Arnaldo Carvalho de Melo 6af5e4cf3a perf bench uprobe empty: Add entry attaching an empty BPF program ...

Using libbpf and a BPF skel:

  # perf bench uprobe all
  # Running uprobe/baseline benchmark...
  # Executed 1,000 usleep(1000) calls
       Total time: 1,055,618 usecs

   1,055.618 usecs/op
  # Running uprobe/empty benchmark...
  # Executed 1,000 usleep(1000) calls
       Total time: 1,057,146 usecs +1,528 to baseline

   1,057.146 usecs/op
  #

Acked-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andre Fredette <anfredet@redhat.com>
Cc: Clark Williams <williams@redhat.com>
Cc: Dave Tucker <datucker@redhat.com>
Cc: Derek Barbosa <debarbos@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lore.kernel.org/lkml/20230719204910.539044-5-acme@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

2023-07-20 11:33:02 -03:00

..

bench.h

perf bench uprobe empty: Add entry attaching an empty BPF program

2023-07-20 11:33:02 -03:00

breakpoint.c

perf bench breakpoint: Fix build on 32-bit arches

2022-05-16 21:23:09 -03:00

Build

perf bench uprobe: Add benchmark to test uprobe overhead

2023-07-20 11:31:19 -03:00

epoll-ctl.c

perf bench epoll: Fix missing frees/puts on the exit path

2023-06-12 18:18:14 -03:00

epoll-wait.c

perf bench epoll: Fix missing frees/puts on the exit path

2023-06-12 18:18:14 -03:00

evlist-open-close.c

perf evlist: Rename cpus to user_requested_cpus

2022-04-01 16:19:35 -03:00

find-bit-bench.c

perf bench: Avoid NDEBUG warning

2023-04-04 09:39:56 -03:00

futex-hash.c

perf bench: Update use of pthread mutex/cond

2022-10-04 08:55:19 -03:00

futex-lock-pi.c

perf bench futex: Avoid memory leaks from pthread_attr

2023-06-12 18:18:14 -03:00

futex-requeue.c

perf bench futex: Avoid memory leaks from pthread_attr

2023-06-12 18:18:14 -03:00

futex-wake-parallel.c

perf bench futex: Avoid memory leaks from pthread_attr

2023-06-12 18:18:14 -03:00

futex-wake.c

perf bench futex: Avoid memory leaks from pthread_attr

2023-06-12 18:18:14 -03:00

futex.h

Revert "perf bench futex: Add support for 32-bit systems with 64-bit time_t"

2021-11-01 11:42:54 -03:00

inject-buildid.c

perf bench inject-buildid: Use zfree() to reduce chances of use after free

2023-04-12 10:14:01 -03:00

kallsyms-parse.c

perf bench: Add kallsyms parsing

2020-05-05 16:35:32 -03:00

mem-functions.c

perf bench mem: Always memset source before memcpy

2020-08-13 09:34:26 -03:00

mem-memcpy-arch.h

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

mem-memcpy-x86-64-asm-def.h

tools headers: Update the copy of x86's mem{cpy,set}_64.S used in 'perf bench'

2023-05-17 10:42:19 -03:00

mem-memcpy-x86-64-asm.S

tools headers: Update the copy of x86's mem{cpy,set}_64.S used in 'perf bench'

2023-05-17 10:42:19 -03:00

mem-memset-arch.h

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

mem-memset-x86-64-asm-def.h

tools headers: Update the copy of x86's mem{cpy,set}_64.S used in 'perf bench'

2023-05-17 10:42:19 -03:00

mem-memset-x86-64-asm.S

tools headers: Update the copy of x86's mem{cpy,set}_64.S used in 'perf bench'

2023-05-17 10:42:19 -03:00

numa.c

perf bench numa: Fix type of loop iterator in do_work, it should be 'long'

2023-04-04 09:39:56 -03:00

pmu-scan.c

perf pmus: Allow just core PMU scanning

2023-05-27 09:42:00 -03:00

sched-messaging.c

perf bench sched messaging: Free contexts on exit

2023-06-12 18:18:14 -03:00

sched-pipe.c

perf tools: Cast (struct timeval).tv_sec when printing

2021-03-06 16:54:24 -03:00

synthesize.c

perf tools: Allow controlling synthesizing PERF_RECORD_ metadata events during record

2021-09-17 08:44:19 -03:00

syscall.c

perf bench syscall: Add fork syscall benchmark

2023-04-04 09:39:55 -03:00

uprobe.c

perf bench uprobe empty: Add entry attaching an empty BPF program

2023-07-20 11:33:02 -03:00