linux-kernel - Re: [-mmots 2016-04-25] hugetlb: error: ‘cpu_has

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Message-ID: <20160427003746.GC4782@swordfish>
Date:	Wed, 27 Apr 2016 09:37:46 +0900
From:	Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
	Jan Beulich <jbeulich@...e.com>,
	Vitaly Kuznetsov <vkuznets@...hat.com>,
	Andy Lutomirski <luto@...capital.net>,
	Ingo Molnar <mingo@...nel.org>, linux-kernel@...r.kernel.org,
	Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
Subject: Re: [-mmots 2016-04-25] hugetlb: error: ‘cpu_has_pse’ undeclared

On (04/26/16 15:00), Andrew Morton wrote:
> > v4.6-rc5-mmots-2016-04-25-17-33
> > 
> > 
> > In file included from include/linux/hugetlb.h:418:0,
> >                  from fs/hugetlbfs/inode.c:28:
> > fs/hugetlbfs/inode.c: In function 'init_hugetlbfs_fs':
> > ./arch/x86/include/asm/hugetlb.h:7:31: error: 'cpu_has_pse' undeclared (first use in this function)
> >  #define hugepages_supported() cpu_has_pse
> >                                ^
> 
> hm, how did that happen.  I had some issues with cpu_has_pse a number
> of days ago but they later went away.
> 
> In my current tree I have, in arch/x86/include/asm/hugetlb.h:
> 
> #define hugepages_supported() boot_cpu_has(X86_FEATURE_PSE)
> 
> and that came in from linux-next.patch.  I wonder why your tree is
> different.
> 
> <looks>
> 
> OK, http://ozlabs.org/~akpm/mmots/broken-out/linux-next.patch has no
> changes to arch/x86/include/asm/hugetlb.h at all.  Maybe I fat-fingered
> something.  Odd.
> 
> I have just uploaded a new snapshot - it should be good now.  Sorry about
> that.

no worries. thanks!

	-ss