* Arnaldo Carvalho de Melo <[email protected]> wrote:
> Hi Ingo,
>
> This one gets us to pass .c files that gets built and
> loaded, next step will be to be able to access function arguments,
> for which there are patches available, but I'm still reviewing them.
>
> Please consider pulling,
>
> - Arnaldo
>
> The following changes since commit 66a565c203bc31b76969711fbd92da11bee2f129:
>
> Merge tag 'perf-ebpf-for-mingo' of
> git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core
> (2015-10-29 13:17:56 +0100)
>
> are available in the git repository at:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git
> tags/perf-core-for-mingo
>
> for you to fetch changes up to 7ed4915ad60788d6b846e2cd034f49ee15698143:
>
> perf unwind: Pass symbol source to libunwind (2015-10-29 17:48:38 -0300)
>
> ----------------------------------------------------------------
> perf/core improvements and fixes:
>
> New features:
>
> - Allow passing C language eBPF scriptlets via --event in all tools,
> so that it gets built using clang and then pass it to the kernel via
> sys_bpf() (Wang Nan)
>
> - Wire up the loaded ebpf object file with associated kprobes, so that
> it can determine if the kprobes will be filtered or not (Wang Nan)
>
> User visible:
>
> - Add cmd string table to decode sys_bpf first arg in 'trace' (Arnaldo
> Carvalho de Melo)
>
> - Enable printing of branch stack in 'perf script' (Stephane Eranian)
>
> - Pass the right file with debug info to libunwind (Rabin Vincent)
>
> Build Fixes:
>
> - Make sure fixdep is built before libbpf, fixing a race (Jiri Olsa)
>
> - Fix libiberty feature detection (Rabin Vincent)
>
> Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
>
> ----------------------------------------------------------------
> Arnaldo Carvalho de Melo (1):
> perf trace: Add cmd string table to decode sys_bpf first arg
>
> Jiri Olsa (1):
> perf tools: Make sure fixdep is built before libbpf
>
> Rabin Vincent (2):
> tools build: Fix libiberty feature detection
> perf unwind: Pass symbol source to libunwind
>
> Stephane Eranian (1):
> perf script: Enable printing of branch stack
>
> Wang Nan (3):
> perf bpf: Attach eBPF filter to perf event
> perf record: Add clang options for compiling BPF scripts
> perf tools: Compile scriptlets to BPF objects when passing '.c' to
> --event
>
> tools/build/feature/Makefile | 4 +-
> tools/perf/Documentation/perf-record.txt | 6 +++
> tools/perf/Documentation/perf-script.txt | 14 +++++-
> tools/perf/Makefile.perf | 2 +-
> tools/perf/builtin-record.c | 7 +++
> tools/perf/builtin-script.c | 82
> +++++++++++++++++++++++++++++++-
> tools/perf/builtin-trace.c | 7 +++
> tools/perf/tests/bpf-script-example.c | 44 +++++++++++++++++
> tools/perf/util/bpf-loader.c | 17 ++++++-
> tools/perf/util/bpf-loader.h | 5 +-
> tools/perf/util/evsel.c | 17 +++++++
> tools/perf/util/evsel.h | 1 +
> tools/perf/util/parse-events.c | 11 ++++-
> tools/perf/util/parse-events.h | 3 +-
> tools/perf/util/parse-events.l | 3 ++
> tools/perf/util/parse-events.y | 15 +++++-
> tools/perf/util/unwind-libunwind.c | 5 +-
> 17 files changed, 227 insertions(+), 16 deletions(-)
> create mode 100644 tools/perf/tests/bpf-script-example.c
Pulled, thanks a lot Arnaldo!
Ingo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
