From: Anton Blanchard <anton@samba.org>
To: Andi Kleen <ak@muc.de>
Cc: "David S. Miller" <davem@redhat.com>,
linux-kernel@vger.kernel.org, arnd@arndb.de
Subject: Re: compat syscall args
Date: Wed, 2 Jun 2004 03:04:18 +1000 [thread overview]
Message-ID: <20040601170418.GA4239@krispykreme> (raw)
In-Reply-To: <m38yf7juj6.fsf@averell.firstfloor.org>
> It would be better to do this consistently over all architectures
> and do the sign extension (which is much less common than zero
> extension) always in C code. Then when someone adds a new compat
> handler the chances are high that it will just work over multiple
> architectures (ok minus s390) without much more changes.
On ppc64 we now zero extend all arguments. I too would like to see the
sign extension done in the common compat code, at the moment we have to
be careful to do it before calling compat code.
Anton
next prev parent reply other threads:[~2004-06-01 17:09 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <21hGW-h5-5@gated-at.bofh.it>
[not found] ` <229Hi-B1-11@gated-at.bofh.it>
[not found] ` <22drH-3Bc-47@gated-at.bofh.it>
[not found] ` <22dL7-3O8-39@gated-at.bofh.it>
2004-06-01 13:07 ` compat syscall args Andi Kleen
2004-06-01 17:04 ` Anton Blanchard [this message]
2004-06-01 21:28 ` David S. Miller
2004-05-29 19:23 David S. Miller
2004-05-29 19:31 ` David S. Miller
2004-06-01 13:03 ` Arnd Bergmann
2004-06-01 5:06 ` Stephen Rothwell
2004-06-01 9:07 ` Arnd Bergmann
2004-06-01 9:24 ` David S. Miller
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