Re: [PATCH] uevent: send events in correct order according to seqnum (v3)

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On Wed, Mar 7, 2012 at 11:49, Andrew Vagin <avagin@xxxxxxxxxx> wrote:
> The queue handling in the udev daemon assumes that the events are
> ordered.
>
> Before this patch uevent_seqnum is incremented under sequence_lock,
> than an event is send uner uevent_sock_mutex. I want to say that code
> contained a window between incrementing seqnum and sending an event.
>
> This patch locks uevent_sock_mutex before incrementing uevent_seqnum.
>
> v2: delete sequence_lock, uevent_seqnum is protected by uevent_sock_mutex
> v3: unlock the mutex before the goto exit
>
> Thanks for Kay for the comments.
>
> Signed-off-by: Andrew Vagin <avagin@xxxxxxxxxx>

Looks good to me. Works fine in a kvm installation here.
Feel free to add:
  Tested-By: Kay Sievers <kay.sievers@xxxxxxxx>

Thanks lot for the udev debugging and taking care of it,
Kay
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