On Fri, 19 Jun 2015 13:19:53 -0300 Arnaldo Carvalho de Melo <[email protected]> wrote:
> Hi, > > Have you guys ever saw this: > > [root@perf4 ~]# perf list > <SKIP> > mem:<addr>[:access] [Hardware > breakpoint] > > [ Tracepoints not available: Success ] > [root@perf4 ~]# uname -r > 4.1.0-rc8 > [root@perf4 ~]# mount | grep tracefs > tracefs on /sys/kernel/debug/tracing type tracefs (rw,relatime) > [root@perf4 ~]# mount | grep debugfs > debugfs on /sys/kernel/debug type debugfs (rw,relatime,seclabel) > [root@perf4 ~]# > > [root@zoo ~]# ls -la /sys/kernel/debug/tracing/events/ | tail > drwxr-xr-x. 15 root root 0 Jun 17 10:47 timer > drwxr-xr-x. 3 root root 0 Jun 17 10:47 tlb > drwxr-xr-x. 3 root root 0 Jun 17 10:47 udp > drwxr-xr-x. 4 root root 0 Jun 17 10:47 v4l2 > drwxr-xr-x. 17 root root 0 Jun 17 10:47 vmscan > drwxr-xr-x. 3 root root 0 Jun 17 10:47 vsyscall > drwxr-xr-x. 6 root root 0 Jun 17 10:47 workqueue > drwxr-xr-x. 31 root root 0 Jun 17 10:47 writeback > drwxr-xr-x. 37 root root 0 Jun 17 10:47 xen > drwxr-xr-x. 11 root root 0 Jun 17 10:47 xhci-hcd > [root@zoo ~]# > > ? > > Just a heads up, will continue investigating after some food... > Running the older perf that ignores tracepoints not on the debugfs system? -- Steve -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in Please read the FAQ at http://www.tux.org/lkml/
