable 32-bit IO and DMA?

Re: libata and sata?

2006-12-12 Thread Alan
> I no longer have two kernels to test through; I can't tell if the speed > is back or not. Nothing in dmesg tells me if SATA is using DMA or > 32-bit IO support though, so I don't know... lack of knowledge over here > is killing me for troubleshooting this on my own. The dmesg message shows the

libata and sata?

2006-12-12 Thread John Richard Moser
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 A while back my distro moved to libata for sata_via. I was since confused; my disk seemed a lot slower, and it looked like DMA was off. I'm not sure how SATA works; is it even possible to enable/disable 32-bit IO and DMA? Or are those just on? sata_