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-rw-r--r--tools/perf/builtin-top.c15
1 files changed, 3 insertions, 12 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 489573883936..9e0d2645ae13 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -86,8 +86,7 @@ static void perf_top__update_print_entries(struct perf_top *top)
top->print_entries = top->winsize.ws_row - HEADER_LINE_NR;
}
-static void perf_top__sig_winch(int sig __maybe_unused,
- siginfo_t *info __maybe_unused, void *arg __maybe_unused)
+static void winch_sig(int sig __maybe_unused)
{
resize = 1;
}
@@ -477,12 +476,8 @@ static bool perf_top__handle_keypress(struct perf_top *top, int c)
case 'e':
prompt_integer(&top->print_entries, "Enter display entries (lines)");
if (top->print_entries == 0) {
- struct sigaction act = {
- .sa_sigaction = perf_top__sig_winch,
- .sa_flags = SA_SIGINFO,
- };
perf_top__resize(top);
- sigaction(SIGWINCH, &act, NULL);
+ signal(SIGWINCH, winch_sig);
} else {
signal(SIGWINCH, SIG_DFL);
}
@@ -1363,12 +1358,8 @@ int cmd_top(int argc, const char **argv)
get_term_dimensions(&top.winsize);
if (top.print_entries == 0) {
- struct sigaction act = {
- .sa_sigaction = perf_top__sig_winch,
- .sa_flags = SA_SIGINFO,
- };
perf_top__update_print_entries(&top);
- sigaction(SIGWINCH, &act, NULL);
+ signal(SIGWINCH, winch_sig);
}
status = __cmd_top(&top);