Re: [PATCH v2 2/5] x86/mce: dump error msg from severities

[Yazen Ghannam]

On Wed, Mar 05, 2025 at 10:33:04PM +0000, Luck, Tony wrote:
> >>> 2) I'd like to see a patch for a stack trace for the unrecoverable case.
> >>
> >> Could you provide any reference link to your previous patch?
> >
> > https://lore.kernel.org/all/20220922195136.54575-1-tony.luck@xxxxxxxxx/
> 
> Yazen has some cleanups to the severity code under consideration
> here:
> 
> https://github.com/AMDESE/linux/commit/cf0b8a97240abf0fbd98a91cd8deb262f827721b
> 
> 
> I wonder if a slightly different approach with the "mce_action" that Yazen
> defines being a bitmask of options, instead of an enum, would be possible?
> 
> If that happened, then adding a "dump the call stack to the console" option
> would fit neatly into the scheme.
> 

Right, I was thinking something similar. Basically, replace single
action (enum) with multiple possible actions (flags/bitmask). And we can
have a mask for a "class" of actions for general cases.

Thanks,
Yazen