Messages in this thread | | | Date | Wed, 28 Nov 2018 18:42:22 -0800 | From | Matthew Wilcox <> | Subject | Re: [PATCH] mm: remove pte_lock_deinit() |
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On Wed, Nov 28, 2018 at 04:55:25PM -0700, Yu Zhao wrote: > Pagetable page doesn't touch page->mapping or have any used field > that overlaps with it. No need to clear mapping in dtor. In fact, > doing so might mask problems that otherwise would be detected by > bad_page(). > > Signed-off-by: Yu Zhao <yuzhao@google.com>
Reviewed-by: Matthew Wilcox <willy@infradead.org>
I do have plans to use page->mapping for pt_mm, but this patch won't get in my way when I find the round tuits to do that work.
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