Messages in this thread | | | Date | Wed, 25 Nov 2015 12:26:10 -0600 (CST) | From | Christoph Lameter <> | Subject | Re: [PATCH] mm/vmstat: retrieve more accurate vmstat value |
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On Wed, 25 Nov 2015, Michal Hocko wrote:
> > Simply remove the counter from the vmstat handling and do it differently > > then. > > We definitely do not want yet another set of counters. vmstat counters > are not only to be exported into the userspace. We have in kernel users > as well. I do agree that there are users who can cope with some level of > imprecision though and those which depend on the accuracy can use > zone_page_state_snapshot which doesn't impose any overhead on others. > [...]
Ok then the proper patch would be to use zone_page_state() instead of zone_page_state() here instead of modifying zone_page_state().
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