From mboxrd@z Thu Jan 1 00:00:00 1970 From: catalin.marinas@arm.com (Catalin Marinas) Date: Wed, 26 Mar 2014 11:00:30 +0000 Subject: [PATCH V2 3/3] arm: mm: Switch back to L_PTE_WRITE In-Reply-To: <1393328334-27285-4-git-send-email-steve.capper@linaro.org> References: <1393328334-27285-1-git-send-email-steve.capper@linaro.org> <1393328334-27285-4-git-send-email-steve.capper@linaro.org> Message-ID: <20140326110030.GB6971@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tue, Feb 25, 2014 at 11:38:54AM +0000, Steve Capper wrote: > --- a/arch/arm/include/asm/pgtable-3level.h > +++ b/arch/arm/include/asm/pgtable-3level.h > @@ -86,6 +86,7 @@ > #define L_PTE_DIRTY (_AT(pteval_t, 1) << 55) /* unused */ > #define L_PTE_SPECIAL (_AT(pteval_t, 1) << 56) /* unused */ > #define L_PTE_NONE (_AT(pteval_t, 1) << 57) /* PROT_NONE */ > +#define L_PTE_WRITE (_AT(pteval_t, 1) << 58) I think we could rename L_PTE_RDONLY just to PTE_RDONLY since it's a hardware bit and only used by LPAE. Otherwise: Reviewed-by: Catalin Marinas