[mythtv-users] Building another system, hardware questions

[Rod Emerson]

Wander Winkelhorst wrote:
> On 3/7/06, Wander Winkelhorst <w.winkelhorst at gmail.com> wrote:
> 
>>On 3/7/06, Rod Emerson <rod at emerson.id.au> wrote:
>>
>>
>>>>It has buggy hardware (use cpufreq and DMA at the same time and your
>>>>in for some lockups)
>>>
>>>I use the patch from (it works) :
>>>http://www.ussg.iu.edu/hypermail/linux/kernel/0512.0/1573.html
>>
>>Wow, thanks a lot, I hadn't found this patch yet, I'm going to try this ASAP.
> 
> 
> This patch only seems to wait for IDE drive DMA, it does nothing for
> any other DMA devices, like for instance, a PVR500 board that might be
> streaming video over DMA.
> 
> Did you (Rod) have any stability issues at all since using this patch?
> Or is the low-bandwidth video not enough to trigger the bug?

Yep, only waiting for IDE is why it will never be sent
upstream into the mainline kernel, not complete enough.

I have had my share of stability issues, but they are
caused by this patch :)