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Could someone (Ying or >>> Raghavendra?) please send along altered changelog text which I can >>> paste in there? >> >> Please find the updated changelog text as follows: > > As far as I can tell, this replacement text is identical to that of the > orginal patch. > As per Ying's suggestion following changes were made to changelog: In para 1, > free_factor by 1 only when we try to reduce the size of pcp list or > flush for high order, and free_high used to trigger only > for order > 0 and order < costly_order and pcp->free_factor > 0. removed "or flush for high order", updating it as > free_factor by 1 only when we try to reduce the size of pcp list and > free_high used to trigger only for order > 0 and order < costly_order > and pcp->free_factor > 0. In para 8, added idea suggested by Ying [1] behind changing the threshold from "batch" to "batch + pcp->high_min / 2". Changed it from, > So, in this patch, we increased the pcp->free_count threshold to > trigger free_high from "batch" to "batch + pcp->high_min / 2". to > So, in this patch, we increased the pcp->free_count threshold to > trigger free_high from "batch" to "batch + pcp->high_min / 2" as > suggested by Ying [1], In the original pcp->free_factor solution, > free_high is triggered for contiguous freeing with size ranging from > "batch" to "pcp->high + batch". So, the average value is "batch + > pcp->high / 2". While in the pcp->free_count solution, free_high will > be triggered for contiguous freeing with size "batch". So, to restore > the original behavior, we can use the threshold "batch + pcp->high_min > / 2" [...] > Link: https://lore.kernel.org/all/875xjmuiup.fsf@DESKTOP-5N7EMDA/ [1] You seem to already have updated copy in mm tree from the email where I missed to add linux-mm. Thanks, Nikhil