Re: [PATCH] mm/mlock: fix BUG_ON unlocked page for nolinear VMAs

From: Linus Torvalds
Date: Tue Jan 07 2014 - 21:44:58 EST

On Tue, Jan 7, 2014 at 11:01 PM, Vlastimil Babka <vbabka@xxxxxxx> wrote:
> So here's a patch that if accepted should replace the removal of BUG_ON patch in
> -mm tree:
> The idea is that try_to_unmap_cluster() will try locking the page
> for mlock, and just leave it alone if lock cannot be obtained. Again
> that's not fatal, as eventually something will encounter and mlock the page.

This looks sane to me. Andrew?

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