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authorMichael S. Tsirkin <mst@redhat.com>2011-05-20 02:11:05 +0300
committerRusty Russell <rusty@rustcorp.com.au>2011-05-30 11:14:15 +0930
commit4423fe40b03f32b11e72ecfa03077e702e55d5a9 (patch)
tree88c59c0b04cd8c960944504e2ff081be48996316 /tools/virtio
parent8ea8cf89e19aeb596b818ee5f2bec8a8b0586b60 (diff)
virtio_test: support event index
Add ability to test the new event idx feature, enable by default. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'tools/virtio')
-rw-r--r--tools/virtio/virtio_test.c19
1 files changed, 17 insertions, 2 deletions
diff --git a/tools/virtio/virtio_test.c b/tools/virtio/virtio_test.c
index df0c6d2c386..74d3331bdaf 100644
--- a/tools/virtio/virtio_test.c
+++ b/tools/virtio/virtio_test.c
@@ -198,6 +198,14 @@ const struct option longopts[] = {
.val = 'h',
},
{
+ .name = "event-idx",
+ .val = 'E',
+ },
+ {
+ .name = "no-event-idx",
+ .val = 'e',
+ },
+ {
.name = "indirect",
.val = 'I',
},
@@ -211,13 +219,17 @@ const struct option longopts[] = {
static void help()
{
- fprintf(stderr, "Usage: virtio_test [--help] [--no-indirect]\n");
+ fprintf(stderr, "Usage: virtio_test [--help]"
+ " [--no-indirect]"
+ " [--no-event-idx]"
+ "\n");
}
int main(int argc, char **argv)
{
struct vdev_info dev;
- unsigned long long features = 1ULL << VIRTIO_RING_F_INDIRECT_DESC;
+ unsigned long long features = (1ULL << VIRTIO_RING_F_INDIRECT_DESC) |
+ (1ULL << VIRTIO_RING_F_EVENT_IDX);
int o;
for (;;) {
@@ -228,6 +240,9 @@ int main(int argc, char **argv)
case '?':
help();
exit(2);
+ case 'e':
+ features &= ~(1ULL << VIRTIO_RING_F_EVENT_IDX);
+ break;
case 'h':
help();
goto done;