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[v3,03/21] arm64: pgtable: add dummy pud_index() and pmd_index() definitions

Message ID 1452518355-4606-4-git-send-email-ard.biesheuvel@linaro.org
State New
Headers show

Commit Message

Ard Biesheuvel Jan. 11, 2016, 1:18 p.m. UTC 
Add definitions of pud_index() and pmd_index() for configurations with
fewer than 4 resp. 3 translation levels. This makes it easier to keep
the users (e.g., the fixmap init code) generic.

Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>

---
 arch/arm64/include/asm/pgtable.h | 2 ++
 1 file changed, 2 insertions(+)

-- 
2.5.0


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diff mbox

Patch

diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h
index fe9bf47db5d3..6129f6755081 100644
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -495,6 +495,7 @@  static inline phys_addr_t pud_page_paddr(pud_t pud)
 #else
 
 #define pud_page_paddr(pud)	({ BUILD_BUG(); 0; })
+#define pmd_index(addr)		({ BUILD_BUG(); 0; })
 
 /* Match pmd_offset folding in <asm/generic/pgtable-nopmd.h> */
 #define pmd_set_fixmap(addr)		NULL
@@ -542,6 +543,7 @@  static inline phys_addr_t pgd_page_paddr(pgd_t pgd)
 #else
 
 #define pgd_page_paddr(pgd)	({ BUILD_BUG(); 0;})
+#define pud_index(addr)		({ BUILD_BUG(); 0;})
 
 /* Match pud_offset folding in <asm/generic/pgtable-nopud.h> */
 #define pud_set_fixmap(addr)		NULL