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From: Ingo Molnar <mingo@elte.hu>
To: Ian Campbell <Ian.Campbell@eu.citrix.com>
Cc: "mingo@redhat.com" <mingo@redhat.com>,
	"hpa@zytor.com" <hpa@zytor.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Jeremy Fitzhardinge <Jeremy.Fitzhardinge@citrix.com>,
	"tglx@linutronix.de" <tglx@linutronix.de>,
	"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
	"linux-tip-commits@vger.kernel.org" 
	<linux-tip-commits@vger.kernel.org>
Subject: Re: [tip:x86/xen] x86: use flush_tlb_others to implement flush_tlb_all, fix
Date: Mon, 11 May 2009 17:42:02 +0200	[thread overview]
Message-ID: <20090511154202.GA31655@elte.hu> (raw)
In-Reply-To: <1242056394.29990.94.camel@zakaz.uk.xensource.com>


* Ian Campbell <Ian.Campbell@eu.citrix.com> wrote:

> in any case I would guess that the fix is:
> 
> --- a/arch/x86/kernel/setup.c
> +++ b/arch/x86/kernel/setup.c
> @@ -87,6 +87,7 @@
>  #include <asm/cacheflush.h>
>  #include <asm/processor.h>
>  #include <asm/bugs.h>
> +#include <asm/tlbflush.h>
>  
>  #include <asm/system.h>
>  #include <asm/vsyscall.h>

Guessing is not enough - please review the prototype position. Is it 
available on all configs? It is not ...

But even the proper fix runs into that smp_processor_id() bug i just 
posted.

	Ingo

  reply	other threads:[~2009-05-11 15:42 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-05-07 20:24 [GIT PULL] Xen core updates Jeremy Fitzhardinge
2009-05-07 20:24 ` [PATCH 1/8] xen/x86-64: fix breakpoints and hardware watchpoints Jeremy Fitzhardinge
2009-05-07 20:24 ` [PATCH 2/8] xen/x86-64: clean up warnings about IST-using traps Jeremy Fitzhardinge
2009-05-07 20:24 ` [PATCH 3/8] xen: cache cr0 value to avoid trap'n'emulate for read_cr0 Jeremy Fitzhardinge
2009-05-07 20:24 ` [PATCH 4/8] xen: deal with NMI's use of IST too Jeremy Fitzhardinge
2009-05-07 20:24 ` [PATCH 5/8] xen/i386: make sure initial VGA/ISA mappings are not overridden Jeremy Fitzhardinge
2009-05-08 10:57   ` Ingo Molnar
2009-05-08 15:08     ` Jeremy Fitzhardinge
2009-05-07 20:25 ` [PATCH 6/8] x86: use flush_tlb_others to implement flush_tlb_all Jeremy Fitzhardinge
2009-05-08 15:24   ` Ian Campbell
2009-05-08 15:49     ` Jeremy Fitzhardinge
2009-05-08 15:52       ` Ian Campbell
2009-05-11 13:09         ` [tip:x86/xen] x86: use flush_tlb_others to implement flush_tlb_all, fix tip-bot for Ian Campbell
2009-05-11 13:12           ` Ingo Molnar
2009-05-11 15:00             ` Ian Campbell
2009-05-11 15:11               ` Ingo Molnar
2009-05-11 15:39                 ` Ian Campbell
2009-05-11 15:42                   ` Ingo Molnar [this message]
2009-05-11 15:59                     ` Ian Campbell
2009-05-11 15:40                 ` Ingo Molnar
2009-05-11 15:06         ` tip-bot for Ian Campbell
2009-05-07 20:25 ` [PATCH 7/8] xen/i386: reserve Xen pagetables Jeremy Fitzhardinge
2009-05-07 20:25 ` [PATCH 8/8] xen: reserve Xen start_info rather than e820 reserving Jeremy Fitzhardinge

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