Messages in this thread | | | Date | Mon, 03 Aug 2009 17:34:34 +0300 | From | Izik Eidus <> | Subject | Re: [PATCH 2/12] ksm: move pages_sharing updates |
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Hugh Dickins wrote: > The pages_shared count is incremented and decremented when adding a node > to and removing a node from the stable tree: easy to understand. But the > pages_sharing count was hard to follow, being adjusted in various places: > increment and decrement it when adding to and removing from the stable tree. > > And the pages_sharing variable used to include the pages_shared, then those > were subtracted when shown in the pages_sharing sysfs file: now keep it as > an exclusive count of leaves hanging off the stable tree nodes, throughout. > > Signed-off-by: Hugh Dickins <hugh.dickins@tiscali.co.uk> > --- > > ACK, (Code is simpler that way)
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