Messages in this thread | | | Date | Thu, 2 Apr 2020 08:27:17 +0200 | From | Michal Hocko <> | Subject | Re: [PATCH] /proc/PID/smaps: Add PMD migration entry parsing |
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On Wed 01-04-20 16:04:32, Andrew Morton wrote: > On Tue, 31 Mar 2020 16:56:04 +0800 "Huang, Ying" <ying.huang@intel.com> wrote: > > > From: Huang Ying <ying.huang@intel.com> > > > > Now, when read /proc/PID/smaps, the PMD migration entry in page table is simply > > ignored. To improve the accuracy of /proc/PID/smaps, its parsing and processing > > is added. > > It would be helpful to show the before-and-after output in the changelog.
Migration entries are ephemeral. Is this observable in practice? I suspect this is just primarily motivated by reading the code more than hitting the actual problem. -- Michal Hocko SUSE Labs
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