On Wed, Aug 19, 2020 at 12:52 AM Alex Shi wrote:
>
>
>
> 在 2020/8/19 下午12:27, Alexander Duyck 写道:
> > From: Alexander Duyck
> >
> > In isolate_lru_pages we have an exception path where if we call
> > get_page_unless_zero and that succeeds, but TestClearPageLRU fails we call
> > put_page.
在 2020/8/19 下午12:27, Alexander Duyck 写道:
> From: Alexander Duyck
>
> In isolate_lru_pages we have an exception path where if we call
> get_page_unless_zero and that succeeds, but TestClearPageLRU fails we call
> put_page. Normally this would be problematic but due to the way that the
> calls
From: Alexander Duyck
In isolate_lru_pages we have an exception path where if we call
get_page_unless_zero and that succeeds, but TestClearPageLRU fails we call
put_page. Normally this would be problematic but due to the way that the
calls are ordered and the fact that we are holding the LRU
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