From: Arnaldo Carvalho de Melo <a...@redhat.com> No sense in doing that lookup before figuring out if it will be used, i.e. if the pid is being filtered that tmp space lookup will be useless.
Cc: Adrian Hunter <adrian.hun...@intel.com> Cc: Jiri Olsa <jo...@kernel.org> Cc: Namhyung Kim <namhy...@kernel.org> Link: https://lkml.kernel.org/n/tip-o74yggieorucfg4j74tb6...@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com> --- tools/perf/examples/bpf/augmented_raw_syscalls.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/tools/perf/examples/bpf/augmented_raw_syscalls.c b/tools/perf/examples/bpf/augmented_raw_syscalls.c index b85b177c6726..0a8d217d65c7 100644 --- a/tools/perf/examples/bpf/augmented_raw_syscalls.c +++ b/tools/perf/examples/bpf/augmented_raw_syscalls.c @@ -250,13 +250,13 @@ int sys_enter(struct syscall_enter_args *args) struct syscall *syscall; int key = 0; + if (pid_filter__has(&pids_filtered, getpid())) + return 0; + augmented_args = bpf_map_lookup_elem(&augmented_args_tmp, &key); if (augmented_args == NULL) return 1; - if (pid_filter__has(&pids_filtered, getpid())) - return 0; - probe_read(&augmented_args->args, sizeof(augmented_args->args), args); /* -- 2.21.0
