From: Andi Kleen <ak@suse.de>
To: Paul Jackson <pj@sgi.com>
Cc: Ralf Baechle <ralf@linux-mips.org>,
ak@suse.de, torvalds@osdl.org, ak@muc.de, akpm@osdl.org,
linux-arch@vger.kernel.org
Subject: Re: [PATCH] Fix argument checking in sched_setaffinity
Date: Wed, 8 Sep 2004 08:58:58 +0200 [thread overview]
Message-ID: <20040908065858.GF27886@wotan.suse.de> (raw)
In-Reply-To: <20040907155530.5008c02c.pj@sgi.com>
On Tue, Sep 07, 2004 at 03:55:30PM -0700, Paul Jackson wrote:
> Ralf wrote:
> > Same situation here for mips64. sched_setaffinity() is established and
> > being used in applications, including commercial products so changing is
> > not an option.
>
> Well ... not an option unless Linus makes it one. It would be a win
> in the long term, I think. We could introduce a new system call, and
> mark this one for eventual removal.
>
> Meanwhile, if sched_setaffinity() is being used in products we can't
> really test, then that seems to me to be one more good reason to back
> out the API tweaking that Andi and Linus have been doing to it this
> last week, and just leave it be, as it was a week ago.
The changes me and Linus did do not change anything for these
products. When they pass length == sizeof(cpumask_t) everything
is ok. The only behaviour change is for cases that would
previously have returned -EINVAL.
-Andi
next prev parent reply other threads:[~2004-09-08 7:02 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20040831183655.58d784a3.pj@sgi.com>
[not found] ` <20040904133701.GE33964@muc.de>
[not found] ` <20040904171417.67649169.pj@sgi.com>
[not found] ` <Pine.LNX.4.58.0409041717230.4735@ppc970.osdl.org>
[not found] ` <20040904180548.2dcdd488.pj@sgi.com>
[not found] ` <Pine.LNX.4.58.0409041827280.2331@ppc970.osdl.org>
[not found] ` <20040904204850.48b7cfbd.pj@sgi.com>
[not found] ` <Pine.LNX.4.58.0409042055460.2331@ppc970.osdl.org>
[not found] ` <20040904211749.3f713a8a.pj@sgi.com>
[not found] ` <20040904215205.0a067ab8.pj@sgi.com>
[not found] ` <20040906182330.GA79122@muc.de>
[not found] ` <Pine.LNX.4.58.0409061147220.28608@ppc970.osdl.org>
[not found] ` <20040906141142.663941fb.pj@sgi.com>
2004-09-07 14:40 ` [PATCH] Fix argument checking in sched_setaffinity Linus Torvalds
2004-09-07 14:48 ` Geert Uytterhoeven
2004-09-07 14:49 ` Andi Kleen
2004-09-07 21:44 ` Ralf Baechle
2004-09-07 22:55 ` Paul Jackson
2004-09-08 6:58 ` Andi Kleen [this message]
2004-09-08 7:26 ` Paul Jackson
2004-09-08 0:26 ` Anton Blanchard
2004-09-07 14:50 ` Matthew Wilcox
2004-09-08 0:24 ` Anton Blanchard
2004-09-08 0:33 ` [PATCH] [ppc64] compat_get_bitmap/compat_put_bitmap Anton Blanchard
2004-09-08 0:40 ` [PATCH] [ppc64] Fix compat cpu affinity on big endian 64bit Anton Blanchard
2004-09-08 0:43 ` [PATCH] [ppc64] Fix compat NUMA API " Anton Blanchard
2004-09-08 5:22 ` [PATCH] [ppc64] Fix compat cpu affinity " Andrew Morton
2004-09-08 5:34 ` Anton Blanchard
2004-09-08 5:43 ` Andrew Morton
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