On Mon, May 27, 2024 at 07:49:14PM GMT, Steven Rostedt wrote: > On Mon, 27 May 2024 18:44:56 +0900 > Tatsuya S <tatsuya.s2...@gmail.com> wrote: > > > On setting set_ftrace_pid, a extra entry generated by ftrace_pid_func() > > is shown on stack trace(CONFIG_UNWINDER_FRAME_POINTER=y). > > > > [004] ..... 68.459382: <stack trace> > > => 0xffffffffa00090af > > => ksys_read > > => __x64_sys_read > > => x64_sys_call > > => do_syscall_64 > > => entry_SYSCALL_64_after_hwframe > > > > To resolve this issue, increment skip count > > in function_stack_trace_call() if pids are set. > > Just a note, this isn't a "fix" but simply an improvement in output. > I'm happy to take this (after testing and more reviewing), but it will > be for the next merge window, and with a different subject line. > > "ftrace: Hide one more entry in stack trace when ftrace_pid is enabled" > > Or something like that. > > Thanks, > > -- Steve I will send patch with new subject line.
Thank you. Tatsuya
