[Qemu-devel] [PATCH 5/8] v2: libnuma check in configure

[Qemu-devel] [PATCH 5/8] v2: libnuma check in configure

[Andre Przywara]

[-- Attachment #1: Type: text/plain, Size: 491 bytes --]

Signed-off-by: Andre Przywara <andre.przywara@amd.com>

-- 
Andre Przywara
AMD-Operating System Research Center (OSRC), Dresden, Germany
Tel: +49 351 277-84917
----to satisfy European Law for business letters:
AMD Saxony Limited Liability Company & Co. KG,
Wilschdorfer Landstr. 101, 01109 Dresden, Germany
Register Court Dresden: HRA 4896, General Partner authorized
to represent: AMD Saxony LLC (Wilmington, Delaware, US)
General Manager of AMD Saxony LLC: Dr. Hans-R. Deppe, Thomas McCoy

[-- Attachment #2: qemunuma_v2_libnuma_check.patch --]
[-- Type: text/x-patch, Size: 3031 bytes --]

# HG changeset patch
# User Andre Przywara <andre.przywara@amd.com>
# Date 1229431878 -3600
# Node ID c966a24fc826ccf77a698492003faeab87f0f9e5
# Parent  56efd06edc372f45820c382a4c2f0ac87766a2da
check for existence of libnuma in configure

diff -r 56efd06edc37 -r c966a24fc826 Makefile.target
--- a/Makefile.target	Tue Dec 16 13:45:28 2008 +0100
+++ b/Makefile.target	Tue Dec 16 13:51:18 2008 +0100
@@ -604,6 +604,8 @@ ifdef CONFIG_CS4231A
 ifdef CONFIG_CS4231A
 SOUND_HW += cs4231a.o
 endif
+
+LIBS+=$(NUMALIBS)
 
 ifdef CONFIG_VNC_TLS
 CPPFLAGS += $(CONFIG_VNC_TLS_CFLAGS)
diff -r 56efd06edc37 -r c966a24fc826 configure
--- a/configure	Tue Dec 16 13:45:28 2008 +0100
+++ b/configure	Tue Dec 16 13:51:18 2008 +0100
@@ -112,6 +112,7 @@ uname_release=""
 uname_release=""
 curses="yes"
 aio="yes"
+numa="yes"
 nptl="yes"
 mixemu="no"
 bluez="yes"
@@ -365,6 +366,8 @@ for opt do
   ;;
   --enable-mixemu) mixemu="yes"
   ;;
+  --disable-numa) numa="no"
+  ;;
   --disable-aio) aio="no"
   ;;
   --disable-blobs) blobs="no"
@@ -459,6 +462,7 @@ echo "  --audio-card-list=LIST   set lis
 echo "  --audio-card-list=LIST   set list of additional emulated audio cards"
 echo "                           Available cards: ac97 adlib cs4231a gus"
 echo "  --enable-mixemu          enable mixer emulation"
+echo "  --disable-numa           disable NUMA support (host side)"
 echo "  --disable-brlapi         disable BrlAPI"
 echo "  --disable-vnc-tls        disable TLS encryption for VNC server"
 echo "  --disable-curses         disable curses output"
@@ -865,6 +869,22 @@ done
 done
 
 ##########################################
+# libnuma probe
+NUMALIBS=""
+
+if test "$numa" = "yes" ; then
+    numa=no
+    cat > $TMPC << EOF
+#include <numa.h>
+int main(void) { return numa_available(); }
+EOF
+    if $cc ${ARCH_CFLAGS} -o $TMPE ${OS_CFLAGS} $TMPC -lnuma > /dev/null 2> /dev/null ; then
+        numa=yes
+        NUMALIBS="-lnuma"
+    fi
+fi
+
+##########################################
 # BrlAPI probe
 
 if test -z "$brlapi" ; then
@@ -1056,6 +1076,7 @@ echo "Audio drivers     $audio_drv_list"
 echo "Audio drivers     $audio_drv_list"
 echo "Extra audio cards $audio_card_list"
 echo "Mixer emulation   $mixemu"
+echo "NUMA support      $numa"
 echo "VNC TLS support   $vnc_tls"
 if test "$vnc_tls" = "yes" ; then
     echo "    TLS CFLAGS    $vnc_tls_cflags"
@@ -1122,6 +1143,7 @@ echo "LDFLAGS=$LDFLAGS" >> $config_mak
 echo "LDFLAGS=$LDFLAGS" >> $config_mak
 echo "EXESUF=$EXESUF" >> $config_mak
 echo "AIOLIBS=$AIOLIBS" >> $config_mak
+echo "NUMALIBS=$NUMALIBS" >> $config_mak
 case "$cpu" in
   i386)
     echo "ARCH=i386" >> $config_mak
@@ -1296,6 +1318,10 @@ if test "$mixemu" = "yes" ; then
 if test "$mixemu" = "yes" ; then
   echo "CONFIG_MIXEMU=yes" >> $config_mak
   echo "#define CONFIG_MIXEMU 1" >> $config_h
+fi
+if test "$numa" = "yes" ; then
+  echo "CONFIG_NUMA=yes" >> $config_mak
+  echo "#define CONFIG_NUMA 1" >> $config_h
 fi
 if test "$vnc_tls" = "yes" ; then
   echo "CONFIG_VNC_TLS=yes" >> $config_mak