slots_lock is taken everywhere when device ops are called.
Document this as we will use this to rework locking for io.
Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
---
virt/kvm/iodev.h | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/virt/kvm/iodev.h b/virt/kvm/iodev.h
index 2c67f5a..06e38b2 100644
--- a/virt/kvm/iodev.h
+++ b/virt/kvm/iodev.h
@@ -20,6 +20,9 @@
struct kvm_io_device;
+/**
+ * kvm_io_device_ops are called under kvm slots_lock.
+ **/
struct kvm_io_device_ops {
void (*read)(struct kvm_io_device *this,
gpa_t addr,
--
1.6.2.2
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