From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46699) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WsvDs-0001gY-9J for qemu-devel@nongnu.org; Fri, 06 Jun 2014 10:34:31 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WsvDj-0001ab-FL for qemu-devel@nongnu.org; Fri, 06 Jun 2014 10:34:24 -0400 Received: from mx1.redhat.com ([209.132.183.28]:63031) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WsvDj-0001aS-5y for qemu-devel@nongnu.org; Fri, 06 Jun 2014 10:34:15 -0400 From: Amos Kong Date: Fri, 6 Jun 2014 22:33:52 +0800 Message-Id: <1402065233-31894-4-git-send-email-akong@redhat.com> In-Reply-To: <1402065233-31894-1-git-send-email-akong@redhat.com> References: <1402065233-31894-1-git-send-email-akong@redhat.com> Subject: [Qemu-devel] [PATCH v4 3/4] virtio-blk-test.c: add hotplug subtest List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: stefanha@gmail.com, arei.gonglei@huawei.com, afaerber@suse.de This patch adds a new subtest, it hotplugs 29 * 8 = 232 virtio-blk devices to guest, and try to hot-unplug them. Note: the hot-unplug can't work without cooperation of guest OS. Signed-off-by: Amos Kong Reviewed-by: Stefan Hajnoczi --- tests/virtio-blk-test.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/tests/virtio-blk-test.c b/tests/virtio-blk-test.c index 0fdec01..7358203 100644 --- a/tests/virtio-blk-test.c +++ b/tests/virtio-blk-test.c @@ -7,11 +7,41 @@ * See the COPYING file in the top-level directory. */ +#include #include #include #include "libqtest.h" #include "qemu/osdep.h" +static void test_blk_hotplug(void) +{ + int i, j; + + /* start with no network/block device, slots 3~0x1f are free */ + qtest_start("-net none"); + + for (i = 3; i <= 0x1f; i++) { + for (j = 7; j >= 0; j--) { + qmp_exec_hmp_cmd("OK\r\n", + "drive_add 0 if=none,file=/dev/null,id=drv-%x.%x", + i, j); + qmp_exec_hmp_cmd("", + "device_add virtio-blk-pci,id=dev-%x.%x,drive=drv-%x.%x," + "addr=0x%x.%x,multifunction=on", i, j, i, j, i, j); + } + } + + /* hot-unplug doesn't work without cooperation of guest OS */ + for (i = 3; i <= 0x1f; i++) { + for (j = 7; j >= 0; j--) { + qmp_exec_hmp_cmd("", "drive_del drv-%x.%x", i, j); + qmp_exec_hmp_cmd("", "device_del dev-%x.%x", i, j); + } + } + + qtest_end(); +} + /* Tests only initialization */ static void virtblk_init(void) { @@ -26,6 +56,7 @@ int main(int argc, char **argv) g_test_init(&argc, &argv, NULL); qtest_add_func("/virtio/blk/pci/init", virtblk_init); + qtest_add_func("/virtio/blk/pci/hotplug", test_blk_hotplug); ret = g_test_run(); -- 1.9.3