From 933da83aa17939a78d59708321c0b27d0ec8c6ce Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Sun, 4 Oct 2009 01:35:01 +0100 Subject: perf: Propagate term signal to child If we launch the child on behalf of the user, ensure that it dies along with ourselves when we are interrupted. Signed-off-by: Chris Wilson Cc: Chris Wilson LKML-Reference: <1254616502-4728-1-git-send-email-chris@chris-wilson.co.uk> Signed-off-by: Ingo Molnar --- tools/perf/builtin-stat.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'tools/perf/builtin-stat.c') diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index e5f6ece65a1..3db31e7bf17 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -69,7 +69,8 @@ static int run_idx = 0; static int run_count = 1; static int inherit = 1; static int scale = 1; -static int target_pid = -1; +static pid_t target_pid = -1; +static pid_t child_pid = -1; static int null_run = 0; static int fd[MAX_NR_CPUS][MAX_COUNTERS]; @@ -285,6 +286,8 @@ static int run_perf_stat(int argc __used, const char **argv) exit(-1); } + child_pid = pid; + /* * Wait for the child to be ready to exec. */ @@ -433,6 +436,9 @@ static void skip_signal(int signo) static void sig_atexit(void) { + if (child_pid != -1) + kill(child_pid, SIGTERM); + if (signr == -1) return; -- cgit v1.2.3