| From | Andi Kleen <> | Subject | [PATCH] [1/23] x86: percpu: Avoid warnings of unused variables in per cpu | Date | Thu, 10 Jun 2010 13:10:36 +0200 (CEST) |
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Avoid hundreds of warnings with a gcc 4.6 -Wall build
Cc: tj@kernel.org Cc: x86@kernel.org
Signed-off-by: Andi Kleen <ak@linux.intel.com>
--- arch/x86/include/asm/percpu.h | 2 ++ 1 file changed, 2 insertions(+)
Index: linux-2.6.35-rc2-gcc/arch/x86/include/asm/percpu.h =================================================================== --- linux-2.6.35-rc2-gcc.orig/arch/x86/include/asm/percpu.h +++ linux-2.6.35-rc2-gcc/arch/x86/include/asm/percpu.h @@ -77,6 +77,7 @@ do { \ if (0) { \ pto_T__ pto_tmp__; \ pto_tmp__ = (val); \ + (void)pto_tmp__; \ } \ switch (sizeof(var)) { \ case 1: \ @@ -115,6 +116,7 @@ do { \ if (0) { \ pao_T__ pao_tmp__; \ pao_tmp__ = (val); \ + (void)pao_tmp__; \ } \ switch (sizeof(var)) { \ case 1: \
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