On Mon, Oct 12, 2020 at 02:53:15PM +0200, David Hildenbrand wrote:
>Let's rename accordingly.
>
>Cc: "Michael S. Tsirkin" <m...@redhat.com>
>Cc: Jason Wang <jasow...@redhat.com>
>Cc: Pankaj Gupta <pankaj.gupta.li...@gmail.com>
>Signed-off-by: David Hildenbrand <da...@redhat.com>
>---
> drivers/virtio/virtio_mem.c | 29 +++++++++++++++--------------
> 1 file changed, 15 insertions(+), 14 deletions(-)
>
>diff --git a/drivers/virtio/virtio_mem.c b/drivers/virtio/virtio_mem.c
>index 3a772714fec9..d06c8760b337 100644
>--- a/drivers/virtio/virtio_mem.c
>+++ b/drivers/virtio/virtio_mem.c
>@@ -589,8 +589,8 @@ static bool virtio_mem_contains_range(struct virtio_mem 
>*vm, uint64_t start,
>       return start >= vm->addr && start + size <= vm->addr + vm->region_size;
> }
> 
>-static int virtio_mem_notify_going_online(struct virtio_mem *vm,
>-                                        unsigned long mb_id)
>+static int virtio_mem_sbm_notify_going_online(struct virtio_mem *vm,
>+                                            unsigned long mb_id)

Look into this patch with "virtio-mem: Big Block Mode (BBM) memory hotplug"
together, I thought the code is a little "complex".

The final logic of virtio_mem_memory_notifier_cb() looks like this:

    virtio_mem_memory_notifier_cb()
        if (vm->in_sbm)
            notify_xxx()
        if (vm->in_sbm)
            notify_xxx()

Can we adjust this like

    virtio_mem_memory_notifier_cb()
        notify_xxx()
            if (vm->in_sbm)
                return
        notify_xxx()
            if (vm->in_sbm)
                return

This style looks a little better to me.


-- 
Wei Yang
Help you, Help me

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