From nobody Wed Nov 5 09:26:55 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1534483358705593.2758408635152; Thu, 16 Aug 2018 22:22:38 -0700 (PDT) Received: from localhost ([::1]:60001 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fqXDZ-0004nN-JX for importer@patchew.org; Fri, 17 Aug 2018 01:22:37 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36292) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fqXA8-0000dE-SA for qemu-devel@nongnu.org; Fri, 17 Aug 2018 01:19:05 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fqXA7-0005bZ-IQ for qemu-devel@nongnu.org; Fri, 17 Aug 2018 01:19:04 -0400 Received: from out1-smtp.messagingengine.com ([66.111.4.25]:52175) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fqXA6-0005Yx-KV for qemu-devel@nongnu.org; Fri, 17 Aug 2018 01:19:03 -0400 Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailout.nyi.internal (Postfix) with ESMTP id BA7B321E6D; Fri, 17 Aug 2018 01:18:57 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute4.internal (MEProxy); Fri, 17 Aug 2018 01:18:57 -0400 Received: from localhost (flamenco.cs.columbia.edu [128.59.20.216]) by mail.messagingengine.com (Postfix) with ESMTPA id 5D06F10269; Fri, 17 Aug 2018 01:18:57 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=braap.org; h=cc :date:from:in-reply-to:message-id:references:subject:to :x-me-sender:x-me-sender:x-sasl-enc; s=mesmtp; bh=93jLgGrA+Mc8l8 BjryG/S4A2BhecIk+smfUBPuecNH0=; b=v7TfBvEo1CofD+RfFoGlo65J7rz9e8 S3S+jS8tFnDu5a0ZNnwUlb2AQ3rNrqQTaH7Zze94q5pVYEt+cYbCxOLh5ODVr9oc Y6V9KBm3OL3CX4ZZDu8IHEv5sJKIZ23XjhdGF3oI1k8y2Hl2dKEnZ1PT6QUVePR4 OEt5nbX1xvG24= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:date:from:in-reply-to:message-id :references:subject:to:x-me-sender:x-me-sender:x-sasl-enc; s= fm3; bh=93jLgGrA+Mc8l8BjryG/S4A2BhecIk+smfUBPuecNH0=; b=XiEER6sA /zYLD9kZa7pt1oec9PJ7LX83kmFytdO0KkHSADq9gxli2gFNSyVkl2R2DcT9A44q rxNNaBZ5QGMuzSUgqmjGoZJ9MJvnzMplgeYiXODPp8W6oknXNdFIPA8BOIk7bTB0 E1bnmASTF/zVQhBbFqkDxTHfLcJc74KbHcjfH+HyoJSXHwboVITqEixNjEfOTefW hsXBYejGSHMovkkJrzaS8UURRoqBC2gO2apRxXq0ck8T26OYzbzi65xR9y+1obs3 Jah22SwV1JfPLw0SEQ4l4w3kZW7xrq+MIG3u+1nBYchKnhWhOPqbOuD3oau+fPGP JXvOuG01kSxG4g== X-ME-Proxy: X-ME-Sender: From: "Emilio G. Cota" To: qemu-devel@nongnu.org Date: Fri, 17 Aug 2018 01:18:50 -0400 Message-Id: <20180817051853.23792-7-cota@braap.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180817051853.23792-1-cota@braap.org> References: <20180817051853.23792-1-cota@braap.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 66.111.4.25 Subject: [Qemu-devel] [PATCH 6/9] tests/atomic_add-bench: add -p to enable sync profiler X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Fam Zheng , Peter Crosthwaite , Stefan Weil , "Dr. David Alan Gilbert" , Peter Xu , Markus Armbruster , Paolo Bonzini , Richard Henderson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" When used together with -m, this allows us to benchmark the profiler's performance impact on qemu_mutex_lock. Signed-off-by: Emilio G. Cota --- tests/atomic_add-bench.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/tests/atomic_add-bench.c b/tests/atomic_add-bench.c index f96d448f77..2f6c72f63a 100644 --- a/tests/atomic_add-bench.c +++ b/tests/atomic_add-bench.c @@ -26,6 +26,7 @@ static bool test_stop; static const char commands_string[] =3D " -n =3D number of threads\n" " -m =3D use mutexes instead of atomic increments\n" + " -p =3D enable sync profiler\n" " -d =3D duration in seconds\n" " -r =3D range (will be rounded up to pow2)"; =20 @@ -143,7 +144,7 @@ static void parse_args(int argc, char *argv[]) int c; =20 for (;;) { - c =3D getopt(argc, argv, "hd:n:mr:"); + c =3D getopt(argc, argv, "hd:n:mpr:"); if (c < 0) { break; } @@ -160,6 +161,9 @@ static void parse_args(int argc, char *argv[]) case 'm': use_mutex =3D true; break; + case 'p': + qsp_enable(); + break; case 'r': range =3D pow2ceil(atoi(optarg)); break; --=20 2.17.1