On Fri, 23 Mar 2018 14:42:00 +0100 Michal Hocko <mhocko@xxxxxxxxxx> wrote: > Yes, the number of parameter is large. struct reclaim_stat is an > internal stuff so I didn't want to export it. I do not have strong > objections to add it somewhere tracing can find it though. The one solution is to pull the tracing file include/trace/events/vmscan.h into mm/ and have a local header to store the reclaim_stat structure that both vmscan.h and vmscan.c can reference. I'll make a patch once I hear which way Andrey's patches are going. That way I don't need to do it twice. -- Steve