[PATCH v2 1/2] drm/i915/gvt: Fix possible recursive locking issue

[Zhenyu Wang]

On 2017.06.23 10:32:48 +0000, Dong, Chuanxiao wrote:
> 
> There will be a corner case when check list_empty(unpin_list) for scheduling the unpin_work. If there is no gfn marked removed in this notifier but the unpin_list is not empty which is doing the unpin, notifier will schedule the unpin_work again. Looks like using the check list_empty() can involve unnecessary scheduling of unpin_work. What do you think?
> 

yeah, good point and that has its own sync issue, so agree for your current version.

-- 
Open Source Technology Center, Intel ltd.

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