From: "H. Peter Anvin" <hpa@zytor.com>
To: davidm@hpl.hp.com
Cc: linux-kernel@vger.kernel.org
Subject: Re: [patch] clone_startup(), 2.5.31-A0
Date: Tue, 13 Aug 2002 13:27:02 -0700 [thread overview]
Message-ID: <3D596B96.4000305@zytor.com> (raw)
In-Reply-To: <15705.27073.997831.983519@napali.hpl.hp.com>
David Mosberger wrote:
>>>>>>On 13 Aug 2002 12:52:11 -0700, "H. Peter Anvin" <hpa@zytor.com> said:
>>>>>
>
> >> The clone() system call cannot be used by portable applications
> >> *AT ALL*, since it inherently needs a user-space assembly
> >> wrapper. It's just a matter of how you define the interface to
> >> the assembly wrapper.
>
> The function call issue is a separate question though. If you want to
> argue that the libc clone() wrapper is broken, fine by me. (BTW:
> wasn't that you who complained about platform-specific Linux syscalls
> recently? ;-)
>
I was, however, the flaws that you complained of had nothing to do with
the syscall -- it's all in the syscall wrapper (which is required for
clone(), like it or not.)
-hpa
next prev parent reply other threads:[~2002-08-13 20:23 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-08-13 15:09 Ingo Molnar
2002-08-13 15:30 ` Linus Torvalds
2002-08-13 15:44 ` Christoph Hellwig
2002-08-13 16:01 ` Linus Torvalds
2002-08-13 16:05 ` Christoph Hellwig
2002-08-13 16:20 ` Linus Torvalds
2002-08-13 18:32 ` [patch] CLONE_SETTLS, CLONE_SETTID, 2.5.31-BK Ingo Molnar
2002-08-13 18:41 ` Linus Torvalds
2002-08-13 19:09 ` Ingo Molnar
2002-08-13 19:41 ` Linus Torvalds
2002-08-13 19:41 ` Ingo Molnar
2002-08-13 19:35 ` Ingo Molnar
2002-08-15 22:38 ` [patch] complain about unknown CLONE_* flags Jamie Lokier
2002-08-16 10:17 ` Ingo Molnar
2001-11-02 5:55 ` Pavel Machek
2002-08-13 16:09 ` [patch] clone_startup(), 2.5.31-A0 Erik Andersen
2002-08-13 16:11 ` Christoph Hellwig
2002-08-13 16:32 ` David Mosberger
2002-08-13 16:44 ` John Levon
2002-08-13 19:52 ` H. Peter Anvin
2002-08-13 20:19 ` David Mosberger
2002-08-13 20:27 ` H. Peter Anvin [this message]
2002-08-13 20:52 ` David Mosberger
2002-08-13 20:57 ` H. Peter Anvin
2002-08-13 16:56 ` Ruth Ivimey-Cook
2002-08-13 17:42 ` Richard B. Johnson
2002-08-13 17:19 ` Ingo Molnar
2002-08-13 20:35 ` Kai Henningsen
2002-08-15 21:24 ` Thunder from the hill
2002-08-13 17:27 ` Ingo Molnar
2002-08-14 13:48 ` Rusty Russell
2002-08-14 18:47 ` Jamie Lokier
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