linux-kernel - Re: linux-next: Tree for June 13 (XEN)

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Message-Id: <20080614161301.83c276e6.randy.dunlap@oracle.com>
Date:	Sat, 14 Jun 2008 16:13:01 -0700
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	Jens Axboe <jens.axboe@...cle.com>
Cc:	Jeremy Fitzhardinge <jeremy@...p.org>,
	Stephen Rothwell <sfr@...b.auug.org.au>, chrisw@...s-sol.org,
	virtualization@...ts.osdl.org, linux-next@...r.kernel.org,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: linux-next: Tree for June 13 (XEN)

On Sat, 14 Jun 2008 22:31:10 +0200 Jens Axboe wrote:

> On Fri, Jun 13 2008, Jeremy Fitzhardinge wrote:
> > Randy Dunlap wrote:
> > >next-20080613 on x86_32 has lots of xen build errors like this:
> > >
> > >linux-next-20080613/arch/x86/xen/mmu.c: In function 'drop_mm_ref':
> > >linux-next-20080613/arch/x86/xen/mmu.c:759: error: implicit declaration of 
> > >function 'xen_smp_call_function_mask'
> > >make[2]: *** [arch/x86/xen/mmu.o] Error 1
> > >
> > >  
> > 
> > Ooh, first time I've seen that.  Sounds like Jens' patches are missing 
> > the appropriate update there (though it's certainly had it in the past).
> 
> Hmm, will this work or do we need to force xen smp_ops for this one? I
> wonder if this is new code and was missed, or what happened in this
> case.

Builds cleanly.  Thanks.

> diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
> index 3525ef5..8baef77 100644
> --- a/arch/x86/xen/mmu.c
> +++ b/arch/x86/xen/mmu.c
> @@ -569,7 +569,7 @@ static void drop_mm_ref(struct mm_struct *mm)
>  	}
>  
>  	if (!cpus_empty(mask))
> -		xen_smp_call_function_mask(mask, drop_other_mm_ref, mm, 1);
> +		smp_call_function_mask(mask, drop_other_mm_ref, mm, 1);
>  }
>  #else
>  static void drop_mm_ref(struct mm_struct *mm)


---
~Randy
'"Daemon' is an old piece of jargon from the UNIX operating system,
where it referred to a piece of low-level utility software, a
fundamental part of the operating system."
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