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Groups > linux.kernel > #1536534
| From | Alexis Berlemont <alexis.berlemont@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v3 0/2] perf: measure page fault duration in perf trace |
| Date | 2016-12-06 00:50 +0100 |
| Message-ID | <sLbbb-2Fq-25@gated-at.bofh.it> (permalink) |
| References | <swTnR-2Bn-79@gated-at.bofh.it> <sEFe1-81x-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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 >
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Re: [PATCH v3 0/2] perf: measure page fault duration in perf trace Alexis Berlemont <alexis.berlemont@gmail.com> - 2016-12-06 00:50 +0100 Re: [PATCH v3 0/2] perf: measure page fault duration in perf trace Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-12-06 15:50 +0100
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