From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: kosaki.motohiro@jp.fujitsu.com, Mike Waychison <mikew@google.com>,
simon.kagstrom@netinsight.net, davem@davemloft.net,
nhorman@tuxdriver.com, Matt Mackall <mpm@selenic.com>,
adurbin@google.com, linux-kernel@vger.kernel.org,
chavey@google.com, Greg KH <greg@kroah.com>,
Americo Wang <xiyou.wangcong@gmail.com>,
akpm@linux-foundation.org, linux-api@vger.kernel.org
Subject: Re: [PATCH v2 17/23] kmsg_dumper: Introduce a new 'SOFT' dump reason
Date: Tue, 9 Nov 2010 14:54:52 +0900 (JST) [thread overview]
Message-ID: <20101109145540.BC72.A69D9226@jp.fujitsu.com> (raw)
In-Reply-To: <20101109144749.BC6C.A69D9226@jp.fujitsu.com>
> Hi
>
> > It is a useful to be able to exercise kmsg_dumper implementations without
> > requiring a kernel oops or panic. This commit adds a new reason called
> > KMSG_DUMP_SOFT, which signifies that the system isn't really going down.
> >
> > This logic is used in a later commit that introduces the netoops driver.
> >
> > Signed-off-by: Mike Waychison <mikew@google.com>
> > ---
> >
> > It is also possible that we not introduce KMSG_DUMP_SOFT, and simply overload
> > the existing KMSG_DUMP_OOPS reason, but I figured that this would be cleaner.
> >
> > TODO: Make sure mtdoops and ramoops do something useful with this flag?
>
> Yes. If userland explicitly want to log, we have no reason to refuse it. :)
I meant I think your change has no problem.
> But, I don't think KMSG_DUMP_SOFT is good name because _SOFT don't explain
> anything.
next prev parent reply other threads:[~2010-11-09 5:54 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-08 20:31 [PATCH v2 00/23] netoops support Mike Waychison
2010-11-08 20:31 ` [PATCH v2 01/23] netconsole: Remove unneeded reference counting Mike Waychison
2010-11-08 20:31 ` [PATCH v2 02/23] netconsole: Introduce locking over the netpoll fields Mike Waychison
2010-11-08 20:31 ` [PATCH v2 03/23] netconsole: Introduce 'enabled' state-machine Mike Waychison
2010-11-08 20:32 ` [PATCH v2 04/23] netconsole: Call netpoll_cleanup() in process context Mike Waychison
2010-11-09 12:07 ` Neil Horman
2010-11-09 17:18 ` Mike Waychison
2010-11-09 19:33 ` Neil Horman
2010-11-08 20:32 ` [PATCH v2 05/23] netconsole: Wrap the list and locking in a structure Mike Waychison
2010-11-08 20:32 ` [PATCH v2 06/23] netconsole: Push configfs_subsystem into netpoll_targets Mike Waychison
2010-11-08 20:32 ` [PATCH v2 07/23] netconsole: Move netdev_notifier " Mike Waychison
2010-11-08 20:32 ` [PATCH v2 08/23] netconsole: Split out netpoll_targets init/exit Mike Waychison
2010-11-08 20:32 ` [PATCH v2 09/23] netconsole: Add pointer to netpoll_targets Mike Waychison
2010-11-08 20:32 ` [PATCH v2 10/23] netconsole: Rename netconsole_target -> netpoll_target Mike Waychison
2010-11-08 20:32 ` [PATCH v2 11/23] netconsole: Abstract away the subsystem name Mike Waychison
2010-11-08 20:32 ` [PATCH v2 12/23] netpoll: Introduce netpoll_target configs Mike Waychison
2010-11-09 3:30 ` Américo Wang
2010-11-09 4:27 ` Américo Wang
2010-11-09 8:34 ` Mike Waychison
2010-11-09 9:06 ` Américo Wang
2010-11-09 9:38 ` [RFC PATCH] configfs: make it not be a module any more Américo Wang
2010-11-09 14:20 ` [PATCH v2 12/23] netpoll: Introduce netpoll_target configs Greg KH
2010-11-09 17:24 ` Mike Waychison
2010-11-09 17:27 ` Greg KH
2010-11-08 20:32 ` [PATCH v2 13/23] netconsole: Move setting of default ports Mike Waychison
2010-11-08 20:32 ` [PATCH v2 14/23] netpoll: Move target code into netpoll_targets.c Mike Waychison
2010-11-08 20:33 ` [PATCH v2 15/23] Oops: Pass regs to oops_exit() Mike Waychison
2010-11-08 20:33 ` [PATCH v2 16/23] kmsg_dumper: Pass pt_regs along to dumpers Mike Waychison
2010-11-08 20:33 ` [PATCH v2 17/23] kmsg_dumper: Introduce a new 'SOFT' dump reason Mike Waychison
2010-11-09 5:49 ` KOSAKI Motohiro
2010-11-09 5:54 ` KOSAKI Motohiro [this message]
2010-11-08 20:33 ` [PATCH v2 18/23] sys-rq: Add option to soft dump Mike Waychison
2010-11-08 21:09 ` Randy Dunlap
2010-11-08 22:27 ` Mike Waychison
2010-11-08 22:31 ` Randy Dunlap
2010-11-08 20:33 ` [PATCH v2 19/23] netoops: add core functionality Mike Waychison
2010-11-08 20:33 ` [PATCH v2 20/23] netoops: Add x86 specific bits to packet headers Mike Waychison
2010-11-09 14:22 ` Neil Horman
2010-11-09 17:56 ` Mike Waychison
2010-11-08 20:33 ` [PATCH v2 21/23] netoops: Add user programmable fields to the netoops packet Mike Waychison
2010-11-08 20:33 ` [PATCH v2 22/23] netoops: Add one-shot mode Mike Waychison
2010-11-08 20:33 ` [PATCH v2 23/23] netoops: Add an interface to trigger various types of crashes Mike Waychison
2010-11-08 20:55 ` [PATCH v2 00/23] netoops support Matt Mackall
2010-11-08 21:20 ` David Miller
2010-11-08 21:43 ` Mike Waychison
2010-11-09 1:28 ` Andi Kleen
2010-11-09 4:25 ` Américo Wang
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