lkml.org 
[lkml]   [2007]   [Jun]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] Report that kernel is tainted if there were an OOPS before (v3)
On Thu, 07 Jun 2007 16:51:50 +0400 Pavel Emelianov wrote:

> If the kernel OOPSed or BUGed then it probably should
> be considered as tainted. Thus, all subsequent OOPSes
> and SysRq dumps will report the tainted kernel. This
> saves a lot of time explaining oddities in the calltraces.
>
> The previous version was buggy and reported the kernel
> to be tainted at the very first oops as was noticed by
> Dave Jones in the report from Antonino Daplas.
>
> Compilation is checked for i386, x86_64 and ia64 since
> I have no all the others at hands :)
>
> Signed-off-by: Pavel Emelianov <xemul@openvz.org>
> Cc: Randy Dunlap <randy.dunlap@oracle.com>

Acked-by: Randy Dunlap <randy.dunlap@oracle.com>

I would change the doc. comment below:


> ---
>
> diff --git a/Documentation/oops-tracing.txt b/Documentation/oops-tracing.txt
> index 7d5b60d..610e234 100644
> --- a/Documentation/oops-tracing.txt
> +++ b/Documentation/oops-tracing.txt
> @@ -237,6 +237,8 @@ characters, each representing a particul
> 7: 'U' if a user or user application specifically requested that the
> Tainted flag be set, ' ' otherwise.
>
> + 8: 'D' if the kernel has died recently, i.e. there was an OOPS or BUG.

something like:

+ 8: 'D' if the kernel has already died, i.e. there was a prior OOPS or BUG.

> +
> The primary reason for the 'Tainted: ' string is to tell kernel
> debuggers if this is a clean kernel or if anything unusual has
> occurred. Tainting is permanent: even if an offending module is

---
~Randy
*** Remember to use Documentation/SubmitChecklist when testing your code ***
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-06-08 00:13    [W:0.026 / U:0.432 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site