From patchwork Thu Sep 24 09:22:14 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Bonzini X-Patchwork-Id: 304558 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 927DCC4363D for ; Thu, 24 Sep 2020 09:43:11 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 014C923787 for ; Thu, 24 Sep 2020 09:43:10 +0000 (UTC) Authentication-Results: mail.kernel.org; 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Thu, 24 Sep 2020 09:23:42 +0000 (UTC) Received: from virtlab701.virt.lab.eng.bos.redhat.com (virtlab701.virt.lab.eng.bos.redhat.com [10.19.152.228]) by smtp.corp.redhat.com (Postfix) with ESMTP id 73E215576C; Thu, 24 Sep 2020 09:23:39 +0000 (UTC) From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [PULL 32/92] configure: move malloc_trim/tcmalloc/jemalloc to meson Date: Thu, 24 Sep 2020 05:22:14 -0400 Message-Id: <20200924092314.1722645-33-pbonzini@redhat.com> In-Reply-To: <20200924092314.1722645-1-pbonzini@redhat.com> References: <20200924092314.1722645-1-pbonzini@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=pbonzini@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=63.128.21.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/24 01:10:00 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -32 X-Spam_score: -3.3 X-Spam_bar: --- X-Spam_report: (-3.3 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.228, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, 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: Stefan Hajnoczi Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Because LIBS is not used anymore, tcmalloc/jemalloc does not work with binaries whose description is in Meson. The fix is simply to move them to Meson too. For consistency with other configure options, specifying --enable-malloc-trim together with --enable-{tc,je}malloc becomes a fatal error. Reported-by: Stefan Hajnoczi Reviewed-by: Stefan Hajnoczi Signed-off-by: Paolo Bonzini --- configure | 84 +++++------------------------------------------ meson.build | 28 +++++++++++++--- meson_options.txt | 5 +++ 3 files changed, 38 insertions(+), 79 deletions(-) diff --git a/configure b/configure index 6cffe0fde8..a65663d531 100755 --- a/configure +++ b/configure @@ -549,7 +549,7 @@ skip_meson=no gettext="" bogus_os="no" -malloc_trim="" +malloc_trim="auto" # parse CC options first for opt do @@ -1228,9 +1228,9 @@ for opt do ;; --enable-tcg) tcg="yes" ;; - --disable-malloc-trim) malloc_trim="no" + --disable-malloc-trim) malloc_trim="disabled" ;; - --enable-malloc-trim) malloc_trim="yes" + --enable-malloc-trim) malloc_trim="enabled" ;; --disable-spice) spice="no" ;; @@ -4383,77 +4383,14 @@ EOF fi fi +malloc=system if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then echo "ERROR: tcmalloc && jemalloc can't be used at the same time" exit 1 -fi - -# Even if malloc_trim() is available, these non-libc memory allocators -# do not support it. -if test "$tcmalloc" = "yes" || test "$jemalloc" = "yes" ; then - if test "$malloc_trim" = "yes" ; then - echo "Disabling malloc_trim with non-libc memory allocator" - fi - malloc_trim="no" -fi - -####################################### -# malloc_trim - -if test "$malloc_trim" != "no" ; then - cat > $TMPC << EOF -#include -int main(void) { malloc_trim(0); return 0; } -EOF - if compile_prog "" "" ; then - malloc_trim="yes" - else - malloc_trim="no" - fi -fi - -########################################## -# tcmalloc probe - -if test "$tcmalloc" = "yes" ; then - cat > $TMPC << EOF -#include -int main(void) { - void *tmp = malloc(1); - if (tmp != NULL) { - return 0; - } - return 1; -} -EOF - - if compile_prog "" "-ltcmalloc" ; then - LIBS="-ltcmalloc $LIBS" - else - feature_not_found "tcmalloc" "install gperftools devel" - fi -fi - -########################################## -# jemalloc probe - -if test "$jemalloc" = "yes" ; then - cat > $TMPC << EOF -#include -int main(void) { - void *tmp = malloc(1); - if (tmp != NULL) { - return 0; - } - return 1; -} -EOF - - if compile_prog "" "-ljemalloc" ; then - LIBS="-ljemalloc $LIBS" - else - feature_not_found "jemalloc" "install jemalloc devel" - fi +elif test "$tcmalloc" = "yes" ; then + malloc=tcmalloc +elif test "$jemalloc" = "yes" ; then + malloc=jemalloc fi ########################################## @@ -6951,10 +6888,6 @@ if test "$gbm" = "yes" ; then fi -if test "$malloc_trim" = "yes" ; then - echo "CONFIG_MALLOC_TRIM=y" >> $config_host_mak -fi - if test "$avx2_opt" = "yes" ; then echo "CONFIG_AVX2_OPT=y" >> $config_host_mak