linux-kernel - Re: 2.6.20-rc7: known regressions

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Message-Id: <200702031058.13830.ak@suse.de>
Date:	Sat, 3 Feb 2007 10:58:13 +0100
From:	Andi Kleen <ak@...e.de>
To:	Frédéric Riss <frederic.riss@...il.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Matt Domsch <Matt_Domsch@...l.com>,
	Adrian Bunk <bunk@...sta.de>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Eric Van Hensbergen <ericvh@...il.com>,
	Trond Myklebust <trond.myklebust@....uio.no>,
	Neil Brown <neilb@...e.de>,
	Stephen Hemminger <shemminger@...ux-foundation.org>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Jeff Garzik <jeff@...zik.org>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Francois Romieu <romieu@...zoreil.com>
Subject: Re: 2.6.20-rc7: known regressions

On Saturday 03 February 2007 10:49, Frédéric Riss wrote:

> Was what I did in the initial patch: 
>      http://lkml.org/lkml/2007/1/30/258 
> 
> The issue is that the structure definition is used on multiple
> architectures (for now ia64 and i386) which might used different calling
> conventions. As Bjorn Helgaas pointed out, ia64 already has such wrapper
> functions. I agree that the casting isn't the nicest thing, but I prefer
> that to writing asm stubs.

Define a efilinkage macro then that expands to nothing on ia64

Probably asmlinkage would work already, syscall_linkage as used on ia64 doesn't
seem to affect function pointers.

-Andi
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