From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:60434) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TlLjC-00049i-W1 for qemu-devel@nongnu.org; Wed, 19 Dec 2012 10:38:45 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TlLj3-0002DX-JA for qemu-devel@nongnu.org; Wed, 19 Dec 2012 10:38:38 -0500 Received: from mx1.redhat.com ([209.132.183.28]:60000) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TlLj3-0002DJ-Aa for qemu-devel@nongnu.org; Wed, 19 Dec 2012 10:38:29 -0500 From: Stefan Hajnoczi Date: Wed, 19 Dec 2012 16:38:03 +0100 Message-Id: <1355931499-7912-3-git-send-email-stefanha@redhat.com> In-Reply-To: <1355931499-7912-1-git-send-email-stefanha@redhat.com> References: <1355931499-7912-1-git-send-email-stefanha@redhat.com> Subject: [Qemu-devel] [PATCH 02/18] configure: add CONFIG_VIRTIO_BLK_DATA_PLANE List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Anthony Liguori 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 --- configure | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/configure b/configure index 728caca..c3d7c1a 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