From nobody Fri Dec 19 17:19:21 2025 Received: from mail-pf1-f201.google.com (mail-pf1-f201.google.com [209.85.210.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 13095293757 for ; Wed, 30 Apr 2025 17:51:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746035516; cv=none; b=ZISRd1iC0v8dSpAKCGDGyBCZBrJeKgCpwd6ajNUbo3moVWTbA9LZ6MJa127BTHKOiUdzEgWDZxfeFcts8qHjkzMW6wTIvxlxC/fEj5CyMCTrccJPAQJiBexDkWwb/25KlAe5krVxwjE9Y+XNtxIn9L7ZbQIZE2PS+G8/1W5dJvg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746035516; c=relaxed/simple; bh=cft+CD1tTAR3nCyTEcBy0NRmOeO+kq0ax2JOpFaz2Gk=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=Ym8BxtvJfAOEmSoMONpz4b/2juLZbTuuLaSRNv/IbQfqZq7lbYzY9KcivMNMMjNVwjBIZxH1LoRVk1ERDUD4Av7IRW3afMPDXmj6YCGJD81/Rrdp93zCh08S8smOEO3+Zqfd3K9bayomRSw7m+5KvSggC1OnsL8TV1X48S5WVvg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=UEes6Yps; arc=none smtp.client-ip=209.85.210.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="UEes6Yps" Received: by mail-pf1-f201.google.com with SMTP id d2e1a72fcca58-74041404f8dso99984b3a.0 for ; Wed, 30 Apr 2025 10:51:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1746035514; x=1746640314; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=FPxygk1eCWlSDDmALd71PUuLxxkGD6gPcWD34OB2qtw=; b=UEes6YpsqwBB/4aN/ZB/ex11sXQMREkfzSL6GkX0XyexQCF3QSJLXpPtGakeY6VO/c MA6yjv5AOTosPFtfawUDf6bE+eOGsE/sGGraXtF96zUxEF5XltM7gbLZDh5/CN3Mhe+M 8iInpzfjPpObXMJrbM/QoIdqiMHtesSfFPPfTGyhiGDCqQDKfoNM8sGHKfDrk+my5R74 C2LWSTp7n0mAZQZKKY4/MFlYdGnoLbZpDXXDDDbqxBmTbWcviW4bxtsXoKRPE2PawExB UOtFLzir5Lf/1wSSRM9zGJRJBrc1qAC5q5qY4qSpFEA9frBUcLhm5kIXvL0rwXlsKxqo JhHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1746035514; x=1746640314; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=FPxygk1eCWlSDDmALd71PUuLxxkGD6gPcWD34OB2qtw=; b=BZW84nKdy/3tNTZUqHKSUI8DAjy9Jcm9OB2jEn5/vms7QBNykePriM3aXQbKC0LeU0 yEf7Q2KegdvmW1Bo1wpYmHrydWLaIZKMnPXPgBn0Lwjoxag2Pei1HLfpLbW7h39TEcXX U1UiieIR2ezOJhZ2yQl7JsgJYgrBgsjewSpQQ3Cf/o7PIv4wHndF2IjN8qHISRfjs38b 4PKJCo2BTrX7OrfwIQIy1oY6jxhICTXnJ1ynEtLXe8PWW3mNyXFYlFjYrq6kXI2DRQXJ gfaSyz1IdXNDFvDjbhl8wQP0BsKXGm6BllOyuqt/xpRfRW99ufwfXLtoeC1ZDiNx17nz TqYQ== X-Forwarded-Encrypted: i=1; AJvYcCXELv9I/bzwC0XhvvCtJokIuJLvufM+mSUMvaPykZlUA+DoRiRXvGgDne9DMSZUD9nCK3ccqxG9jdcpV0I=@vger.kernel.org X-Gm-Message-State: AOJu0YwyK6JISflwPs5wD5bKESbx45m7njhyUygdT87t69BMCjbHi+T3 umUW1D9kmtWwR8WXNCSE1CI4LGvg/RZMXzngdEfv9dfIYJjBImbbKtNnn6z12jpZ6FKtiZUGljJ KB6VRfQ== X-Google-Smtp-Source: AGHT+IGTE8aXwL7iH53hhEp548KgSppsS7AxEylvEKg8WPTsd2Igbq/S3Ml+IJCwmcbPtCPMYly3PIIzmj5C X-Received: from pgcv17.prod.google.com ([2002:a05:6a02:5311:b0:af0:e359:c50a]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6a21:3943:b0:1f5:5aac:f345 with SMTP id adf61e73a8af0-20a898108f6mr6683990637.36.1746035513728; Wed, 30 Apr 2025 10:51:53 -0700 (PDT) Date: Wed, 30 Apr 2025 10:50:16 -0700 In-Reply-To: <20250430175036.184610-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250430175036.184610-1-irogers@google.com> X-Mailer: git-send-email 2.49.0.906.g1f30a19c02-goog Message-ID: <20250430175036.184610-29-irogers@google.com> Subject: [PATCH v2 28/47] perf buildid: Silence -Wshorten-64-to-32 warnings From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Adrian Hunter , Kan Liang , Yury Norov , Rasmus Villemoes , 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 Cc: Ian Rogers 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/builtin-buildid-cache.c | 2 +- tools/perf/builtin-buildid-list.c | 2 +- tools/perf/util/build-id.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/tools/perf/builtin-buildid-cache.c b/tools/perf/builtin-buildi= d-cache.c index b0511d16aeb6..7f7ebd625ed6 100644 --- a/tools/perf/builtin-buildid-cache.c +++ b/tools/perf/builtin-buildid-cache.c @@ -450,7 +450,7 @@ int cmd_buildid_cache(int argc, const char **argv) =20 session =3D perf_session__new(&data, NULL); if (IS_ERR(session)) - return PTR_ERR(session); + return (int)PTR_ERR(session); } =20 if (symbol__init(session ? &session->header.env : NULL) < 0) diff --git a/tools/perf/builtin-buildid-list.c b/tools/perf/builtin-buildid= -list.c index 52dfacaff8e3..ef84d1adb98f 100644 --- a/tools/perf/builtin-buildid-list.c +++ b/tools/perf/builtin-buildid-list.c @@ -109,7 +109,7 @@ static int perf_session__list_build_ids(bool force, boo= l with_hits) =20 session =3D perf_session__new(&data, &build_id__mark_dso_hit_ops); if (IS_ERR(session)) - return PTR_ERR(session); + return (int)PTR_ERR(session); =20 /* * We take all buildids when the file contains AUX area tracing data diff --git a/tools/perf/util/build-id.c b/tools/perf/util/build-id.c index e763e8d99a43..6a3ae17b1ccf 100644 --- a/tools/perf/util/build-id.c +++ b/tools/perf/util/build-id.c @@ -81,7 +81,7 @@ int build_id__sprintf(const struct build_id *build_id, ch= ar *bf) bid +=3D 2; } =20 - return (bid - bf) + 1; + return (int)(bid - bf) + 1; } =20 int sysfs__sprintf_build_id(const char *root_dir, char *sbuild_id) --=20 2.49.0.906.g1f30a19c02-goog