From: Gerd Hoffmann <kraxel@redhat.com>
To: Scott Lurndal <scott.lurndal@3leafsystems.com>,
Gerd Hoffmann <kraxel@redhat.com>,
Matthew Wilcox <matthew@wil.cx>,
linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org,
Ulrich Drepper <drepper@redhat.com>
Subject: Re: [PATCH v2] Add preadv and pwritev system calls.
Date: Fri, 12 Dec 2008 20:56:00 +0100 [thread overview]
Message-ID: <4942C1D0.1080009@redhat.com> (raw)
Message-ID: <20081212195600.TJlDPKaOZRt0-YZtYCQqpQueJlAHEh6pmZcEhAvFcHc@z> (raw)
In-Reply-To: <20081212190728.GC5774@flint.arm.linux.org.uk>
Russell King wrote:
>> should be similar to pread/pwrite, e.g:
>>
>> int preadv(fd, iovec, iovec_size, offset)
>
> Yes, and that's easy for glibc to achieve.
This hints the ABI problem exists at syscall level only. Is that
correct? So we can have
preadv(fd, vec, vlen, off)
argument ordering at app <-> glibc level and
preadv(fd, vec, off, vlen)
ordering at glibc <-> kernel (aka syscall) level and it works fine for
ARM + MIPS + PARISC?
thanks,
Gerd
next prev parent reply other threads:[~2008-12-12 19:56 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-12 14:00 [PATCH v2] Add preadv and pwritev system calls Gerd Hoffmann
2008-12-12 15:29 ` Matthew Wilcox
2008-12-12 15:48 ` Gerd Hoffmann
2008-12-12 15:51 ` Matthew Wilcox
2008-12-12 16:02 ` Gerd Hoffmann
2008-12-12 17:03 ` Matthew Wilcox
2008-12-12 17:03 ` Matthew Wilcox
2008-12-12 18:21 ` Alan Cox
2008-12-12 19:02 ` Russell King
2008-12-12 18:29 ` Scott Lurndal
2008-12-12 19:07 ` Russell King
2008-12-12 19:56 ` Gerd Hoffmann [this message]
2008-12-12 19:56 ` Gerd Hoffmann
2008-12-12 20:12 ` Russell King
2008-12-12 20:12 ` Russell King
2008-12-12 20:39 ` Gerd Hoffmann
2008-12-12 20:39 ` Gerd Hoffmann
2008-12-14 18:19 ` Pavel Machek
2008-12-14 18:19 ` Pavel Machek
2008-12-15 16:37 ` Jennifer Pioch
2008-12-15 20:43 ` Gerd Hoffmann
2008-12-16 9:57 ` Arnd Bergmann
[not found] ` <200812161057.03025.arnd-r2nGTMty4D4@public.gmane.org>
2008-12-17 1:45 ` Dan Mick
2008-12-17 1:45 ` [osol-code] " Dan Mick
2008-12-12 19:47 ` Arnd Bergmann
2008-12-12 20:02 ` Gerd Hoffmann
2008-12-14 11:49 ` Heiko Carstens
2008-12-15 4:14 ` Paul Mackerras
2008-12-15 6:20 ` David Miller
2008-12-12 15:40 ` Ralf Baechle
2008-12-12 16:59 ` Russell King
2008-12-13 1:18 ` Michael Kerrisk
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