Alexis Berlemont wrote: > Hi, > > Here is another attempt to make the perf-trace subcommand print the > page fault durations. > > This solution is based on static tracepoints and it was necessary to > add 2 more tracepoints. I understood that adding tracepoints is a > questionable solution; I can try something else if someone has another > idea. >
Could you indicate me a way to improve these patches so as to move forward ? Regards, Alexis. > Alexis. > > Alexis Berlemont (2): > perf, x86-mm: declare page-faults tracepoints like irq-vectors ones > perf: add page fault duration measures in perf trace > > arch/x86/include/asm/trace/exceptions.h | 17 ++- > arch/x86/mm/fault.c | 17 ++- > tools/perf/Documentation/perf-trace.txt | 4 +- > tools/perf/builtin-trace.c | 231 > ++++++++++++++++++++++++++++---- > 4 files changed, 238 insertions(+), 31 deletions(-) > > -- > 2.10.2 >
