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SubjectRe: [PATCH] tracing/function-branch-tracer: enhancements for the trace output
2008/11/27 Ingo Molnar <mingo@elte.hu>:
> if you look at it on a console where you look at code, it all looks
> like a straight line:
>
>
> 0) | sys_read() {
> 0) 0.331 us | fget_light();
> 0) | vfs_read() {
> 0) | rw_verify_area() {
> 0) | security_file_permission() {
> 0) 0.306 us | cap_file_permission();
> 0) 0.300 us | cap_file_permission();
> 0) 8.909 us | }
> 0) 0.993 us | }
> 0) 11.649 us | }
> 0) | do_sync_read() {
> . -------------------------
> 0) ==> [ bash-2794 => cat-1234 ]
> -------------------------
>
>
> as if the code to the right was on a sheet of paper.
>
> If i understand you correct, are you suggesting this format:
>
> 0) | sys_read() {
> 0) 0.331 us fget_light();
> 0) | vfs_read() {
> 0) | rw_verify_area() {
> 0) | security_file_permission() {
> 0) 0.306 us cap_file_permission();
> 0) 0.300 us cap_file_permission();
> 0) 8.909 us }
> 0) 0.993 us }
> 0) 11.649 us }
> 0) | do_sync_read() {
> . -------------------------
> 0) ==> [ bash-2794 => cat-1234 ]
> -------------------------
>
> i dont think that looks very good.


Hmm. I must confess that it draws a useful boundary for the eyes.
Ok.


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