fi @@ -7926,6 +7859,7 @@ NINJA=${ninja:-$PWD/ninjatool} $meson setup \ -Dstrip=$(if test "$strip_opt" = yes; then echo true; else echo false; fi) \ -Db_pie=$(if test "$pie" = yes; then echo true; else echo false; fi) \ -Db_coverage=$(if test "$gcov" = yes; then echo true; else echo false; fi) \ + -Dmalloc=$malloc -Dmalloc_trim=$malloc_trim \ -Dmpath=$mpath -Dsdl=$sdl -Dsdl_image=$sdl_image \ -Dvnc=$vnc -Dvnc_sasl=$vnc_sasl -Dvnc_jpeg=$vnc_jpeg -Dvnc_png=$vnc_png \ -Dgettext=$gettext -Dxkbcommon=$xkbcommon -Du2f=$u2f\ diff --git a/meson.build b/meson.build index eff3fb0f72..08ebfca6d0 100644 --- a/meson.build +++ b/meson.build @@ -514,6 +514,26 @@ keyutils = dependency('libkeyutils', required: false, has_gettid = cc.has_function('gettid') +# Malloc tests + +malloc = [] +if get_option('malloc') == 'system' + has_malloc_trim = \ + not get_option('malloc_trim').disabled() and \ + cc.links('''#include + int main(void) { malloc_trim(0); return 0; }''') +else + has_malloc_trim = false + malloc = cc.find_library(get_option('malloc'), required: true) +endif +if not has_malloc_trim and get_option('malloc_trim').enabled() + if get_option('malloc') == 'system' + error('malloc_trim not available on this platform.') + else + error('malloc_trim not available with non-libc memory allocator') + endif +endif + # Create config-host.h config_host_data.set('CONFIG_LIBUDEV', libudev.found()) @@ -528,6 +548,7 @@ config_host_data.set('CONFIG_VNC_SASL', sasl.found()) config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found()) config_host_data.set('CONFIG_KEYUTILS', keyutils.found()) config_host_data.set('CONFIG_GETTID', has_gettid) +config_host_data.set('CONFIG_MALLOC_TRIM', has_malloc_trim) config_host_data.set('QEMU_VERSION', '"@0@"'.format(meson.project_version())) config_host_data.set('QEMU_VERSION_MAJOR', meson.project_version().split('.')[0]) config_host_data.set('QEMU_VERSION_MINOR', meson.project_version().split('.')[1]) @@ -896,7 +917,7 @@ util_ss.add_all(trace_ss) util_ss = util_ss.apply(config_all, strict: false) libqemuutil = static_library('qemuutil', sources: util_ss.sources() + stub_ss.sources() + genh, - dependencies: [util_ss.dependencies(), m, glib, socket]) + dependencies: [util_ss.dependencies(), m, glib, socket, malloc]) qemuutil = declare_dependency(link_with: libqemuutil, sources: genh + version_res) @@ -1520,7 +1541,7 @@ summary_info += {'Install blobs': config_host.has_key('INSTALL_BLOBS')} # summary_info += {'TCG debug enabled': config_host.has_key('CONFIG_DEBUG_TCG')} # summary_info += {'TCG interpreter': config_host.has_key('CONFIG_TCG_INTERPRETER')} #endif -summary_info += {'malloc trim support': config_host.has_key('CONFIG_MALLOC_TRIM')} +summary_info += {'malloc trim support': has_malloc_trim} summary_info += {'RDMA support': config_host.has_key('CONFIG_RDMA')} summary_info += {'PVRDMA support': config_host.has_key('CONFIG_PVRDMA')} summary_info += {'fdt support': config_host.has_key('CONFIG_FDT')} @@ -1582,8 +1603,7 @@ summary_info += {'lzfse support': config_host.has_key('CONFIG_LZFSE')} summary_info += {'zstd support': config_host.has_key('CONFIG_ZSTD')} summary_info += {'NUMA host support': config_host.has_key('CONFIG_NUMA')} summary_info += {'libxml2': config_host.has_key('CONFIG_LIBXML2')} -summary_info += {'tcmalloc support': config_host.has_key('CONFIG_TCMALLOC')} -summary_info += {'jemalloc support': config_host.has_key('CONFIG_JEMALLOC')} +summary_info += {'memory allocator': get_option('malloc')} summary_info += {'avx2 optimization': config_host.has_key('CONFIG_AVX2_OPT')} summary_info += {'avx512f optimization': config_host.has_key('CONFIG_AVX512F_OPT')} summary_info += {'replication support': config_host.has_key('CONFIG_REPLICATION')} diff --git a/meson_options.txt b/meson_options.txt index b38a6ae92a..8a59ec263d 100644 --- a/meson_options.txt +++ b/meson_options.txt @@ -6,6 +6,11 @@ option('docdir', type : 'string', value : 'doc', option('gettext', type : 'boolean', value : true, description: 'Localization of the GTK+ user interface') +option('malloc_trim', type : 'feature', value : 'auto', + description: 'enable libc malloc_trim() for memory optimization') +option('malloc', type : 'combo', choices : ['system', 'tcmalloc', 'jemalloc'], + value: 'system', description: 'choose memory allocator to use') + option('mpath', type : 'feature', value : 'auto', description: 'Multipath persistent reservation passthrough') option('sdl', type : 'feature', value : 'auto',