From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:57141) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wi3In-0005aQ-5C for qemu-devel@nongnu.org; Wed, 07 May 2014 10:58:37 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Wi3Ih-0004ml-N0 for qemu-devel@nongnu.org; Wed, 07 May 2014 10:58:33 -0400 Received: from mx1.redhat.com ([209.132.183.28]:48205) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wi3Ih-0004mX-FC for qemu-devel@nongnu.org; Wed, 07 May 2014 10:58:27 -0400 Date: Wed, 7 May 2014 17:57:13 +0300 From: "Michael S. Tsirkin" Message-ID: <20140507145713.GB16437@redhat.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Subject: Re: [Qemu-devel] [PATCH v3.1 24/31] configure: add Linux libnuma detection List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Hu Tao Cc: Paolo Bonzini , Igor Mammedov , qemu-devel@nongnu.org, Wanlong Gao , Andre Przywara On Tue, May 06, 2014 at 05:27:45PM +0800, Hu Tao wrote: > From: Wanlong Gao > > Add detection of libnuma (mostly contained in the numactl package) > to the configure script. Can be enabled or disabled on the command > line, default is use if available. > > Signed-off-by: Andre Przywara > Signed-off-by: Wanlong Gao > Signed-off-by: Paolo Bonzini > Signed-off-by: Hu Tao > --- > configure | 33 +++++++++++++++++++++++++++++++++ > 1 file changed, 33 insertions(+) > > diff --git a/configure b/configure > index 870c939..c3df5e6 100755 > --- a/configure > +++ b/configure > @@ -324,6 +324,7 @@ tpm="no" > libssh2="" > vhdx="" > quorum="no" > +numa="" > > # parse CC options first > for opt do > @@ -1087,6 +1088,10 @@ for opt do > ;; > --enable-quorum) quorum="yes" > ;; > + --disable-numa) numa="no" > + ;; > + --enable-numa) numa="yes" > + ;; > *) > echo "ERROR: unknown option $opt" > echo "Try '$0 --help' for more information" > @@ -1354,6 +1359,8 @@ Advanced options (experts only): > --enable-vhdx enable support for the Microsoft VHDX image format > --disable-quorum disable quorum block filter support > --enable-quorum enable quorum block filter support > + --disable-numa disable libnuma support > + --enable-numa enable libnuma support > > NOTE: The object files are built at the place where configure is launched > EOF > @@ -3113,6 +3120,27 @@ if compile_prog "" "" ; then > fi > > ########################################## > +# libnuma probe > + > +if test "$numa" != "no" ; then > + numa=no > + cat > $TMPC << EOF > +#include > +int main(void) { return numa_available(); } > +EOF > + > + if compile_prog "" "-lnuma" ; then > + numa=yes > + libs_softmmu="-lnuma $libs_softmmu" > + else > + if test "$numa" = "yes" ; then > + feature_not_found "linux NUMA (install numactl?)" Which distro? At least for Fedora I think one needs numactl-devel? > + fi > + numa=no > + fi > +fi > + > +########################################## > # signalfd probe > signalfd="no" > cat > $TMPC << EOF > @@ -4186,6 +4214,7 @@ echo "vhdx $vhdx" > echo "Quorum $quorum" > echo "lzo support $lzo" > echo "snappy support $snappy" > +echo "NUMA host support $numa" > > if test "$sdl_too_old" = "yes"; then > echo "-> Your SDL version is too old - please upgrade to have SDL support" > @@ -5153,6 +5182,10 @@ if [ "$dtc_internal" = "yes" ]; then > echo "config-host.h: subdir-dtc" >> $config_host_mak > fi > > +if test "$numa" = "yes"; then > + echo "CONFIG_NUMA=y" >> $config_host_mak > +fi > + > # build tree in object directory in case the source is not in the current directory > DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests" > DIRS="$DIRS fsdev" > -- > 1.8.5.2.229.g4448466 >