From: "H. Peter Anvin" <hpa@zytor.com>
To: "H. Peter Anvin" <hpa@zytor.com>,
Gerd Hoffmann <kraxel@redhat.com>,
akpm@linux-foundation.org, mm-commits@vger.kernel.org,
arnd@arndb.de, linux-api@vger.kernel.org, linux-arch@vger.k
Subject: Re: + preadv-pwritev-add-preadv-and-pwritev-system-calls.patch added to -mm tree
Date: Wed, 04 Feb 2009 16:42:48 -0800 [thread overview]
Message-ID: <498A3608.3010008@zytor.com> (raw)
In-Reply-To: <20090203174257.GC20898@flint.arm.linux.org.uk>
Russell King wrote:
>
> This is an overly simplified view of things. There exist syscalls where
> it's not just a matter of padding, but instead where the chosen argument
> order interacts with the ABI padding requirements to produce something
> which the syscall interface can't handle. There are two solutions to
> that: reorder the syscall arguments or split them up into 32-bit high/low
> quantities.
>
I just went back and looked specifically at this, and I wonder if you
could be more concrete. In particular, this seems to imply a rule
somewhere which could probably be improved reasonably easily.
-hpa
next prev parent reply other threads:[~2009-02-05 0:42 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-02 21:35 + preadv-pwritev-add-preadv-and-pwritev-system-calls.patch added to -mm tree akpm
[not found] ` <200902022135.n12LZa1a010673-AB4EexQrvXRQetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org>
2009-02-02 21:50 ` H. Peter Anvin
[not found] ` <49876A91.4000705-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2009-02-03 10:14 ` Gerd Hoffmann
[not found] ` <49881904.30705-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2009-02-03 17:06 ` H. Peter Anvin
[not found] ` <498879B3.8030002-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2009-02-03 17:15 ` Russell King
[not found] ` <20090203171559.GA20898-f404yB8NqCZvn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2009-02-03 17:29 ` H. Peter Anvin
[not found] ` <49887EF4.1090300-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2009-02-03 17:42 ` Russell King
2009-02-03 20:19 ` H. Peter Anvin
2009-02-05 0:42 ` H. Peter Anvin [this message]
2009-02-02 21:51 ` H. Peter Anvin
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