Messages in this thread | | | Date | Fri, 7 Jan 2022 13:40:59 +0000 | From | Wei Yang <> | Subject | Re: [PATCH] mm: remove offset check on page->compound_head and folio->lru |
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On Fri, Jan 07, 2022 at 03:59:01AM +0000, Matthew Wilcox wrote: >On Thu, Jan 06, 2022 at 11:52:54PM +0000, Wei Yang wrote: >> FOLIO_MATCH() is used to make sure struct page and folio has identical >> layout for the first several words. >> >> The comparison of offset between page->compound_head and folio->lru is >> more like an internal check in struct page. >> >> This patch just removes it. >> >> Signed-off-by: Wei Yang <richard.weiyang@gmail.com> > >No.
Hi, Matthew
Would you mind sharing some insight on this check?
-- Wei Yang Help you, Help me
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