diff options
| -rw-r--r-- | tools/perf/tests/workloads/datasym.c | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/tools/perf/tests/workloads/datasym.c b/tools/perf/tests/workloads/datasym.c index 8e08fc75a973e..8ddb2aa6a049e 100644 --- a/tools/perf/tests/workloads/datasym.c +++ b/tools/perf/tests/workloads/datasym.c @@ -1,3 +1,6 @@ +#include <stdlib.h> +#include <signal.h> +#include <unistd.h> #include <linux/compiler.h> #include "../tests.h" @@ -12,9 +15,25 @@ static buf buf1 = { .reserved[0] = 1, }; -static int datasym(int argc __maybe_unused, const char **argv __maybe_unused) +static volatile sig_atomic_t done; + +static void sighandler(int sig __maybe_unused) +{ + done = 1; +} + +static int datasym(int argc, const char **argv) { - for (;;) { + int sec = 1; + + if (argc > 0) + sec = atoi(argv[0]); + + signal(SIGINT, sighandler); + signal(SIGALRM, sighandler); + alarm(sec); + + while (!done) { buf1.data1++; if (buf1.data1 == 123) { /* |