Re: IDE breakage

1999-07-22 Thread Wes Peters
Julian Elischer wrote: > > My fault > > I accidentally replaced a PAGE_MASK with a PAGE_SIZE. > the resulting bug only changes teh behaviour on unaligned pages > which are only possible on the raw device. > (e.g. fsck) > > the Cyrix 5530 we used to test has a bug where we cannot do unalligned >

Re: IDE breakage

1999-07-22 Thread Wes Peters
Julian Elischer wrote: > > My fault > > I accidentally replaced a PAGE_MASK with a PAGE_SIZE. > the resulting bug only changes teh behaviour on unaligned pages > which are only possible on the raw device. > (e.g. fsck) > > the Cyrix 5530 we used to test has a bug where we cannot do unalligned

Re: IDE breakage

1999-07-22 Thread Julian Elischer
My fault I accidentally replaced a PAGE_MASK with a PAGE_SIZE. the resulting bug only changes teh behaviour on unaligned pages which are only possible on the raw device. (e.g. fsck) the Cyrix 5530 we used to test has a bug where we cannot do unalligned transfers by DMA anyhow, so we never hit th

Re: IDE breakage

1999-07-22 Thread Julian Elischer
My fault I accidentally replaced a PAGE_MASK with a PAGE_SIZE. the resulting bug only changes teh behaviour on unaligned pages which are only possible on the raw device. (e.g. fsck) the Cyrix 5530 we used to test has a bug where we cannot do unalligned transfers by DMA anyhow, so we never hit t

Re: IDE breakage

1999-07-22 Thread sthaug
> I'm experiencing serious problems with DMA (even normal DMA, not UDMA) > on recent versions of -STABLE. Here's an excerpt from messages; kernel > #3 is a recent -STABLE (yesterday's sources), while kernel #2 is > 3.2-RELEASE. The config file for both is identical. I can confirm problems with DMA

Re: IDE breakage

1999-07-22 Thread sthaug
> I'm experiencing serious problems with DMA (even normal DMA, not UDMA) > on recent versions of -STABLE. Here's an excerpt from messages; kernel > #3 is a recent -STABLE (yesterday's sources), while kernel #2 is > 3.2-RELEASE. The config file for both is identical. I can confirm problems with DM

Re: IDE breakage

1999-07-22 Thread Jos Backus
Fwiw, I sometimes (mostly after a warm reboot) see: mmm dd hh:mm:ss hal /kernel: ata1: unwanted interrupt 1 status = ff immediately followed by a similar Fatal trap 12: page fault while in kernel mode. Last time, the current process was swapper. Next time it happens I'll write down the details.

Re: IDE breakage

1999-07-22 Thread Dag-Erling Smorgrav
Dag-Erling Smorgrav writes: > I'm experiencing serious problems with DMA (even normal DMA, not UDMA) > on recent versions of -STABLE. Here's an excerpt from messages; kernel > #3 is a recent -STABLE (yesterday's sources), while kernel #2 is > 3.2-RELEASE. The config file for both is identical. A

Re: IDE breakage

1999-07-22 Thread Jos Backus
Fwiw, I sometimes (mostly after a warm reboot) see: mmm dd hh:mm:ss hal /kernel: ata1: unwanted interrupt 1 status = ff immediately followed by a similar Fatal trap 12: page fault while in kernel mode. Last time, the current process was swapper. Next time it happens I'll write down the details.

Re: IDE breakage

1999-07-22 Thread Dag-Erling Smorgrav
Dag-Erling Smorgrav <[EMAIL PROTECTED]> writes: > I'm experiencing serious problems with DMA (even normal DMA, not UDMA) > on recent versions of -STABLE. Here's an excerpt from messages; kernel > #3 is a recent -STABLE (yesterday's sources), while kernel #2 is > 3.2-RELEASE. The config file for bo