diff options
Diffstat (limited to 'net/core/sock.c')
| -rw-r--r-- | net/core/sock.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/net/core/sock.c b/net/core/sock.c index 9671c32e6ef5..aada649e07e8 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1358,6 +1358,15 @@ set_sndbuf: ret = sock_bindtoindex_locked(sk, val); break; + case SO_BUF_LOCK: + if (val & ~SOCK_BUF_LOCK_MASK) { + ret = -EINVAL; + break; + } + sk->sk_userlocks = val | (sk->sk_userlocks & + ~SOCK_BUF_LOCK_MASK); + break; + default: ret = -ENOPROTOOPT; break; @@ -1720,6 +1729,10 @@ int sock_getsockopt(struct socket *sock, int level, int optname, v.val64 = sock_net(sk)->net_cookie; break; + case SO_BUF_LOCK: + v.val = sk->sk_userlocks & SOCK_BUF_LOCK_MASK; + break; + default: /* We implement the SO_SNDLOWAT etc to not be settable * (1003.1g 7). |