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hw/virtio: Document *_should_notify() are called within rcu_read_lock()

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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>
This commit is contained in:
Philippe Mathieu-Daudé 2021-05-23 11:40:40 +02:00 committed by Laurent Vivier
parent eb1960aac1
commit 4c6dd9a026
1 changed files with 2 additions and 0 deletions
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hw/virtio/virtio.c
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@ -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;