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From: "Bruno Prémont" <bonbons@linux-vserver.org>
To: Joe Perches <joe@perches.com>
Cc: Mike Waychison <mikew@google.com>,
	Randy Dunlap <randy.dunlap@oracle.com>, Greg KH <gregkh@suse.de>,
	simon.kagstrom@netinsight.net, davem@davemloft.net,
	adurbin@google.com, akpm@linux-foundation.org, chavey@google.com,
	linux-kernel@vger.kernel.org, linux-api@vger.kernel.org
Subject: Re: [PATCH v1 00/12] netoops support
Date: Wed, 3 Nov 2010 21:58:51 +0100	[thread overview]
Message-ID: <20101103215851.2df7723f@neptune.home> (raw)
In-Reply-To: <1288813229.10236.2.camel@Joe-Laptop>

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

  reply	other threads:[~2010-11-03 20:59 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-03  1:29 Mike Waychison
2010-11-03  1:29 ` [PATCH v1 01/12] Oops: Pass regs to oops_exit() Mike Waychison
2010-11-03  1:29 ` [PATCH v1 02/12] kmsg_dumper: Pass pt_regs along to dumpers Mike Waychison
2010-11-03  1:29 ` [PATCH v1 03/12] kmsg_dumper: Introduce a new 'SOFT' dump reason Mike Waychison
2010-11-03  1:29 ` [PATCH v1 04/12] sys-rq: Add option to soft dump Mike Waychison
2010-11-03  1:29 ` [PATCH v1 05/12] netoops: add core functionality Mike Waychison
2010-11-03  1:30 ` [PATCH v1 06/12] netoops: Add x86 specific bits to packet headers Mike Waychison
2010-11-03  1:30 ` [PATCH v1 07/12] netoops: Add user programmable fields to the netoops packet Mike Waychison
2010-11-03  1:30 ` [PATCH v1 08/12] netoops: Add one-shot mode Mike Waychison
2010-11-03  1:30 ` [PATCH v1 09/12] netoops: Add an interface to trigger various types of crashes Mike Waychison
2010-11-03  1:30 ` [PATCH v1 10/12] kmsg_dump: Export symbol kmsg_dump() to GPL modules Mike Waychison
2010-11-03  1:30 ` [PATCH v1 11/12] ipv4: Export arp_bind_neighbour() symbol " Mike Waychison
2010-11-03  1:30 ` [PATCH v1 12/12] netoops: Allow the driver to be built as a module Mike Waychison
2010-11-03  2:34 ` [PATCH v1 00/12] netoops support Greg KH
2010-11-03  3:37   ` Mike Waychison
2010-11-03 18:16     ` Greg KH
2010-11-03 18:50       ` Randy Dunlap
2010-11-03 19:40         ` Joe Perches
2010-11-03 20:58           ` Bruno Prémont [this message]
2010-11-03 19:03       ` Mike Waychison
2010-11-03 20:29         ` Mike Waychison
2010-11-03 20:54           ` Matt Mackall
2010-11-04  1:18             ` Mike Waychison
2010-11-04  6:35               ` Américo Wang
2010-11-04 17:38                 ` Mike Waychison
2010-11-04  6:15             ` Américo Wang
2010-11-04 17:21               ` Mike Waychison

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