From: Joe Korty <joe.korty@ccur.com>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Linux Kernel list <linux-kernel@vger.kernel.org>
Subject: Re: siginfo & 32 bits compat, what is the story ?
Date: Mon, 19 Apr 2004 13:55:03 -0400 [thread overview]
Message-ID: <20040419175503.GA4383@tsunami.ccur.com> (raw)
In-Reply-To: <1082360155.1677.31.camel@gaston>
On Mon, Apr 19, 2004 at 05:35:55PM +1000, Benjamin Herrenschmidt wrote:
> So I've been playing around the siginfo copy code for 32 bits
> processes on ppc64 and found some interesting stuffs that I don't
> know how to fix at this point.
>
> I looked at x86-64, and they always copy/convert those 3 fields,
> never copy the rest of the siginfo. I looked at s390 and they do
> the opposite: just copy the rest of the structure...
I believe the x86_64 method is correct.
It might be worth moving this compatibility code to a
common place where all architectures could reference it.
Joe
next prev parent reply other threads:[~2004-04-19 17:55 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-19 7:35 siginfo & 32 bits compat, what is the story ? Benjamin Herrenschmidt
2004-04-19 17:55 ` Joe Korty [this message]
2004-04-19 22:02 ` Benjamin Herrenschmidt
[not found] <1MBxZ-6l5-37@gated-at.bofh.it>
[not found] ` <1MLe2-5WC-25@gated-at.bofh.it>
[not found] ` <1MP7P-UD-13@gated-at.bofh.it>
2004-04-19 22:44 ` Andi Kleen
2004-04-20 0:30 ` Benjamin Herrenschmidt
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