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AJvYcCVZ/ixf+B4G7XscV5EGW2KZgeo7FVAEWMI77o7n39iB/2mD7nk4/yVafkRYt/OP73OnaM/r2jz1TRGDyF0=@vger.kernel.org X-Gm-Message-State: AOJu0YxHRBpP5o5Nqwh+y3w3ejzO+H1SE8x7yQ02u5eFmSiO4Gca8Iol K4/9PijuEH38+s64yFiDQCOqVIq7OHSPOyuzKhStEEuB3/l7O/Uy94Uz+bINTUJ90+ogRLJelPf 1gVNlFQ== X-Google-Smtp-Source: AGHT+IFFVoMjOxd6ofNhkni8FG6rogh/sedArmlUwSWu1eoBjUbWyPSvmEKMEQvbfnCT2dlrbfnCjpnKbLRm X-Received: from plbmm3.prod.google.com ([2002:a17:903:a03:b0:223:3ab:e4a0]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a17:902:d548:b0:223:5ca1:3b0b with SMTP id d9443c01a7336-2292f9f1990mr231538075ad.40.1743531911025; Tue, 01 Apr 2025 11:25:11 -0700 (PDT) Date: Tue, 1 Apr 2025 11:23:15 -0700 In-Reply-To: <20250401182347.3422199-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250401182347.3422199-1-irogers@google.com> X-Mailer: git-send-email 2.49.0.504.g3bcea36a83-goog Message-ID: <20250401182347.3422199-18-irogers@google.com> Subject: [PATCH v1 17/48] perf s390: Silence -Wshorten-64-to-32 warnings From: Ian Rogers To: Yury Norov , Rasmus Villemoes , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Kan Liang , Thomas Gleixner , Darren Hart , Davidlohr Bueso , "=?UTF-8?q?Andr=C3=A9=20Almeida?=" , John Garry , Will Deacon , James Clark , Mike Leach , Leo Yan , Yicong Yang , Jonathan Cameron , Nathan Chancellor , Bill Wendling , Justin Stitt , Josh Poimboeuf , Al Viro , Kyle Meyer , Ben Gainey , Athira Rajeev , Kajol Jain , Aditya Gupta , Eder Zulian , Dapeng Mi , Kuan-Wei Chiu , He Zhe , Dirk Gouders , Brian Geffon , Ravi Bangoria , Howard Chu , Charlie Jenkins , Colin Ian King , Dominique Martinet , Jann Horn , Masahiro Yamada , Arnd Bergmann , Yang Jihong , Dmitry Vyukov , Andi Kleen , Graham Woodward , Ilkka Koskinen , Anshuman Khandual , Zhongqiu Han , Hao Ge , Tengda Wu , Gabriele Monaco , Chun-Tse Shao , Casey Chen , "Dr. David Alan Gilbert" , Li Huafei , "Steinar H. Gunderson" , Levi Yun , Weilin Wang , Thomas Falcon , Thomas Richter , Andrew Kreimer , "=?UTF-8?q?Krzysztof=20=C5=81opatowski?=" , Christophe Leroy , Jean-Philippe Romain , Junhao He , "Masami Hiramatsu (Google)" , Xu Yang , Steve Clevenger , Zixian Cai , Stephen Brennan , Yujie Liu , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-arm-kernel@lists.infradead.org, llvm@lists.linux.dev Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The clang warning -Wshorten-64-to-32 can be useful to catch inadvertent truncation. In some instances this truncation can lead to changing the sign of a result, for example, truncation to return an int to fit a sort routine. Silence the warning by making the implicit truncation explicit. Signed-off-by: Ian Rogers --- tools/perf/util/s390-sample-raw.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/perf/util/s390-sample-raw.c b/tools/perf/util/s390-sampl= e-raw.c index 335217bb532b..7e5c1448ea6b 100644 --- a/tools/perf/util/s390-sample-raw.c +++ b/tools/perf/util/s390-sample-raw.c @@ -202,7 +202,7 @@ static void s390_cpumcfdg_dump(struct perf_pmu *pmu, st= ruct perf_sample *sample) color_fprintf(stdout, color, " [%#08zx] Counterset:%d" " Counters:%d\n", offset, ce.set, ce.ctr); for (i =3D 0, p =3D (u64 *)(cep + 1); i < ce.ctr; ++i, ++p) { - char *ev_name =3D get_counter_name(ce.set, i, pmu); + char *ev_name =3D get_counter_name(ce.set, (int)i, pmu); =20 color_fprintf(stdout, color, "\tCounter:%03zd %s Value:%#018"PRIx64"\n", i, @@ -258,7 +258,7 @@ static void s390_pai_all_dump(struct evsel *evsel, stru= ct perf_sample *sample) p +=3D sizeof(pai_data.event_val); offset +=3D sizeof(pai_data.event_val); =20 - ev_name =3D get_counter_name(evsel->core.attr.config, + ev_name =3D get_counter_name((int)evsel->core.attr.config, pai_data.event_nr, evsel->pmu); color_fprintf(stdout, color, "\tCounter:%03d %s Value:%#018"PRIx64"\n", pai_data.event_nr, ev_name ?: "", --=20 2.49.0.504.g3bcea36a83-goog