On 24.07.26 00:30, ConKite wrote:
In support of future work to add a memory isolation mode to vhost-user devices, 
a
qdev property, "memory-isolation", is added to all vhost-user devices. This is
simply a bool representing whether the mode is active or not.

Signed-off-by: Connor Kite <[email protected]>
Reviewed-by: Stefan Hajnoczi <[email protected]>
---
  hw/block/vhost-user-blk.c            | 1 +
  hw/display/vhost-user-gpu.c          | 1 +
  hw/scsi/vhost-user-scsi.c            | 1 +
  hw/virtio/vhost-user-base.c          | 3 ++-
  hw/virtio/vhost-user-fs.c            | 1 +
  hw/virtio/vhost-user-scmi.c          | 1 +
  hw/virtio/vhost-user-vsock.c         | 1 +
  include/hw/virtio/vhost-user-base.h  | 1 +
  include/hw/virtio/vhost-user-blk.h   | 1 +
  include/hw/virtio/vhost-user-fs.h    | 1 +
  include/hw/virtio/vhost-user-scmi.h  | 1 +
  include/hw/virtio/vhost-user-vsock.h | 1 +
  include/hw/virtio/virtio-gpu.h       | 1 +
  include/hw/virtio/virtio-scsi.h      | 1 +
  14 files changed, 15 insertions(+), 1 deletion(-)

Should `vhost_user_vga_inst_initfn()` set up an alias for "memory-isolation", like it does for "chardev" now?

There are four lines in here that the checkpatch script notes to be over 80 characters in length, so they should be broken up.

[...]

diff --git a/hw/virtio/vhost-user-base.c b/hw/virtio/vhost-user-base.c
index 90bd2903db..d2a74a2860 100644
--- a/hw/virtio/vhost-user-base.c
+++ b/hw/virtio/vhost-user-base.c
@@ -409,7 +409,8 @@ static void vub_device_unrealize(DeviceState *dev)
/*Define common qdev properties. Inherited by all children*/
  static const Property vub_properties[] = {
-    DEFINE_PROP_CHR("chardev", VHostUserBase, chardev)
+    DEFINE_PROP_CHR("chardev", VHostUserBase, chardev),
+    DEFINE_PROP_BOOL("memory-isolation", VHostUserBase, memory_isolation, 
false)

Nitpick: I would add a comma here. (This hunk shows specifically why it’s a good idea: So that future additions don’t have to change the line to add the comma.)

Hanna


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