linux-kernel - Re: [patch 0/9] x86, xsave: xsave/xrstor support

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Message-ID: <20080731234817.7d563c36@lxorguk.ukuu.org.uk>
Date:	Thu, 31 Jul 2008 23:48:17 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Suresh Siddha <suresh.b.siddha@...el.com>
Cc:	Andi Kleen <andi@...stfloor.org>,
	"Siddha, Suresh B" <suresh.b.siddha@...el.com>,
	Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>,
	"tglx@...utronix.de" <tglx@...utronix.de>,
	"torvalds@...ux-foundation.org" <torvalds@...ux-foundation.org>,
	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
	"arjan@...ux.intel.com" <arjan@...ux.intel.com>,
	"roland@...hat.com" <roland@...hat.com>,
	"drepper@...hat.com" <drepper@...hat.com>,
	"mikpe@...uu.se" <mikpe@...uu.se>,
	"chrisw@...s-sol.org" <chrisw@...s-sol.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [patch 0/9] x86, xsave: xsave/xrstor support

> 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 ;-)

Various watchdogs fail to conform in assorted differing ways. Wim did
some patches to build a common watchdog library and I sent him a rework
of it a while ago. Once that is adopted this should all get cleaned up.
Right now Wim is a bit busy however.

Alan
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