On Fri, Sep 30, 2022 at 02:56:40PM -0700, Namhyung Kim wrote: > Hi Jiri, > > On Fri, Sep 30, 2022 at 2:44 PM Jiri Olsa <olsajiri@xxxxxxxxx> wrote: > > > > On Wed, Sep 21, 2022 at 09:14:35PM -0700, Namhyung Kim wrote: > > > The recent change in the cgroup will break the backward compatiblity in > > > the BPF program. It should support both old and new kernels using BPF > > > CO-RE technique. > > > > > > Like the task_struct->__state handling in the offcpu analysis, we can > > > check the field name in the cgroup struct. > > > > > > Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx> > > > --- > > > Arnaldo, I think this should go through the cgroup tree since it depends > > > on the earlier change there. I don't think it'd conflict with other > > > perf changes but please let me know if you see any trouble, thanks! > > > > could you please paste the cgroup tree link? > > Do you mean this? > > https://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git yea, wanted to try that.. I cherry-picked the 7f203bc89eb6 ;-) thanks, jirka > > Thanks,. > Namhyung