Timecounters and 5.2

Kris Kennaway kris at obsecurity.org
Tue Jan 20 19:31:21 PST 2004

On Tue, Jan 20, 2004 at 10:25:08PM -0500, alexis georges wrote:
> could this have anythihng to do with it? i got it from the errata for 5.2
> [MSG]
> (9 Jan 2004) In some cases, ATA devices may behave erratically, 
> particularly SATA devices. Reported symptoms include command timeouts or 
> missing interrupts. These problems appear to be timing-dependent, making 
> them rather difficult to isolate. Workarounds include:
>    *  Turn off ATA DMA using the ``safe mode'' option of the bootloader or 
> the hw.ata.ata_dma              sysctl variable.
>    *  Use the host's BIOS setup options to put the ATA controller in its 
> ``legacy mode'', if available.
>    *  Disable ACPI, for example using the ``safe mode'' option of the 
> bootloader or using the hint.acpi.0.disabled kernel environment variable.
> [/MSG]

You tell me..have you tried the other suggested workarounds?

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