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authorLaura Abbott <labbott@redhat.com>2017-01-10 13:35:49 -0800
committerWill Deacon <will.deacon@arm.com>2017-01-12 15:05:39 +0000
commit2077be6783b5936c3daa838d8addbb635667927f (patch)
tree526ea6e3de1efd03f44aafabeabd4a689af0acd2 /arch/arm64/include/asm/pgtable.h
parentarm64: Add cast for virt_to_pfn (diff)
downloadlinux-dev-2077be6783b5936c3daa838d8addbb635667927f.tar.xz
linux-dev-2077be6783b5936c3daa838d8addbb635667927f.zip
arm64: Use __pa_symbol for kernel symbols
__pa_symbol is technically the marcro that should be used for kernel symbols. Switch to this as a pre-requisite for DEBUG_VIRTUAL which will do bounds checking. Reviewed-by: Mark Rutland <mark.rutland@arm.com> Tested-by: Mark Rutland <mark.rutland@arm.com> Signed-off-by: Laura Abbott <labbott@redhat.com> Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to '')
-rw-r--r--arch/arm64/include/asm/pgtable.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h
index ffbb9a520563..090134c346db 100644
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -52,7 +52,7 @@ extern void __pgd_error(const char *file, int line, unsigned long val);
* for zero-mapped memory areas etc..
*/
extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)];
-#define ZERO_PAGE(vaddr) pfn_to_page(PHYS_PFN(__pa(empty_zero_page)))
+#define ZERO_PAGE(vaddr) phys_to_page(__pa_symbol(empty_zero_page))
#define pte_ERROR(pte) __pte_error(__FILE__, __LINE__, pte_val(pte))