From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnaldo Carvalho de Melo Subject: [PATCH 17/22] perf diff: Use llabs() with 64-bit values Date: Thu, 28 Nov 2019 10:40:22 -0300 Message-ID: <20191128134027.23726-18-acme@kernel.org> References: <20191128134027.23726-1-acme@kernel.org> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20191128134027.23726-1-acme@kernel.org> Sender: linux-kernel-owner@vger.kernel.org To: Ingo Molnar , Thomas Gleixner Cc: Jiri Olsa , Namhyung Kim , Clark Williams , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Arnaldo Carvalho de Melo , Jin Yao , Adrian Hunter List-Id: linux-perf-users.vger.kernel.org From: Arnaldo Carvalho de Melo To fix this build error on a debian mipsel cross build environment: builtin-diff.c: In function 'compute_cycles_diff': builtin-diff.c:649:10: error: absolute value function 'labs' given an argument of type 's64' {aka 'long long int'} but has parameter of type 'long int' which may cause truncation of value [-Werror=absolute-value] 649 | val = labs(pair->block_info->cycles_spark[i] - | ^~~~ Fixes: cebf7d51a6c3 ("perf diff: Report noisy for cycles diff") Cc: Jin Yao Cc: Adrian Hunter Cc: Jiri Olsa Cc: Namhyung Kim Link: https://lkml.kernel.org/n/tip-pn7szy5uw384ntjgk6zckh6a@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-diff.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c index eae879376283..f8b6ae557d8b 100644 --- a/tools/perf/builtin-diff.c +++ b/tools/perf/builtin-diff.c @@ -646,7 +646,7 @@ static void compute_cycles_diff(struct hist_entry *he, if (i >= he->block_info->num || i >= NUM_SPARKS) break; - val = labs(pair->block_info->cycles_spark[i] - + val = llabs(pair->block_info->cycles_spark[i] - he->block_info->cycles_spark[i]); update_spark_value(pair->diff.svals, NUM_SPARKS, -- 2.21.0