diff options
author | Philippe Mathieu-Daudé <philmd@redhat.com> | 2021-05-23 11:40:40 +0200 |
---|---|---|
committer | Laurent Vivier <laurent@vivier.eu> | 2021-07-09 18:42:46 +0200 |
commit | 4c6dd9a0262d39eb8570ba077b5320df682603d1 (patch) | |
tree | 7a8a2007917f370cee3fb6e2aaed65fd47aa7764 | |
parent | eb1960aac1f5b2cad24de300bda2726d63700290 (diff) |
hw/virtio: Document *_should_notify() are called within rcu_read_lock()
Such comments make reviewing this file somehow easier.
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20210523094040.3516968-1-philmd@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
-rw-r--r-- | hw/virtio/virtio.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c index 6dcf3baf56..874377f37a 100644 --- a/hw/virtio/virtio.c +++ b/hw/virtio/virtio.c @@ -2447,6 +2447,7 @@ static void virtio_set_isr(VirtIODevice *vdev, int value) } } +/* Called within rcu_read_lock(). */ static bool virtio_split_should_notify(VirtIODevice *vdev, VirtQueue *vq) { uint16_t old, new; @@ -2483,6 +2484,7 @@ static bool vring_packed_need_event(VirtQueue *vq, bool wrap, return vring_need_event(off, new, old); } +/* Called within rcu_read_lock(). */ static bool virtio_packed_should_notify(VirtIODevice *vdev, VirtQueue *vq) { VRingPackedDescEvent e; |