all: adapt to SO_SNDTIMEO_NEW

kernel/compat.h

@@ -238,6 +238,12 @@ extern int _compat_unlink(
 #define __HAS_STRUCT_NET
 #endif
 
+/* adapt to a9beb86ae6e55bd92f38453c8623de60b8e5a308
+ */
+#ifdef SO_SNDTIMEO_NEW
+#define MARS_HAS_SO_SNDTIMEO_NEW
+#endif
+
 /* for crypto stuff */
 #include <linux/crypto.h>
 

kernel/mars_aio.c

@@ -672,11 +672,19 @@ static int aio_event_thread(void *data)
 		mm_segment_t oldfs;
 		int count;
 		int i;
+#ifdef MARS_HAS_SO_SNDTIMEO_NEW
+		struct __kernel_timespec timeout = {
+			.tv_nsec =
+				tinfo->should_terminate ||
+				!brick->power.button ? 0 : 100000,
+		};
+#else
 		struct timespec timeout = {
 			.tv_nsec =
 				tinfo->should_terminate ||
 				!brick->power.button ? 0 : 100000,
 		};
+#endif
 
 		if (unlikely(!(void*)output->ctxp)) {
 			MARS_ERR("Oops, context vanished. queued_sum = %d\n", atomic_read(&tinfo->queued_sum));

kernel/mars_net.c

@@ -193,9 +193,15 @@ static int current_debug_nr = 0; // no locking, just for debugging
 static
 void _set_socketopts(struct socket *sock, struct mars_tcp_params *params, bool is_server)
 {
+#ifdef MARS_HAS_SO_SNDTIMEO_NEW
+	struct __kernel_sock_timeval t = {
+		.tv_sec = params->tcp_timeout,
+	};
+#else
 	struct timeval t = {
 		.tv_sec = params->tcp_timeout,
 	};
+#endif
 	int x_true = 1;
 
 	/* TODO: improve this by a table-driven approach
@@ -216,8 +222,13 @@ void _set_socketopts(struct socket *sock, struct mars_tcp_params *params, bool i
 	_setsockopt(sock, IPPROTO_TCP, TCP_KEEPCNT, params->tcp_keepcnt);
 	_setsockopt(sock, IPPROTO_TCP, TCP_KEEPINTVL, params->tcp_keepintvl);
 	_setsockopt(sock, IPPROTO_TCP, TCP_KEEPIDLE, params->tcp_keepidle);
+#ifdef MARS_HAS_SO_SNDTIMEO_NEW
+	_setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO_NEW, t);
+	_setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO_NEW, t);
+#else
 	_setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, t);
 	_setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, t);
+#endif
 }
 
 int mars_create_socket(struct mars_socket *msock,