From: "H. Peter Anvin" <hpa@zytor.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: Jan Beulich <JBeulich@novell.com>,
mingo@elte.hu, tglx@linutronix.de, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] x86-64: re-use kernel/syscall_table_32.S in ia32/ia32entry.S
Date: Thu, 28 Apr 2011 11:17:32 -0700 [thread overview]
Message-ID: <4DB9AF3C.3090901@zytor.com> (raw)
In-Reply-To: <201104281435.33344.arnd@arndb.de>
On 04/28/2011 05:35 AM, Arnd Bergmann wrote:
>>
>> Yep, something like that (although I have to say the __SC_3264 syntax
>> makes me want to barf.)
>
> If you have a suggestion for a better syntax, I'd hope we can do
> that in asm-generic as well. My goal is to have those files set
> an example of how to best write architecture specific versions if
> they have to be different.
>
I would just call it __SYSCALL2() -- for two versions of this syscall.
I'm not all that fond of our current "compat" notion hard-coding the
assumption of a "primary" and a "compat" ABI -- largely because that
assumption is frequently false, and it is a clear violation of the
zero-one-infinity rule.
-hpa
prev parent reply other threads:[~2011-04-28 18:17 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-27 15:33 [PATCH] x86-64: re-use kernel/syscall_table_32.S in ia32/ia32entry.S Jan Beulich
2011-04-27 15:41 ` H. Peter Anvin
2011-04-27 16:02 ` Jan Beulich
2011-04-27 16:40 ` Arnd Bergmann
2011-04-27 16:43 ` H. Peter Anvin
2011-04-28 12:35 ` Arnd Bergmann
2011-04-28 18:17 ` H. Peter Anvin [this message]
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