Re: [PATCH v1 00/12] netoops support

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On Wed, 03 November 2010 Joe Perches wrote:
> On Wed, 2010-11-03 at 11:50 -0700, Randy Dunlap wrote:
> > On Wed, 3 Nov 2010 11:16:34 -0700 Greg KH wrote:
> > > On Tue, Nov 02, 2010 at 08:37:42PM -0700, Mike Waychison wrote:
> > > > On Tue, Nov 2, 2010 at 7:34 PM, Greg KH wrote:
> > > As for the user/kernel interface, perhaps exporting the data in a text
> > > format that is "tagged" would be best?  Then the whole world can parse
> > > it easily.
> > I have been (occasionally) looking at critical kernel messages.
> > IMO we really need an easy way to find them.
> > They can begin with any of these strings (and others can be added
> > too easily):
> > BUG|panic|MCE|NMI|error:|Oops|Bad|Fatal|Unrecoverable|Unhandled|Weird
> > We need a simple (single?) tagging method to identify any/all of these,
> > /methinks.
> 
> Simply marking these messages KERN_CRIT or higher would seem to work.

That's an idea (probably better higher that can be enabled on a console with
a specific flag), though it also invites for filter levels on a per-console
base (e.g. let uart only show KERN_WARN..KERN_CRIT but having more verbosity
on termial or netconsole [per target]).

I've been playing with this last winter, need to dig out that code again and
clean it up for sharing.

Bruno
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