selftests: net: tcp_mmap should create detached threads

Since we do not plan using pthread_join() in the server do_accept()
loop, we better create detached threads, or risk increasing memory
footprint over time.

Fixes: 192dc405f3 ("selftests: net: add tcp_mmap program")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2019-11-14 08:43:27 -08:00 committed by David S. Miller
parent 61ca533c0e
commit 20021578ba

View File

@ -270,6 +270,11 @@ static void setup_sockaddr(int domain, const char *str_addr,
static void do_accept(int fdlisten)
{
pthread_attr_t attr;
pthread_attr_init(&attr);
pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
if (setsockopt(fdlisten, SOL_SOCKET, SO_RCVLOWAT,
&chunk_size, sizeof(chunk_size)) == -1) {
perror("setsockopt SO_RCVLOWAT");
@ -288,7 +293,7 @@ static void do_accept(int fdlisten)
perror("accept");
continue;
}
res = pthread_create(&th, NULL, child_thread,
res = pthread_create(&th, &attr, child_thread,
(void *)(unsigned long)fd);
if (res) {
errno = res;