endless GPU lockups on "ATI Radeon HD 5450" (ChipID = 0x68f9)

[Marat N.Afanasyev]

Jean-Sébastien Pédron wrote:
> On 28.04.2014 17:40, Marat N.Afanasyev wrote:
>> Card was suspiciously hot when it hung last time, so I've placed an
>> additional fan to blow onto its radiator, so far so good.
>
> Hmm, good catch!
>
>> We do need working power management with kms drivers ;)
>
> Definitely, but that's not going to happen before several months :-/
>
it seems that this is a well-known bug either in radeon driver or in 
drm2 code:

https://bugs.launchpad.net/ubuntu/+source/linux/+bug/986524

For now I switched back to my 4550 radeon and UMS driver, because of 
unpredictable behaviour of my desktop :) I cannot afford to cold reset 
my desktop because of frequent data loss when running fsck :(

-- 
SY, Marat

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