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authorEric Dumazet <edumazet@google.com>2019-11-14 08:43:27 -0800
committerDavid S. Miller <davem@davemloft.net>2019-11-15 12:46:08 -0800
commit20021578ba226bda1f0ddf50e4d4a12ea1c6c6c1 (patch)
tree8397080c251b6cfb8efe38343a4d48f3ba88f7d5 /tools
parent61ca533c0e94104c35fcb7858a23ec9a05d78143 (diff)
downloadlinux-20021578ba226bda1f0ddf50e4d4a12ea1c6c6c1.tar.gz
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: 192dc405f308 ("selftests: net: add tcp_mmap program")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools')
-rw-r--r--tools/testing/selftests/net/tcp_mmap.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/tools/testing/selftests/net/tcp_mmap.c b/tools/testing/selftests/net/tcp_mmap.c
index 31ced79f4f25..0e73a30f0c22 100644
--- a/tools/testing/selftests/net/tcp_mmap.c
+++ b/tools/testing/selftests/net/tcp_mmap.c
@@ -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;