samples/bpf: xdpsock: Use common code to handle signal and main exit

Add code to do cleanup for signals and application completion in a unified
fashion. The signal handler sets benckmark_done flag terminating the
threads. The cleanup is called before returning from main() function.

Signed-off-by: Jay Jayatheerthan <jay.jayatheerthan@intel.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20191220085530.4980-3-jay.jayatheerthan@intel.com
This commit is contained in:
Jay Jayatheerthan 2019-12-20 14:25:26 +05:30 committed by Alexei Starovoitov
parent d3f11b018f
commit 695255882b

View File

@ -209,6 +209,11 @@ static void remove_xdp_program(void)
}
static void int_exit(int sig)
{
benchmark_done = true;
}
static void xdpsock_cleanup(void)
{
struct xsk_umem *umem = xsks[0]->umem->umem;
int i;
@ -218,8 +223,6 @@ static void int_exit(int sig)
xsk_socket__delete(xsks[i]->xsk);
(void)xsk_umem__delete(umem);
remove_xdp_program();
exit(EXIT_SUCCESS);
}
static void __exit_with_error(int error, const char *file, const char *func,
@ -893,5 +896,7 @@ int main(int argc, char **argv)
pthread_join(pt, NULL);
xdpsock_cleanup();
return 0;
}