On 07/20/2016 07:54 AM, Michal Hocko wrote: >> Michal, just to make sure I understand you correctly, do you mean that we >> could infer the names of the shrinkers by looking at the names of their >> callbacks? > > Yes, %ps can then be used for the name of the shrinker structure > (assuming it is available).
This is fine for emitting via the ftrace /sys interface, but in order to have the data [name] get marshalled thru to perf (for example) you need to add it to the TP_fast_assign entry. tony

