sk-inet: Extend 'TCP repair off' failure log.

Include the file descriptor and error code in the debug message to make it more useful. Fixes: e7ba909 (2016-03-14 "cr-check: Inspect errno on syscall failures") Change-Id: I8e5e4953f0231ed935ef3dbbab800080e4ee549f Signed-off-by: Michał Mirosław <emmir@google.com>
checkpoint-restore · Jul 24, 2023 · 5551201 · 5551201
1 parent 53dd6ba
commit 5551201
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/criu/include/sk-inet.h b/criu/include/sk-inet.h
@@ -69,14 +69,15 @@ extern int inet_connect(int sk, struct inet_sk_info *);
 
 #ifdef CR_NOGLIBC
 #define setsockopt sys_setsockopt
+#define pr_perror(fmt, ...) pr_err(fmt ": errno %d\n", ##__VA_ARGS__, -ret)
 #endif
 static inline void tcp_repair_off(int fd)
 {
 	int aux = 0, ret;
 
 	ret = setsockopt(fd, SOL_TCP, TCP_REPAIR, &aux, sizeof(aux));
 	if (ret < 0)
-		pr_err("Failed to turn off repair mode on socket\n");
+		pr_perror("Failed to turn off repair mode on socket %d", fd);
 }
 
 extern void tcp_locked_conn_add(struct inet_sk_info *);