linux-kernel - Re: [PATCH 1/2] thp: fix update_mmu_cache

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Date:	Fri, 16 Nov 2012 11:28:37 -0800 (PST)
From:	David Rientjes <rientjes@...gle.com>
To:	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Ingo Molnar <mingo@...e.hu>,
	Peter Zijlstra <peterz@...radead.org>
cc:	Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
	Xiao Guangrong <xiaoguangrong@...ux.vnet.ibm.com>,
	Andrea Arcangeli <aarcange@...hat.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] thp: fix update_mmu_cache_pmd() calls

On Fri, 16 Nov 2012, Kirill A. Shutemov wrote:

> From: "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
> 
> update_mmu_cache_pmd() takes pointer to pmd_t as third, not pmd_t.
> 
> mm/huge_memory.c: In function 'do_huge_pmd_numa_page':
> mm/huge_memory.c:825:2: error: incompatible type for argument 3 of 'update_mmu_cache_pmd'
> In file included from include/linux/mm.h:44:0,
>                  from mm/huge_memory.c:8:
> arch/mips/include/asm/pgtable.h:385:20: note: expected 'struct pmd_t *' but argument is of type 'pmd_t'
> mm/huge_memory.c:895:2: error: incompatible type for argument 3 of 'update_mmu_cache_pmd'
> In file included from include/linux/mm.h:44:0,
>                  from mm/huge_memory.c:8:
> arch/mips/include/asm/pgtable.h:385:20: note: expected 'struct pmd_t *' but argument is of type 'pmd_t'
> 
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>

[routing to Ingo for numa/core, which this is based on]

Acked-by: David Rientjes <rientjes@...gle.com>
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