On Wed, Oct 16, 2019 at 08:59:13AM +0800, Jin, Yao wrote: > > > On 10/15/2019 5:14 PM, Jiri Olsa wrote: > > On Tue, Oct 15, 2019 at 10:53:57AM +0800, Jin Yao wrote: > > > There are some deprecated events listed by perf list. But we can't remove > > > them from perf list with ease because some old scripts may use them. > > > > > > Deprecated events are old names of renamed events. When an event gets > > > renamed the old name is kept around for some time and marked with > > > Deprecated. The newer Intel event lists in the tree already have these > > > headers. > > > > > > So we need to keep them in the event list, but provide a new option to > > > show them. The new option is "--deprecated". > > > > > > With this patch, the deprecated events are hidden by default but they can > > > be displayed when option "--deprecated" is enabled. > > > > not sure it's wise to hide them, because people will not read man page > > to find --deprecated option, they will rather complain right away ;-) > > > > how about to display them as another topic, like: > > > > pipeline: > > ... > > uncore: > > ... > > deprecated: > > ... > > > > jirka > > > > Hi Jiri, > > I don't know if we add a new topic "deprecated" in perf list output, does > the old script need to be modified as well? > > Say the events are moved to the "deprecated" section, I just guess the > script needs the modification. > > That's just my personal guess. :)
i did not mean adding new topic all the way down, just to display the deprecated events like that jirka
