linux-kernel - Re: Various x86 syscall mechanisms

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Message-ID: <485D31A5.80001@zytor.com>
Date:	Sat, 21 Jun 2008 09:51:49 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Andi Kleen <andi@...stfloor.org>
CC:	Jeremy Fitzhardinge <jeremy@...p.org>,
	Roland McGrath <roland@...hat.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: Various x86 syscall mechanisms

Andi Kleen wrote:
> "H. Peter Anvin" <hpa@...or.com> writes:
> 
>> There is no reason we couldn't do syscall for 32-bit native, but the
>> only processor that would benefit would be K7, and that's far enough
> 
> K6 actually. K7 has sysenter AFAIK. The K6 syscall was also slightly different
> and would need special case code.

Sorry, yes, K6.  Even more historic.

	-hpa
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