From nobody Mon Feb 9 15:45:22 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=gmail.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1626516999443306.102667287328; Sat, 17 Jul 2021 03:16:39 -0700 (PDT) Received: from localhost ([::1]:49646 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m4hN7-0004kq-LR for importer@patchew.org; Sat, 17 Jul 2021 06:16:37 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:35682) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m4hH3-0007jd-Me for qemu-devel@nongnu.org; Sat, 17 Jul 2021 06:10:21 -0400 Received: from mail-wm1-x32a.google.com ([2a00:1450:4864:20::32a]:47076) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1m4hH0-0007Vj-Ox for qemu-devel@nongnu.org; Sat, 17 Jul 2021 06:10:21 -0400 Received: by mail-wm1-x32a.google.com with SMTP id o30-20020a05600c511eb029022e0571d1a0so7321828wms.5 for ; Sat, 17 Jul 2021 03:10:18 -0700 (PDT) Received: from localhost.localdomain ([41.34.125.69]) by smtp.gmail.com with ESMTPSA id 11sm13846923wmo.10.2021.07.17.03.10.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 17 Jul 2021 03:10:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=L3uilAactmUVXaG+kWGEGWQRYTQSIn+v/+hdU9qLmVY=; b=cINzWvNXFW83yRV6d+ZWKPGJAxGBm7tpE2XrgUvX2sDXcdoLxyXHYK7lX3AHbryiY6 4cVQ59Z5CDvJRFdompMMzv9K2e6qM5EjitJxDcUb7zCORbFSrFTvjNRbGS6xr/BxvaLv It/g8MDHMmdj0LEy8oXyD1ufjLl23znQdCeeLE5sZma6k74J7UCZ7SkbCF2perHiwqre atFmlMTL5rDrHPdwLYcifhjJApc0ddxVAQsTj/bm8/36SXcs7cWxtcFD+1GdP/aI6WBq 9GXSs+LkOYybXTtsNVDYPQJBamMnK487fFRcQMOdOLJI2X8tC248/sJpH/cQr0EDq/8s 6njg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=L3uilAactmUVXaG+kWGEGWQRYTQSIn+v/+hdU9qLmVY=; b=XEF6JwdaLuyxxgeiSRgk4Eu19uM72rvPzlEQqqX0JkQEcWD1vs9MOYVvju3j2DvID2 3ohZ5VzMqQxk90aKzVkOsWfPcZrc1rGu7bDgRn1unfAml7h1IiHSpr7L6GwntoFSnEAA +3iwRkBEjnHB5ggWMvNgSwRtHyKtEgTjadUTF1S1K3T7FZSppUAUQP5LjE5zmV8aeU0d osQ+slAlXNgLp/sQgHINPgomMbEZesOx5pAEu3nM+sFF/0sCT8iuGr0ox/HFFRH8ai6Y +i//Qmv9v2mK7QVbON0qmTlqDsbM12Xguyyuh96HF3IyFBs9OhDcKWJvRK4JvT5nnaZO wrWg== X-Gm-Message-State: AOAM530ydK0WDLngNiPZBztH0Sf67TAVYBBrSADS9ofba+qCXqflmGEm wh0ZTf1QJmtydt4/qGlgYcIi/TUuyM0= X-Google-Smtp-Source: ABdhPJyVRSBa/xzeLjDubpWfD+ZT38KnkEIRD1zWnB+2+j6+eisr03FM5xvwIHhaJJNMMtCT3CASbg== X-Received: by 2002:a1c:f70b:: with SMTP id v11mr15686605wmh.186.1626516617248; Sat, 17 Jul 2021 03:10:17 -0700 (PDT) From: Mahmoud Mandour To: qemu-devel@nongnu.org Subject: [PATCH 07/13] plugins/howvec: Adapting to the new argument passing scheme. Date: Sat, 17 Jul 2021 12:09:14 +0200 Message-Id: <20210717100920.240793-8-ma.mandourr@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210717100920.240793-1-ma.mandourr@gmail.com> References: <20210717100920.240793-1-ma.mandourr@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::32a; envelope-from=ma.mandourr@gmail.com; helo=mail-wm1-x32a.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mahmoud Mandour , cota@braap.org, =?UTF-8?q?Alex=20Benn=C3=A9e?