Messages in this thread | | | Date | Wed, 3 Sep 2014 21:24:10 +0200 | Subject | Re: [RFC] firmware coredump: add new firmware coredump class | From | Daniel Vetter <> |
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On Wed, Sep 3, 2014 at 9:05 PM, Johannes Berg <johannes@sipsolutions.net> wrote: > >> And if we want to use this for i915 we need some way for tools to go >> from the i915 drm class device node to the error state, not just from >> the error state back to the device. > > Interesting. That's probably not all that difficult to do (maybe even > set up a child/parent relationship?) but I actually wanted to avoid a > hard dependency since there may be cases where the failing device > disappears, e.g. in the case of USB. I have to think about this case > more, I guess.
Yeah a hard parent/child won't because the device might drop off the bus while committing seppuku. But I think we need to be able to follow the link both ways. -Daniel -- Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 57 48 - http://blog.ffwll.ch
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