Messages in this thread | | | Date | Fri, 3 Mar 2017 12:04:16 +0900 | From | Minchan Kim <> | Subject | Re: [RFC 04/11] mm: remove SWAP_MLOCK check for SWAP_SUCCESS in ttu |
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On Thu, Mar 02, 2017 at 08:21:46PM +0530, Anshuman Khandual wrote: > On 03/02/2017 12:09 PM, Minchan Kim wrote: > > If the page is mapped and rescue in ttuo, page_mapcount(page) == 0 cannot > > Nit: "ttuo" is very cryptic. Please expand it.
No problem.
> > > be true so page_mapcount check in ttu is enough to return SWAP_SUCCESS. > > IOW, SWAP_MLOCK check is redundant so remove it. > > Right, page_mapcount(page) should be enough to tell whether swapping > out happened successfully or the page is still mapped in some page > table. >
Thanks for the review, Anshuman!
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