[Qemu-devel] [RFC PATCH RDMA support v4: 01/10] ./configure --enable-rdma

[mrhines@linux.vnet.ibm.com]

From: "Michael R. Hines" <mrhines@us.ibm.com>


Signed-off-by: Michael R. Hines <mrhines@us.ibm.com>
---
 configure |   25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/configure b/configure
index 46a7594..bdc6b13 100755
--- a/configure
+++ b/configure
@@ -170,6 +170,7 @@ xfs=""
 
 vhost_net="no"
 kvm="no"
+rdma="no"
 gprof="no"
 debug_tcg="no"
 debug="no"
@@ -904,6 +905,10 @@ for opt do
   ;;
   --enable-gtk) gtk="yes"
   ;;
+  --enable-rdma) rdma="yes"
+  ;;
+  --disable-rdma) rdma="no"
+  ;;
   --with-gtkabi=*) gtkabi="$optarg"
   ;;
   --enable-tpm) tpm="yes"
@@ -1104,6 +1109,8 @@ echo "  --enable-bluez           enable bluez stack connectivity"
 echo "  --disable-slirp          disable SLIRP userspace network connectivity"
 echo "  --disable-kvm            disable KVM acceleration support"
 echo "  --enable-kvm             enable KVM acceleration support"
+echo "  --disable-rdma           disable RDMA-based migration support"
+echo "  --enable-rdma            enable RDMA-based migration support"
 echo "  --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)"
 echo "  --disable-nptl           disable usermode NPTL support"
 echo "  --enable-nptl            enable usermode NPTL support"
@@ -1766,6 +1773,18 @@ EOF
   libs_softmmu="$sdl_libs $libs_softmmu"
 fi
 
+if test "$rdma" = "yes" ; then
+  cat > $TMPC <<EOF
+#include <rdma/rdma_cma.h>
+int main(void) { return 0; }
+EOF
+  rdma_libs="-lrdmacm -libverbs"
+  if ! compile_prog "" "$rdma_libs" ; then
+      feature_not_found "rdma"
+  fi
+    
+fi
+
 ##########################################
 # VNC TLS/WS detection
 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
@@ -3412,6 +3431,7 @@ echo "Linux AIO support $linux_aio"
 echo "ATTR/XATTR support $attr"
 echo "Install blobs     $blobs"
 echo "KVM support       $kvm"
+echo "RDMA support      $rdma"
 echo "TCG interpreter   $tcg_interpreter"
 echo "fdt support       $fdt"
 echo "preadv support    $preadv"
@@ -4384,6 +4404,11 @@ if [ "$pixman" = "internal" ]; then
   echo "config-host.h: subdir-pixman" >> $config_host_mak
 fi
 
+if test "$rdma" = "yes" ; then
+echo "CONFIG_RDMA=y" >> $config_host_mak
+echo "LIBS+=$rdma_libs" >> $config_host_mak
+fi
+
 # build tree in object directory in case the source is not in the current directory
 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32"
 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas"
-- 
1.7.10.4