[NET]: convert network timestamps to ktime_t

[GitHub/exynos8895/android_kernel_samsung_universal8895.git] / net / core / sock.c

diff --git a/net/core/sock.c b/net/core/sock.c
index 6d35d5775ba81690aabb93d53c433ae6ef31f3fd..6ddb3664b9937f0db6886bd32d11128389eead6c 100644 (file)
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1512,8 +1512,7 @@ void sock_init_data(struct socket *sock, struct sock *sk)
        sk->sk_rcvtimeo         =       MAX_SCHEDULE_TIMEOUT;
        sk->sk_sndtimeo         =       MAX_SCHEDULE_TIMEOUT;
 
-       sk->sk_stamp.tv_sec     = -1L;
-       sk->sk_stamp.tv_usec    = -1L;
+       sk->sk_stamp = ktime_set(-1L, -1L);
 
        atomic_set(&sk->sk_refcnt, 1);
 }
@@ -1554,14 +1553,17 @@ EXPORT_SYMBOL(release_sock);
 
 int sock_get_timestamp(struct sock *sk, struct timeval __user *userstamp)
 {
+       struct timeval tv;
        if (!sock_flag(sk, SOCK_TIMESTAMP))
                sock_enable_timestamp(sk);
-       if (sk->sk_stamp.tv_sec == -1)
+       tv = ktime_to_timeval(sk->sk_stamp);
+       if (tv.tv_sec == -1)
                return -ENOENT;
-       if (sk->sk_stamp.tv_sec == 0)
-               do_gettimeofday(&sk->sk_stamp);
-       return copy_to_user(userstamp, &sk->sk_stamp, sizeof(struct timeval)) ?
-               -EFAULT : 0;
+       if (tv.tv_sec == 0) {
+               sk->sk_stamp = ktime_get_real();
+               tv = ktime_to_timeval(sk->sk_stamp);
+       }
+       return copy_to_user(userstamp, &tv, sizeof(tv)) ? -EFAULT : 0;
 }
 EXPORT_SYMBOL(sock_get_timestamp);