Commit 690eda65 authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
Browse files

perf trace: Introduce SCA_PERF_ATTR_FROM_USER() to set .from_user = true 



Paving the way for the generic BPF BTF based syscall arg augmenter.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Howard Chu <howardchu95@gmail.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 2f2e439b

tools/perf/builtin-trace.c

+1 −1
Original line number Diff line number Diff line
@@ -1226,7 +1226,7 @@ static const struct syscall_fmt syscall_fmts[] = { 
	  .arg = { [0] = { .scnprintf = SCA_FDAT,	/* dfd */ },

		   [2] = { .scnprintf = SCA_OPEN_FLAGS, /* flags */ }, }, },

	{ .name	    = "perf_event_open",

	  .arg = { [0] = { .scnprintf = SCA_PERF_ATTR,  /* attr */ },

	  .arg = { [0] = SCA_PERF_ATTR_FROM_USER(attr),

		   [2] = { .scnprintf = SCA_INT,	/* cpu */ },

		   [3] = { .scnprintf = SCA_FD,		/* group_fd */ },

		   [4] = { .scnprintf = SCA_PERF_FLAGS, /* flags */ }, }, },

tools/perf/trace/beauty/perf_event_open.c

+4 −0
Original line number Diff line number Diff line
@@ -88,3 +88,7 @@ static size_t syscall_arg__scnprintf_perf_event_attr(char *bf, size_t size, stru 
}



#define SCA_PERF_ATTR syscall_arg__scnprintf_perf_event_attr

// 'argname' is just documentational at this point, to remove the previous comment with that info

#define SCA_PERF_ATTR_FROM_USER(argname) \

          { .scnprintf  = SCA_PERF_ATTR, \

            .from_user  = true, }