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| author | Ricardo Cañuelo <ricardo.canuelo@collabora.com> | 2022-10-12 08:29:49 +0200 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2022-12-28 05:09:47 -0500 |
| commit | c262f75cb6bb5a63828e72ce3b8fe808e5029479 (patch) | |
| tree | b9f55760064cc9da8007bae42796b3ec8f5a6b47 /tools/virtio | |
| parent | b9e05399d9273c8c066e73db1e6e85364003030c (diff) | |
tools/virtio: initialize spinlocks in vring_test.c
The virtio_device vqs_list spinlocks must be initialized before use to
prevent functions that manipulate the device virtualqueues, such as
vring_new_virtqueue(), from blocking indefinitely.
Signed-off-by: Ricardo Cañuelo <ricardo.canuelo@collabora.com>
Message-Id: <20221012062949.1526176-1-ricardo.canuelo@collabora.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
Diffstat (limited to 'tools/virtio')
| -rw-r--r-- | tools/virtio/vringh_test.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/virtio/vringh_test.c b/tools/virtio/vringh_test.c index fa87b58bd5fa..98ff808d6f0c 100644 --- a/tools/virtio/vringh_test.c +++ b/tools/virtio/vringh_test.c @@ -308,6 +308,7 @@ static int parallel_test(u64 features, gvdev.vdev.features = features; INIT_LIST_HEAD(&gvdev.vdev.vqs); + spin_lock_init(&gvdev.vdev.vqs_list_lock); gvdev.to_host_fd = to_host[1]; gvdev.notifies = 0; @@ -455,6 +456,7 @@ int main(int argc, char *argv[]) getrange = getrange_iov; vdev.features = 0; INIT_LIST_HEAD(&vdev.vqs); + spin_lock_init(&vdev.vqs_list_lock); while (argv[1]) { if (strcmp(argv[1], "--indirect") == 0) |