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configure: add CONFIG_VIRTIO_BLK_DATA_PLANE 

The virtio-blk-data-plane feature only works with Linux AIO.  Therefore
add a ./configure option and necessary checks to implement this
dependency.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Stefan Hajnoczi 2012-11-14 15:04:15 +01:00
parent 4065742ac0
commit 583f6e7bbd
1 changed files with 21 additions and 0 deletions
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21
configure vendored
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@ -223,6 +223,7 @@ libiscsi=""
coroutine=""
seccomp=""
glusterfs=""
virtio_blk_data_plane=""
# parse CC options first
for opt do
@ -882,6 +883,10 @@ for opt do
;;
--enable-glusterfs) glusterfs="yes"
;;
--disable-virtio-blk-data-plane) virtio_blk_data_plane="no"
;;
--enable-virtio-blk-data-plane) virtio_blk_data_plane="yes"
;;
*) echo "ERROR: unknown option $opt"; show_help="yes"
;;
esac
@ -2273,6 +2278,17 @@ EOF
fi
fi
##########################################
# adjust virtio-blk-data-plane based on linux-aio
if test "$virtio_blk_data_plane" = "yes" -a \
"$linux_aio" != "yes" ; then
echo "Error: virtio-blk-data-plane requires Linux AIO, please try --enable-linux-aio"
exit 1
elif test -z "$virtio_blk_data_plane" ; then
virtio_blk_data_plane=$linux_aio
fi
##########################################
# attr probe
@ -3289,6 +3305,7 @@ echo "build guest agent $guest_agent"
echo "seccomp support $seccomp"
echo "coroutine backend $coroutine_backend"
echo "GlusterFS support $glusterfs"
echo "virtio-blk-data-plane $virtio_blk_data_plane"
if test "$sdl_too_old" = "yes"; then
echo "-> Your SDL version is too old - please upgrade to have SDL support"
@ -3634,6 +3651,10 @@ if test "$glusterfs" = "yes" ; then
echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
fi
if test "$virtio_blk_data_plane" = "yes" ; then
echo "CONFIG_VIRTIO_BLK_DATA_PLANE=y" >> $config_host_mak
fi
# USB host support
case "$usb" in
linux)