On Fri, 2017-04-07 at 14:49 +0800, Huang, Ying wrote: > To solve the issue, the per-CPU buffer is sorted according to the > swap > device before freeing the swap entries. Test shows that the time > spent by swapcache_free_entries() could be reduced after the patch. > > Test the patch via measuring the run time of > swap_cache_free_entries() > during the exit phase of the applications use much swap space. The > results shows that the average run time of swap_cache_free_entries() > reduced about 20% after applying the patch. > > Signed-off-by: Huang Ying <[email protected]> > Acked-by: Tim Chen <[email protected]> > Cc: Hugh Dickins <[email protected]> > Cc: Shaohua Li <[email protected]> > Cc: Minchan Kim <[email protected]> > Cc: Rik van Riel <[email protected]>
Acked-by: Rik van Riel <[email protected]>
