1From 0b2f611a95f3c93454453892bbe021ad2815925d Mon Sep 17 00:00:00 2001 2From: Khem Raj <raj.khem@gmail.com> 3Date: Tue, 15 Jun 2021 17:35:26 -0700 4Subject: [PATCH] perf_examples: Remove unused 'sum' variable 5 6Fixes 7self_smpl_multi.c:144:19: error: variable 'sum' set but not used [-Werror,-Wunused-but-set-variable] 8 unsigned long x, sum; 9 ^ 10Upstream-Status: Pending 11Signed-off-by: Khem Raj <raj.khem@gmail.com> 12--- 13 perf_examples/self_smpl_multi.c | 5 +---- 14 1 file changed, 1 insertion(+), 4 deletions(-) 15 16diff --git a/perf_examples/self_smpl_multi.c b/perf_examples/self_smpl_multi.c 17index 391fa61..75b45e0 100644 18--- a/perf_examples/self_smpl_multi.c 19+++ b/perf_examples/self_smpl_multi.c 20@@ -141,7 +141,7 @@ void 21 do_cycles(void) 22 { 23 struct timeval start, last, now; 24- unsigned long x, sum; 25+ unsigned long x; 26 27 gettimeofday(&start, NULL); 28 last = start; 29@@ -150,15 +150,12 @@ do_cycles(void) 30 iter[myid] = 0; 31 32 do { 33- 34- sum = 1; 35 for (x = 1; x < 250000; x++) { 36 /* signal pending to private queue because of 37 * pthread_kill(), i.e., tkill() 38 */ 39 if ((x % 5000) == 0) 40 pthread_kill(pthread_self(), SIGUSR1); 41- sum += x; 42 } 43 iter[myid]++; 44 45