From: Avi Kivity <avi@qumranet.com>
To: Alexandre Oliva <aoliva@redhat.com>
Cc: Anthony Liguori <anthony@codemonkey.ws>,
Marcelo Tosatti <mtosatti@redhat.com>,
Anthony Liguori <aliguori@us.ibm.com>,
kvm-devel <kvm@vger.kernel.org>
Subject: Re: KVM: pvmmu breakage with gcc 4.3.0
Date: Sun, 29 Jun 2008 11:56:50 +0300 [thread overview]
Message-ID: <48674E52.4070107@qumranet.com> (raw)
In-Reply-To: <orr6aknka1.fsf@oliva.athome.lsd.ic.unicamp.br>
Alexandre Oliva wrote:
> I thought a better approach
> was to have __pa do something along the lines of
>
> ({ char *__buf = (char*)buffer; asm ("" : : "o"(*__buf)); ... })
>
> to make it clear that physical addresses are used.
>
>
I agree, I think such a patch is important for future-proofing Linux
against increasing gcc optimization capabilities.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2008-06-29 8:56 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-26 2:10 KVM: pvmmu breakage with gcc 4.3.0 Marcelo Tosatti
2008-06-26 3:10 ` Anthony Liguori
2008-06-26 13:18 ` Christian Borntraeger
2008-06-26 18:06 ` Alexandre Oliva
2008-06-29 8:56 ` Avi Kivity [this message]
2008-06-26 11:43 ` Avi Kivity
2008-06-26 12:47 ` Anthony Liguori
2008-06-27 16:11 ` Bill Davidsen
2008-06-26 15:08 ` Christian Borntraeger
2008-06-26 15:21 ` Anthony Liguori
2008-06-26 15:41 ` Anthony Liguori
2008-06-26 16:34 ` Christian Borntraeger
2008-06-29 10:16 ` Avi Kivity
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