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[Qemu-devel] [PATCH v8 02/12] configure: add CONFIG_VIRTIO_BLK_DATA_PLAN
From: |
Stefan Hajnoczi |
Subject: |
[Qemu-devel] [PATCH v8 02/12] configure: add CONFIG_VIRTIO_BLK_DATA_PLANE |
Date: |
Mon, 17 Dec 2012 11:05:45 +0100 |
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 <address@hidden>
---
configure | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/configure b/configure
index ecdb33a..07c78e7 100755
--- a/configure
+++ b/configure
@@ -223,6 +223,7 @@ libiscsi=""
coroutine=""
seccomp=""
glusterfs=""
+virtio_blk_data_plane=""
# parse CC options first
for opt do
@@ -880,6 +881,10 @@ 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 $opt"; show_help="yes"
;;
esac
@@ -2257,6 +2262,17 @@ EOF
fi
##########################################
+# adjust virtio-blk-data-plane based on linux-aio
+
+if test "$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=$linux_aio
+fi
+
+##########################################
# attr probe
if test "$attr" != "no" ; then
@@ -3257,6 +3273,7 @@ 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"
@@ -3603,6 +3620,10 @@ 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)
--
1.8.0.2
- [Qemu-devel] [PATCH v8 00/12] virtio: virtio-blk data plane, Stefan Hajnoczi, 2012/12/17
- [Qemu-devel] [PATCH v8 01/12] raw-posix: add raw_get_aio_fd() for virtio-blk-data-plane, Stefan Hajnoczi, 2012/12/17
- [Qemu-devel] [PATCH v8 07/12] iov: add iov_discard_front/back() to remove data, Stefan Hajnoczi, 2012/12/17
- [Qemu-devel] [PATCH v8 08/12] test-iov: add iov_discard_front/back() testcases, Stefan Hajnoczi, 2012/12/17
- [Qemu-devel] [PATCH v8 11/12] dataplane: add virtio-blk data plane code, Stefan Hajnoczi, 2012/12/17
- [Qemu-devel] [PATCH v8 12/12] virtio-blk: add x-data-plane=on|off performance feature, Stefan Hajnoczi, 2012/12/17
- [Qemu-devel] [PATCH v8 02/12] configure: add CONFIG_VIRTIO_BLK_DATA_PLANE,
Stefan Hajnoczi <=
- [Qemu-devel] [PATCH v8 04/12] dataplane: add virtqueue vring code, Stefan Hajnoczi, 2012/12/17
- [Qemu-devel] [PATCH v8 10/12] virtio-blk: restore VirtIOBlkConf->config_wce flag, Stefan Hajnoczi, 2012/12/17
- [Qemu-devel] [PATCH v8 05/12] dataplane: add event loop, Stefan Hajnoczi, 2012/12/17
- [Qemu-devel] [PATCH v8 06/12] dataplane: add Linux AIO request queue, Stefan Hajnoczi, 2012/12/17
- [Qemu-devel] [PATCH v8 03/12] dataplane: add host memory mapping code, Stefan Hajnoczi, 2012/12/17
- [Qemu-devel] [PATCH v8 09/12] iov: add qemu_iovec_concat_iov(), Stefan Hajnoczi, 2012/12/17
- Re: [Qemu-devel] [PATCH v8 00/12] virtio: virtio-blk data plane, Stefan Hajnoczi, 2012/12/18