linux-kernel - Re: [patch 2.6.26] /dev/hpet

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Message-ID: <488F8B1B.3080500@kernel.org>
Date:	Tue, 29 Jul 2008 14:26:51 -0700
From:	"H. Peter Anvin" <hpa@...nel.org>
To:	David Brownell <david-b@...bell.net>
CC:	Clemens Ladisch <clemens@...isch.de>,
	lkml <linux-kernel@...r.kernel.org>, bob.picco@...com,
	venkatesh.pallipadi@...el.com, Vojtech Pavlik <vojtech@...e.cz>,
	the arch/x86 maintainers <x86@...nel.org>
Subject: Re: [patch 2.6.26] /dev/hpet - fixes and cleanup

David Brownell wrote:
> 
> On x86_64 the vsyscall stuff should kick in for gettimeofday()
> when HPET is in use, eliminating the need for /dev/hpet mmapping.
> 
> I don't really know vsyscalls ... but if that could be done on
> i386 systems, the last argument for /dev/hpet would seem gone...
> 

i386 already uses vsyscalls.

	-hpa
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