[lkml]   [2011]   [May]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [RFC 0/9] mce recovery for Sandy Bridge server
On Tue, May 24, 2011 at 09:57:46AM -0700, Luck, Tony wrote:
> So can we talk about this part for a while before returning to the
> "how to report this" discussion?
> So here's the situation - we are in the NMI handler when we find from
> looking at the machine check bank registers that we have a recoverable
> error. We know the physical address, and we know the task (which might
> have been in user or kernel context). I can package that information
> into a perf/event ... but then how can I mark the current task as
> not-fit-for-execution?

Maybe something like


finish work in NMI context

do remaining work in process context like sending appropriate signals
etc; finally:

set_task_state(tsk, TASK_RUNNING)



Advanced Micro Devices GmbH
Einsteinring 24, 85609 Dornach
General Managers: Alberto Bozzo, Andrew Bowd
Registration: Dornach, Gemeinde Aschheim, Landkreis Muenchen
Registergericht Muenchen, HRB Nr. 43632

 \ /
  Last update: 2011-05-24 19:35    [W:0.092 / U:23.712 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site