From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Jakub Jelinek <jakub@redhat.com>
Cc: linuxppc-dev@ozlabs.org, Paul Mackerras <paulus@samba.org>
Subject: Re: [PATCH] Adjust arch/powerpc inline asms for recent gcc change
Date: Wed, 30 Jun 2010 16:10:39 +1000 [thread overview]
Message-ID: <1277878239.4200.285.camel@pasglop> (raw)
In-Reply-To: <20100625111829.GH12443@tyan-ft48-01.lab.bos.redhat.com>
On Fri, 2010-06-25 at 13:18 +0200, Jakub Jelinek wrote:
> On Fri, Jun 25, 2010 at 01:08:23PM +0200, Segher Boessenkool wrote:
> > > - stw%U0%X0 %L2,%1"
> > > - : "=m" (*ptep), "=m" (*((unsigned char *)ptep+4))
> > > + stw%U1%X1 %L2,%1"
> > > + : "=m<>" (*ptep), "=m<>" (*((unsigned char *)ptep+4))
> > > : "r" (pte) : "memory");
> >
> > This still isn't correct -- the constraint says that a byte
> > is written, but the insn changes a word. Probably should just
> > be ptep[1] ?
Oops, almost forgot about this. Are you guys shooting a new patch or do
you want me to do it ?
Cheers,
Ben.
next prev parent reply other threads:[~2010-06-30 13:28 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-25 9:56 [PATCH] Adjust arch/powerpc inline asms for recent gcc change Jakub Jelinek
2010-06-25 11:08 ` Segher Boessenkool
2010-06-25 11:18 ` Jakub Jelinek
2010-06-30 6:10 ` Benjamin Herrenschmidt [this message]
2010-06-30 22:26 ` Segher Boessenkool
2010-07-08 6:08 ` Benjamin Herrenschmidt
2010-07-30 7:04 ` Benjamin Herrenschmidt
2010-07-30 7:19 ` Jakub Jelinek
2010-07-30 7:52 ` Benjamin Herrenschmidt
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