From: Ingo Molnar <mingo@elte.hu>
To: Andrea Arcangeli <andrea@suse.de>
Cc: Andrew Morton <akpm@osdl.org>,
torvalds@osdl.org, hch@infradead.org, drepper@redhat.com,
linux-kernel@vger.kernel.org
Subject: Re: sched_setaffinity usability
Date: Thu, 18 Mar 2004 21:28:56 +0100 [thread overview]
Message-ID: <20040318202856.GA10437@elte.hu> (raw)
In-Reply-To: <20040318200111.GA16743@dualathlon.random>
* Andrea Arcangeli <andrea@suse.de> wrote:
> > architecture that wants to accelerate syscalls in user-space (and/or
>
> x86-64 is the first arch ever implementing vsyscalls in production
> with the fastest possible API.
>
> The API doesn't contemplate the idea of relocating the vsyscall
> address, but it can be extended easily with a relocation API.
you'd end up doing much like what a DSO does. Anyway, what you say does
not conflict with the idea of the VDSO at all. It's only that x86 has
the most complex needs in this area so it was the first to do a real
DSO.
Ingo
next prev parent reply other threads:[~2004-03-18 20:28 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-03-18 8:05 sched_setaffinity usability Ulrich Drepper
2004-03-18 8:12 ` Tim Hockin
2004-03-18 8:22 ` Ulrich Drepper
2004-03-18 8:47 ` Ulrich Drepper
2004-03-18 9:45 ` Andrew Morton
2004-03-18 10:10 ` Andrew Morton
2004-03-18 11:29 ` Ingo Molnar
2004-03-18 12:07 ` Christoph Hellwig
2004-03-18 12:31 ` Ingo Molnar
2004-03-19 8:05 ` Ulrich Drepper
2004-03-18 15:55 ` Linus Torvalds
2004-03-18 18:24 ` Ingo Molnar
2004-03-18 18:33 ` Andrew Morton
2004-03-18 18:39 ` Ingo Molnar
2004-03-18 18:55 ` Ingo Molnar
2004-03-18 20:01 ` Andrea Arcangeli
2004-03-18 20:28 ` Ingo Molnar [this message]
2004-03-18 20:49 ` David Lang
2004-03-18 20:57 ` Randy.Dunlap
2004-03-18 21:06 ` Ingo Molnar
2004-03-18 21:07 ` Davide Libenzi
2004-03-18 21:46 ` Ingo Molnar
2004-03-19 1:37 ` Davide Libenzi
2004-03-19 9:02 ` Helge Hafting
2004-03-21 9:51 ` Ingo Molnar
2004-03-19 0:00 ` Paul Jackson
2004-03-18 17:47 ` sched_setaffinity usability -- other issue Chris Friesen
[not found] <1B0Ls-lY-27@gated-at.bofh.it>
[not found] ` <1B42z-3Lx-5@gated-at.bofh.it>
[not found] ` <1B4Fh-4sQ-3@gated-at.bofh.it>
[not found] ` <1B86P-8gq-69@gated-at.bofh.it>
[not found] ` <1Bars-2s6-29@gated-at.bofh.it>
[not found] ` <1BaKU-2Lg-49@gated-at.bofh.it>
[not found] ` <1BaKX-2Lg-61@gated-at.bofh.it>
[not found] ` <1BaUR-2V0-41@gated-at.bofh.it>
2004-03-18 21:23 ` sched_setaffinity usability Andi Kleen
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