On Fri, 18 Oct 2019 09:44:03 -0700 Bjorn Andersson <bjorn.andersson@xxxxxxxxxx> wrote: > > @@ -449,6 +452,9 @@ int icc_set_bw(struct icc_path *path, u32 avg_bw, u32 peak_bw) > > > > /* aggregate requests for this node */ > > aggregate_requests(node); > > + > > + trace_icc_set_bw(node, dev_name(path->reqs[i].dev), > > + avg_bw, peak_bw); > > When I've been debugging interconnect things I've added a > kstrdup_const() of "name" in of_icc_get() and then included that here. > > I find including the path name quite useful for devices with multiple > paths. > > > } > > > > ret = apply_constraints(path); > > @@ -461,6 +467,9 @@ int icc_set_bw(struct icc_path *path, u32 avg_bw, u32 peak_bw) > > path->reqs[i].avg_bw = old_avg; > > path->reqs[i].peak_bw = old_peak; > > aggregate_requests(node); > > + > > + trace_icc_set_bw(node, dev_name(path->reqs[i].dev), > > + old_avg, old_peak); > > } > > apply_constraints(path); > > And analog to e.g. the clock traces I would suggest that you trace > device, path and "ret" here. If you are going to switch to device name and path, please just pass in the path to the trace point. Then have the TP_fast_assign() do the rest of the work. Thanks! -- Steve