On Thu, 14 Feb 2019 13:35:21 +0300 Kirill Tkhai <[email protected]> wrote:
> Currently, struct reclaim_stat::nr_activate is a local variable, > used only in shrink_page_list(). This patch introduces another > local variable pgactivate to use instead of it, and reuses > nr_activate to account number of active pages. > > Note, that we need nr_activate to be an array, since type of page > may change during shrink_page_list() (see ClearPageSwapBacked()). The patch has nothing to do with the Subject: reclaim_stat::nr_activate is not a local variable - it is a struct member. I can kinda see what the patch is doing but the changelog needs more care, please.
