From: Suresh Siddha <suresh.b.siddha@intel.com>
To: Andi Kleen <andi@firstfloor.org>
Cc: "Siddha, Suresh B" <suresh.b.siddha@intel.com>,
Ingo Molnar <mingo@elte.hu>, "H. Peter Anvin" <hpa@zytor.com>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"torvalds@linux-foundation.org" <torvalds@linux-foundation.org>,
"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
"arjan@linux.intel.com" <arjan@linux.intel.com>,
"roland@redhat.com" <roland@redhat.com>,
"drepper@redhat.com" <drepper@redhat.com>,
"mikpe@it.uu.se" <mikpe@it.uu.se>,
"chrisw@sous-sol.org" <chrisw@sous-sol.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [patch 0/9] x86, xsave: xsave/xrstor support
Date: Thu, 31 Jul 2008 15:19:24 -0700 [thread overview]
Message-ID: <20080731221924.GD8563@linux-os.sc.intel.com> (raw)
In-Reply-To: <20080731221435.GS23938@one.firstfloor.org>
On Thu, Jul 31, 2008 at 03:14:35PM -0700, Andi Kleen wrote:
> > Kernel was enabling watchdog, with out the userspace having the
> > heartbeat daemon....
>
> Watchdog are normally only armed when someone opens the device
> first.
But thats not what I see with for ex with, w83627hf_wdt.c
Its done at the module_init time. (while I thought it should be
really done when some user level app opens the device, probably
its poorly written to take care if the kernel panics before starting userland.
but kernel can even die before the watchdog driver load aswell ;-)
next prev parent reply other threads:[~2008-07-31 22:19 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-29 17:29 [patch 0/9] x86, xsave: xsave/xrstor support Suresh Siddha
2008-07-29 17:29 ` [patch 1/9] x86, xsave: xsave cpuid feature bits Suresh Siddha
2008-07-29 17:29 ` [patch 2/9] x86, xsave: enable xsave/xrstor on cpus with xsave support Suresh Siddha
2008-07-29 17:29 ` [patch 3/9] x86, xsave: context switch support using xsave/xrstor Suresh Siddha
2008-07-29 17:29 ` [patch 4/9] x86, xsave: dynamically allocate sigframes fpstate instead of static allocation Suresh Siddha
2008-07-29 17:29 ` [patch 5/9] x86, xsave: reorganization of signal save/restore fpstate code layout Suresh Siddha
2008-07-29 17:29 ` [patch 6/9] x86, xsave: xsave/xrstor specific routines Suresh Siddha
2008-07-29 17:29 ` [patch 7/9] x86, xsave: struct _fpstate extensions to include extended state information Suresh Siddha
2008-07-29 17:29 ` [patch 8/9] x86, xsave: save/restore the extended state context in sigframe Suresh Siddha
2008-07-29 17:29 ` [patch 9/9] x86, xsave: update xsave header bits during ptrace fpregs set Suresh Siddha
2008-07-29 23:09 ` [patch 0/9] x86, xsave: xsave/xrstor support H. Peter Anvin
2008-07-29 23:29 ` Suresh Siddha
2008-07-29 23:43 ` H. Peter Anvin
2008-07-30 10:03 ` Ingo Molnar
2008-07-30 16:31 ` H. Peter Anvin
2008-07-30 17:08 ` Suresh Siddha
2008-07-30 17:14 ` H. Peter Anvin
2008-07-30 18:25 ` Ingo Molnar
2008-07-30 21:46 ` Suresh Siddha
2008-07-30 23:41 ` Suresh Siddha
2008-07-31 21:29 ` Ingo Molnar
2008-07-31 21:58 ` Suresh Siddha
2008-07-31 22:14 ` Andi Kleen
2008-07-31 22:19 ` Suresh Siddha [this message]
2008-07-31 22:36 ` Andi Kleen
2008-07-31 22:38 ` Linus Torvalds
2008-07-31 22:50 ` Ingo Molnar
2008-08-01 2:06 ` Rene Herman
2008-08-01 9:51 ` Ingo Molnar
2008-08-01 14:27 ` Rene Herman
2008-08-01 14:49 ` Andi Kleen
2008-08-01 15:19 ` Rene Herman
2008-08-01 15:44 ` Andi Kleen
2008-08-01 16:03 ` Rene Herman
2008-07-31 22:48 ` Alan Cox
2008-07-31 22:17 ` Ingo Molnar
2008-08-13 11:00 ` Ingo Molnar
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