From: Arnaldo Carvalho de Melo <[email protected]> Now that we have the "filtered_pids" logic in place, no need to do this rough filter to avoid the feedback loop from 'perf trace's own syscalls, revert it.
This reverts commit 7ed71f124284359676b6496ae7db724fee9da753. Cc: Adrian Hunter <[email protected]> Cc: David Ahern <[email protected]> Cc: Jiri Olsa <[email protected]> Cc: Namhyung Kim <[email protected]> Cc: Wang Nan <[email protected]> Link: https://lkml.kernel.org/n/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]> --- tools/perf/examples/bpf/augmented_raw_syscalls.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/tools/perf/examples/bpf/augmented_raw_syscalls.c b/tools/perf/examples/bpf/augmented_raw_syscalls.c index 3f26e705b86c..74ce7574073d 100644 --- a/tools/perf/examples/bpf/augmented_raw_syscalls.c +++ b/tools/perf/examples/bpf/augmented_raw_syscalls.c @@ -44,9 +44,7 @@ struct augmented_filename { char value[256]; }; -#define SYS_WRITE 1 #define SYS_OPEN 2 -#define SYS_POLL 7 #define SYS_OPENAT 257 pid_filter(pids_filtered); @@ -106,8 +104,6 @@ int sys_enter(struct syscall_enter_args *args) * after the ctx memory access to prevent their down stream merging. */ switch (augmented_args.args.syscall_nr) { - case SYS_WRITE: - case SYS_POLL: return 0; case SYS_OPEN: filename_arg = (const void *)args->args[0]; __asm__ __volatile__("": : :"memory"); break; -- 2.14.5
