Re: [PATCH 1/8] mm: munlock use follow_page

[Rik van Riel]

Hugh Dickins wrote:
> Hiroaki Wakabayashi points out that when mlock() has been interrupted
> by SIGKILL, the subsequent munlock() takes unnecessarily long because
> its use of __get_user_pages() insists on faulting in all the pages
> which mlock() never reached.

> Signed-off-by: Hugh Dickins <hugh.dickins@xxxxxxxxxxxxx>

Nice cleanup.

Acked-by: Rik van Riel <riel@xxxxxxxxxx>

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