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1626517001561100002 Content-Type: text/plain; charset="utf-8" Correctly parsing plugin argument since they now must be provided as full-form boolean parameters, e.g.: -plugin ./contrib/plugins/libhowvec.so,verbose=3Don,inline=3Don Also, introduced the argument "count" that accepts one opt to count individually at a time. Signed-off-by: Mahmoud Mandour Reviewed-by: Alex Benn=C3=A9e Tested-by: Alex Benn=C3=A9e --- contrib/plugins/howvec.c | 27 +++++++++++++++++++-------- docs/devel/tcg-plugins.rst | 10 +++++----- 2 files changed, 24 insertions(+), 13 deletions(-) diff --git a/contrib/plugins/howvec.c b/contrib/plugins/howvec.c index 600f7facc1..4a5ec3d936 100644 --- a/contrib/plugins/howvec.c +++ b/contrib/plugins/howvec.c @@ -333,23 +333,34 @@ QEMU_PLUGIN_EXPORT int qemu_plugin_install(qemu_plugi= n_id_t id, =20 for (i =3D 0; i < argc; i++) { char *p =3D argv[i]; - if (strcmp(p, "inline") =3D=3D 0) { - do_inline =3D true; - } else if (strcmp(p, "verbose") =3D=3D 0) { - verbose =3D true; - } else { + g_autofree char **tokens =3D g_strsplit(p, "=3D", -1); + if (g_strcmp0(tokens[0], "inline") =3D=3D 0) { + if (!qemu_plugin_bool_parse(tokens[0], tokens[1], &do_inline))= { + fprintf(stderr, "boolean argument parsing failed: %s\n", p= ); + return -1; + } + } else if (g_strcmp0(tokens[0], "verbose") =3D=3D 0) { + if (!qemu_plugin_bool_parse(tokens[0], tokens[1], &verbose)) { + fprintf(stderr, "boolean argument parsing failed: %s\n", p= ); + return -1; + } + } else if (g_strcmp0(tokens[0], "count") =3D=3D 0) { + char *value =3D tokens[1]; int j; CountType type =3D COUNT_INDIVIDUAL; - if (*p =3D=3D '!') { + if (*value =3D=3D '!') { type =3D COUNT_NONE; - p++; + value++; } for (j =3D 0; j < class_table_sz; j++) { - if (strcmp(p, class_table[j].opt) =3D=3D 0) { + if (strcmp(value, class_table[j].opt) =3D=3D 0) { class_table[j].what =3D type; break; } } + } else { + fprintf(stderr, "option parsing failed: %s\n", p); + return -1; } } =20 diff --git a/docs/devel/tcg-plugins.rst b/docs/devel/tcg-plugins.rst index 753f56ac42..4ab9dc4bb1 100644 --- a/docs/devel/tcg-plugins.rst +++ b/docs/devel/tcg-plugins.rst @@ -79,7 +79,7 @@ Once built a program can be run with multiple plugins loa= ded each with their own arguments:: =20 $QEMU $OTHER_QEMU_ARGS \ - -plugin tests/plugin/libhowvec.so,arg=3Dinline,arg=3Dhint \ + -plugin tests/plugin/libhowvec.so,inline=3Don,count=3Dhint \ -plugin tests/plugin/libhotblocks.so =20 Arguments are plugin specific and can be used to modify their @@ -196,13 +196,13 @@ Similar to hotblocks but this time tracks memory acce= sses:: =20 This is an instruction classifier so can be used to count different types of instructions. It has a number of options to refine which get -counted. You can give an argument for a class of instructions to break -it down fully, so for example to see all the system registers -accesses:: +counted. You can give a value to the `count` argument for a class of +instructions to break it down fully, so for example to see all the system +registers accesses:: =20 ./aarch64-softmmu/qemu-system-aarch64 $(QEMU_ARGS) \ -append "root=3D/dev/sda2 systemd.unit=3Dbenchmark.service" \ - -smp 4 -plugin ./contrib/plugins/libhowvec.so,arg=3Dsreg -d plugin + -smp 4 -plugin ./contrib/plugins/libhowvec.so,count=3Dsreg -d plugin =20 which will lead to a sorted list after the class breakdown:: =20 --=20 2.25.1