Messages in this thread Patch in this message | | | From | Jiapeng Chong <> | Subject | [PATCH] x86/CPU: drop set but unused variable | Date | Tue, 5 Jul 2022 15:33:49 +0800 |
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The following warning showed up when compiling with W=1.
arch/x86/kernel/cpu/cacheinfo.c:730:15: warning: variable 'trace' set but not used [-Wunused-but-set-variable].
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com> --- arch/x86/kernel/cpu/cacheinfo.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/arch/x86/kernel/cpu/cacheinfo.c b/arch/x86/kernel/cpu/cacheinfo.c index 66556833d7af..7ef070fbc14c 100644 --- a/arch/x86/kernel/cpu/cacheinfo.c +++ b/arch/x86/kernel/cpu/cacheinfo.c @@ -727,7 +727,7 @@ void init_hygon_cacheinfo(struct cpuinfo_x86 *c) void init_intel_cacheinfo(struct cpuinfo_x86 *c) { /* Cache sizes */ - unsigned int trace = 0, l1i = 0, l1d = 0, l2 = 0, l3 = 0; + unsigned int l1i = 0, l1d = 0, l2 = 0, l3 = 0; unsigned int new_l1d = 0, new_l1i = 0; /* Cache sizes from cpuid(4) */ unsigned int new_l2 = 0, new_l3 = 0, i; /* Cache sizes from cpuid(4) */ unsigned int l2_id = 0, l3_id = 0, num_threads_sharing, index_msb; @@ -828,9 +828,11 @@ void init_intel_cacheinfo(struct cpuinfo_x86 *c) case LVL_3: l3 += cache_table[k].size; break; - case LVL_TRACE: - trace += cache_table[k].size; - break; + /* + * case LVL_TRACE: + * trace += cache_table[k].size; + * break; + */ } break; -- 2.20.1.7.g153144c
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