From: Ulrich Drepper <drepper@redhat.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: John Williams <john.williams@petalogix.com>,
monstr@seznam.cz, Matthew Wilcox <matthew@wil.cx>,
Will Newton <will.newton@gmail.com>,
Linux Kernel list <linux-kernel@vger.kernel.org>,
linux-arch@vger.kernel.org, git@xilinx.com,
Stephen Neuendorffer <stephen.neuendorffer@xilinx.com>,
John Linn <John.Linn@xilinx.com>
Subject: Re: microblaze syscall list
Date: Sat, 03 May 2008 08:56:56 -0700 [thread overview]
Message-ID: <481C8B48.5020306@redhat.com> (raw)
In-Reply-To: <200805031116.50236.arnd@arndb.de>
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Arnd Bergmann wrote:
> Uli: The question at hand is what syscalls a new linux architecture
> should implement. To take utimes() as an example, the kernel currently
> has utime(), utimes(), futimesat() and utimensat(), while glibc
> provides utime(), utimes(), futimes(), futimesat(), futimens() and
> utimensat(). In theory, all the glibc interfaces could be provided
> on top of the utimensat() syscall, but should they?
Yes, this is how it should be. It's not done because no architecture
glibc officially supports arrived after these and similar syscalls
arrived. There is no need to implement the not-*at interface, no need
to implement the creat syscall, etc etc.
- --
➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖
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next prev parent reply other threads:[~2008-05-03 15:58 UTC|newest]
Thread overview: 91+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-22 12:13 [RFC] Introduce __ARCH_WANT_SYS_SYSFS Will Newton
2008-04-22 12:13 ` Will Newton
2008-04-22 13:15 ` Arnd Bergmann
2008-04-22 13:15 ` Arnd Bergmann
[not found] ` <200804221515.28075.arnd-r2nGTMty4D4@public.gmane.org>
2008-04-23 21:16 ` Michal Simek
2008-04-23 21:16 ` Michal Simek
[not found] ` <480FA729.3000406-9Vj9tDbzfuSlVyrhU4qvOw@public.gmane.org>
2008-04-23 21:38 ` Mike Frysinger
2008-04-23 21:38 ` Mike Frysinger
2008-04-24 11:11 ` microblaze syscall list Arnd Bergmann
2008-04-24 11:11 ` Arnd Bergmann
2008-04-24 18:42 ` Michal Simek
2008-04-24 18:42 ` Michal Simek
[not found] ` <4810D4A4.7050900-9Vj9tDbzfuSlVyrhU4qvOw@public.gmane.org>
2008-04-24 21:21 ` Arnd Bergmann
2008-04-24 21:21 ` Arnd Bergmann
2008-04-25 9:36 ` [microblaze-uclinux] " John Williams
2008-04-25 9:36 ` John Williams
[not found] ` <4811A623.80104-rVRm/Wmeqae7NGdpmJTKYQ@public.gmane.org>
2008-04-25 10:06 ` Matthew Wilcox
2008-04-25 10:06 ` Matthew Wilcox
[not found] ` <20080425100614.GB14990-6jwH94ZQLHl74goWV3ctuw@public.gmane.org>
2008-04-25 11:32 ` Geert Uytterhoeven
2008-04-25 11:32 ` Geert Uytterhoeven
2008-04-27 2:04 ` John Williams
2008-04-27 2:04 ` John Williams
[not found] ` <4813DF3E.6080800-rVRm/Wmeqae7NGdpmJTKYQ@public.gmane.org>
2008-04-27 15:52 ` Michal Simek
2008-04-27 15:52 ` Michal Simek
[not found] ` <4814A153.3040600-9Vj9tDbzfuSlVyrhU4qvOw@public.gmane.org>
2008-04-27 16:50 ` Alan Cox
2008-04-27 16:50 ` Alan Cox
2008-04-27 20:15 ` Arnd Bergmann
2008-04-27 20:15 ` Arnd Bergmann
[not found] ` <200804272215.32862.arnd-r2nGTMty4D4@public.gmane.org>
2008-04-28 0:15 ` John Williams
2008-04-28 0:15 ` John Williams
2008-04-28 12:31 ` Arnd Bergmann
2008-04-28 12:31 ` Arnd Bergmann
