From mboxrd@z Thu Jan 1 00:00:00 1970 From: cpandya@codeaurora.org (Chintan Pandya) Date: Fri, 1 Jun 2018 18:09:16 +0530 Subject: [PATCH v12 3/5] arm64: pgtable: Add p*d_page_vaddr helper macros In-Reply-To: <1527856758-27169-1-git-send-email-cpandya@codeaurora.org> References: <1527856758-27169-1-git-send-email-cpandya@codeaurora.org> Message-ID: <1527856758-27169-4-git-send-email-cpandya@codeaurora.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Add helper macros to give virtual references to page tables. These will be used while freeing dangling page tables. Signed-off-by: Chintan Pandya --- arch/arm64/include/asm/pgtable.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index 7c4c8f3..ef4047f 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -580,6 +580,9 @@ static inline phys_addr_t pgd_page_paddr(pgd_t pgd) #endif /* CONFIG_PGTABLE_LEVELS > 3 */ +#define pmd_page_vaddr(pmd) __va(pmd_page_paddr(pmd)) +#define pud_page_vaddr(pud) __va(pud_page_paddr(pud)) + #define pgd_ERROR(pgd) __pgd_error(__FILE__, __LINE__, pgd_val(pgd)) /* to find an entry in a page-table-directory */ -- Qualcomm India Private Limited, on behalf of Qualcomm Innovation Center, Inc., is a member of Code Aurora Forum, a Linux Foundation Collaborative Project