linux-kernel - Re: [PATCH] FRV: Use <asm-generic/pgtable.h> in NOMMU mode

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Date:	Wed, 08 Apr 2009 11:35:15 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	David Howells <dhowells@...hat.com>
CC:	mingo@...e.hu, akpm@...ux-foundation.org, x86@...nel.org,
	linux-kernel@...r.kernel.org, a.p.zijlstra@...llo.nl,
	nickpiggin@...oo.com.au, tglx@...utronix.de,
	ysato@...rs.sourceforge.jp
Subject: Re: [PATCH] FRV: Use <asm-generic/pgtable.h> in NOMMU mode

David Howells wrote:
> asm-frv/pgtable.h could just #include <asm-generic/pgtable.h> in NOMMU mode
> rather than #defining macros for lazy MMU and CPU stuff.
>   

OK, thanks.  Do you mind this patch going via tip.git?

    J
> Signed-off-by: David Howells <dhowells@...hat.com>
> ---
>
>  include/asm-frv/pgtable.h |    6 ++----
>  1 files changed, 2 insertions(+), 4 deletions(-)
>
>
> diff --git a/include/asm-frv/pgtable.h b/include/asm-frv/pgtable.h
> index e16fdb1..3323301 100644
> --- a/include/asm-frv/pgtable.h
> +++ b/include/asm-frv/pgtable.h
> @@ -71,10 +71,8 @@ static inline int pte_file(pte_t pte) { return 0; }
>  #define swapper_pg_dir		((pgd_t *) NULL)
>  
>  #define pgtable_cache_init()		do {} while (0)
> -#define arch_enter_lazy_mmu_mode()	do {} while (0)
> -#define arch_leave_lazy_mmu_mode()	do {} while (0)
> -#define arch_enter_lazy_cpu_mode()	do {} while (0)
> -#define arch_leave_lazy_cpu_mode()	do {} while (0)
> +
> +#include <asm-generic/pgtable.h>
>  
>  #else /* !CONFIG_MMU */
>  /*****************************************************************************/
>
>   

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