On Tuesday 10 July 2012, Anton Vorontsov wrote:
> With this support kernel can save functions call chain log into a
> persistent ram buffer that can be decoded and dumped after reboot
> through pstore filesystem. It can be used to determine what function
> was last called before a hang or an unexpected reset (caused by, for
> example, a buggy driver that abuses HW).
I just looked at the patches, and they are all well implemented. I could
find nothing wrong with the implementation. As to the question of whether
we want this functionality I have to leave that to the tracing people.
Arnd
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