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authorAndi Kleen <andi@firstfloor.org>2010-08-09 17:19:03 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-09 20:44:58 -0700
commit4e60c86bd9e5a7110ed28874d0b6592186550ae8 (patch)
tree9fb60e9f49b44b293a0c0c7d9f40e1a354a22b5a /arch
parent627295e492638936e76f3d8fcb1e0a3367b88341 (diff)
downloadlwn-4e60c86bd9e5a7110ed28874d0b6592186550ae8.tar.gz
lwn-4e60c86bd9e5a7110ed28874d0b6592186550ae8.zip
gcc-4.6: mm: fix unused but set warnings
No real bugs, just some dead code and some fixups. Signed-off-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/include/asm/pgtable_64.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h
index 181be528c612..076052cd62be 100644
--- a/arch/x86/include/asm/pgtable_64.h
+++ b/arch/x86/include/asm/pgtable_64.h
@@ -126,8 +126,8 @@ static inline int pgd_large(pgd_t pgd) { return 0; }
/* x86-64 always has all page tables mapped. */
#define pte_offset_map(dir, address) pte_offset_kernel((dir), (address))
#define pte_offset_map_nested(dir, address) pte_offset_kernel((dir), (address))
-#define pte_unmap(pte) /* NOP */
-#define pte_unmap_nested(pte) /* NOP */
+#define pte_unmap(pte) ((void)(pte))/* NOP */
+#define pte_unmap_nested(pte) ((void)(pte)) /* NOP */
#define update_mmu_cache(vma, address, ptep) do { } while (0)