Em Tue, Dec 06, 2016 at 12:40:06AM +0100, Alexis Berlemont escreveu: > 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 ?
I have to test this, and review PeterZ latest comment about it, to see if all is well with him by now, Peter? - Arnaldo > 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 > >
