From patchwork Fri Jun 17 07:36:20 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhang Chen X-Patchwork-Id: 12885230 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A5DAFC43334 for ; Fri, 17 Jun 2022 07:54:19 +0000 (UTC) Received: from localhost ([::1]:51052 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1o26o6-0008A9-IA for qemu-devel@archiver.kernel.org; Fri, 17 Jun 2022 03:54:18 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:39336) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o26l9-00056f-2Y for qemu-devel@nongnu.org; Fri, 17 Jun 2022 03:51:15 -0400 Received: from mga06b.intel.com ([134.134.136.31]:28798 helo=mga06.intel.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o26l5-000779-NF for qemu-devel@nongnu.org; Fri, 17 Jun 2022 03:51:14 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1655452271; x=1686988271; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=JVcVA2OckO5nc/tQNrzCeTGJe2wl+Hute7/BhRzsybY=; b=mPdmMETtoG361485L27LApaZAu/pnlgdlqam7zGV1uDEXTt1UHO3xu6G f86LIImLT/tkUJyc64QJM7dtFz4hT6/9Vt5GMkuhmLqFN2zIcBvsh8Shz Zd39P0XlSZymW2kt4OM9+gNltJhClakzJRjB7OVxj1GTek3jQiqnZx6z8 e8rO7bcTESLoJgBa5oPzxcUpXa27gmoXpRqY+V+Ro89tRH71yoF1Y2WFE KxkFOdjE9fM9BQ6BR6o6DzEtwIBmGxDK+aKkIhAGSLouSucYvdAVhGA5v sSnZL01jta+eKBdvMKi2NJbzO4kGR7euVmPIgIZgPfCQ+vmGMTRGCo/NC Q==; X-IronPort-AV: E=McAfee;i="6400,9594,10380"; a="341102114" X-IronPort-AV: E=Sophos;i="5.92,306,1650956400"; d="scan'208";a="341102114" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jun 2022 00:51:10 -0700 X-IronPort-AV: E=Sophos;i="5.92,306,1650956400"; d="scan'208";a="641936646" Received: from unknown (HELO localhost.localdomain) ([10.239.13.19]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jun 2022 00:51:07 -0700 From: Zhang Chen To: Jason Wang , qemu-dev , Paolo Bonzini , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Eduardo Habkost , Eric Blake , Markus Armbruster Cc: Zhang Chen , Peter Maydell , Thomas Huth , Laurent Vivier , Yuri Benditovich , Andrew Melnychenko Subject: [RFC PATCH 02/12] meson: Add ubpf build config and misc Date: Fri, 17 Jun 2022 15:36:20 +0800 Message-Id: <20220617073630.535914-3-chen.zhang@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220617073630.535914-1-chen.zhang@intel.com> References: <20220617073630.535914-1-chen.zhang@intel.com> MIME-Version: 1.0 Received-SPF: pass client-ip=134.134.136.31; envelope-from=chen.zhang@intel.com; helo=mga06.intel.com X-Spam_score_int: -44 X-Spam_score: -4.5 X-Spam_bar: ---- X-Spam_report: (-4.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Make meson to build iovisor/ubpf code in Qemu. Signed-off-by: Zhang Chen --- meson.build | 47 +++++++++++++++++++++++++++++ meson_options.txt | 3 ++ scripts/coverity-scan/COMPONENTS.md | 3 ++ scripts/meson-buildoptions.sh | 5 +++ 4 files changed, 58 insertions(+) diff --git a/meson.build b/meson.build index 21cd949082..f370c1aba7 100644 --- a/meson.build +++ b/meson.build @@ -2717,9 +2717,53 @@ if not fdt.found() and fdt_required.length() > 0 error('fdt not available but required by targets ' + ', '.join(fdt_required)) endif +ubpf = not_found +ubpf_opt = 'disabled' +if have_system + ubpf_opt = get_option('ubpf') + if ubpf_opt in ['enabled', 'auto', 'system'] + have_internal = fs.exists(meson.current_source_dir() / 'ubpf/vm/Makefile') + ubpf = dependency('ubpf', kwargs: static_kwargs, + method: 'pkg-config', + required: ubpf_opt == 'system' or + ubpf_opt == 'enabled' and not have_internal) + if ubpf.found() + ubpf_opt = 'system' + elif have_internal + ubpf_opt = 'internal' + else + ubpf_opt = 'disabled' + endif + endif + if ubpf_opt == 'internal' + ubpf_data = configuration_data() + + ubpf_files = files( + 'ubpf/vm/ubpf_jit_x86_64.c', + 'ubpf/vm/ubpf_vm.c', + 'ubpf/vm/ubpf_loader.c', + ) + + ubpf_cargs = [ + '-Wno-error', '-w', + '-include', 'ubpf-defs.h' + ] + + configure_file(output: 'ubpf-defs.h', configuration: ubpf_data) + ubpf_inc = include_directories('ubpf/vm', 'ubpf/vm/inc') + libubpf = static_library('ubpf', + sources: ubpf_files, + c_args: ubpf_cargs, + include_directories: ubpf_inc) + ubpf = declare_dependency(link_with: libubpf, + include_directories: ubpf_inc) + endif +endif + config_host_data.set('CONFIG_CAPSTONE', capstone.found()) config_host_data.set('CONFIG_FDT', fdt.found()) config_host_data.set('CONFIG_SLIRP', slirp.found()) +config_host_data.set('CONFIG_UBPF', ubpf.found()) ##################### # Generated sources # @@ -3046,6 +3090,8 @@ subdir('softmmu') common_ss.add(capstone) specific_ss.add(files('cpu.c', 'disas.c', 'gdbstub.c'), capstone) +common_ss.add(ubpf) + # Work around a gcc bug/misfeature wherein constant propagation looks # through an alias: # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99696 @@ -3911,6 +3957,7 @@ summary_info += {'libudev': libudev} # Dummy dependency, keep .found() summary_info += {'FUSE lseek': fuse_lseek.found()} summary_info += {'selinux': selinux} +summary_info += {'ubpf support': ubpf_opt == 'internal' ? ubpf_opt : ubpf} summary(summary_info, bool_yn: true, section: 'Dependencies') if not supported_cpus.contains(cpu) diff --git a/meson_options.txt b/meson_options.txt index 2de94af037..1eb9164857 100644 --- a/meson_options.txt +++ b/meson_options.txt @@ -262,6 +262,9 @@ option('slirp', type: 'combo', value: 'auto', option('fdt', type: 'combo', value: 'auto', choices: ['disabled', 'enabled', 'auto', 'system', 'internal'], description: 'Whether and how to find the libfdt library') +option('ubpf', type: 'combo', value: 'auto', + choices: ['disabled', 'enabled', 'auto', 'system', 'internal'], + description: 'Whether and how to find the ubpf library') option('selinux', type: 'feature', value: 'auto', description: 'SELinux support in qemu-nbd') diff --git a/scripts/coverity-scan/COMPONENTS.md b/scripts/coverity-scan/COMPONENTS.md index 183f26a32c..dd28116674 100644 --- a/scripts/coverity-scan/COMPONENTS.md +++ b/scripts/coverity-scan/COMPONENTS.md @@ -72,6 +72,9 @@ char capstone ~ (/qemu)?(/capstone/.*) +ubpf + ~ (/qemu)?(/ubpf/vm/.*) + crypto ~ (/qemu)?((/include)?/crypto/.*|/hw/.*/crypto.*) diff --git a/scripts/meson-buildoptions.sh b/scripts/meson-buildoptions.sh index 00ea4d8cd1..044dde1cff 100644 --- a/scripts/meson-buildoptions.sh +++ b/scripts/meson-buildoptions.sh @@ -37,6 +37,8 @@ meson_options_help() { printf "%s\n" ' getrandom()' printf "%s\n" ' --enable-slirp[=CHOICE] Whether and how to find the slirp library' printf "%s\n" ' (choices: auto/disabled/enabled/internal/system)' + printf "%s\n" ' --enable-ubpf[=CHOICE] Whether and how to find the ubpf library' + printf "%s\n" ' (choices: auto/disabled/enabled/internal/system)' printf "%s\n" ' --enable-strip Strip targets on install' printf "%s\n" ' --enable-tcg-interpreter TCG with bytecode interpreter (slow)' printf "%s\n" ' --enable-trace-backends=CHOICES' @@ -379,6 +381,9 @@ _meson_option_parse() { --enable-slirp=*) quote_sh "-Dslirp=$2" ;; --enable-slirp-smbd) printf "%s" -Dslirp_smbd=enabled ;; --disable-slirp-smbd) printf "%s" -Dslirp_smbd=disabled ;; + --enable-ubpf) printf "%s" -Dubpf=enabled ;; + --disable-ubpf) printf "%s" -Dubpf=disabled ;; + --enable-ubpf=*) quote_sh "-Dubpf=$2" ;; --enable-smartcard) printf "%s" -Dsmartcard=enabled ;; --disable-smartcard) printf "%s" -Dsmartcard=disabled ;; --enable-snappy) printf "%s" -Dsnappy=enabled ;;