2008-05-01 19:17 ` Arnd Bergmann
2008-05-02 5:38 ` John Williams
2008-05-02 8:18 ` Michal Simek
2008-05-02 8:18 ` Michal Simek
2008-05-03 3:49 ` John Williams
2008-05-03 3:49 ` John Williams
2008-05-03 9:16 ` Arnd Bergmann
2008-05-03 15:56 ` Ulrich Drepper [this message]
2008-05-03 21:14 ` Arnd Bergmann
2008-05-05 1:09 ` John Williams
2008-05-05 14:08 ` Arnd Bergmann
2008-05-03 21:57 ` Arnd Bergmann
2008-05-04 9:12 ` Michal Simek
2008-05-04 19:37 ` Arnd Bergmann
2008-05-05 6:18 ` Michal Simek
2008-05-04 22:09 ` H. Peter Anvin
2008-05-04 22:54 ` Arnd Bergmann
2008-05-04 22:53 ` H. Peter Anvin
2008-05-04 22:53 ` H. Peter Anvin
2008-05-06 8:33 ` Michal Simek
2008-04-28 3:58 ` Stephen Neuendorffer
[not found] ` <200804241311.09881.arnd-r2nGTMty4D4@public.gmane.org>
2008-04-24 20:51 ` Michal Simek
2008-04-24 20:51 ` Michal Simek
[not found] ` <4988.7968-24314-1195487808-1209070282-9Vj9tDbzfuSlVyrhU4qvOw@public.gmane.org>
2008-04-24 21:37 ` Arnd Bergmann
2008-04-24 21:37 ` Arnd Bergmann
[not found] ` <87a5b0800804220513t75690ceao938a288596b5ad0c-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-04-22 15:12 ` [RFC] Introduce __ARCH_WANT_SYS_SYSFS Randy Dunlap
2008-04-22 15:12 ` Randy Dunlap
[not found] ` <20080422081211.e85989ec.randy.dunlap-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2008-04-22 15:16 ` Will Newton
2008-04-22 15:16 ` Will Newton
[not found] ` <87a5b0800804220816y72a7f4f9gec2111df08a1a57f-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-04-22 15:24 ` Kyle McMartin
2008-04-22 15:24 ` Kyle McMartin
[not found] ` <20080422152426.GG19802-EK4dZfYtfFRW/gs8oUvUg/d9D2ou9A/h@public.gmane.org>
2008-04-22 15:34 ` Will Newton
2008-04-22 15:34 ` Will Newton
[not found] ` <87a5b0800804220834q4d6daec1x4146d211115ab5c-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-04-22 15:38 ` Kyle McMartin
2008-04-22 15:38 ` Kyle McMartin
[not found] ` <20080422153849.GH19802-EK4dZfYtfFRW/gs8oUvUg/d9D2ou9A/h@public.gmane.org>
2008-04-23 14:36 ` Will Newton
2008-04-23 14:36 ` Will Newton
[not found] ` <87a5b0800804230736k340e7fe9mffbd72b5b8164015-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-04-23 14:59 ` Arnd Bergmann
2008-04-23 14:59 ` Arnd Bergmann
2008-04-23 15:40 ` Kyle McMartin
2008-04-23 15:40 ` Kyle McMartin
[not found] ` <20080423154038.GL19802-EK4dZfYtfFRW/gs8oUvUg/d9D2ou9A/h@public.gmane.org>
2008-04-23 15:50 ` Will Newton
2008-04-23 15:50 ` Will Newton
2008-04-23 16:05 ` Mike Frysinger
2008-04-23 16:05 ` Mike Frysinger
[not found] ` <8bd0f97a0804230905x19fd96aevc8f225d241e59369-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-04-23 17:59 ` Mike Frysinger
2008-04-23 17:59 ` Mike Frysinger
[not found] ` <8bd0f97a0804231059w76592878s3f6bf4a488b3ddea-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-04-24 9:18 ` Will Newton
2008-04-24 9:18 ` Will Newton
2008-04-23 18:44 ` Sam Ravnborg
2008-04-23 18:44 ` Sam Ravnborg
2008-04-24 14:51 ` Adrian Bunk
2008-04-24 14:51 ` Adrian Bunk
2008-04-22 15:21 ` Kyle McMartin
2008-04-22 15:21 ` Kyle McMartin
[not found] ` <20080422152122.GF19802-EK4dZfYtfFRW/gs8oUvUg/d9D2ou9A/h@public.gmane.org>
2008-04-22 15:38 ` Arnd Bergmann
2008-04-22 15:38 ` Arnd Bergmann
2008-04-22 15:42 ` Kyle McMartin
2008-04-22 15:42 ` Kyle McMartin
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