diff options
Diffstat (limited to 'vsock.patch')
| -rw-r--r-- | vsock.patch | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/vsock.patch b/vsock.patch new file mode 100644 index 000000000000..d22ae0c34fb3 --- /dev/null +++ b/vsock.patch @@ -0,0 +1,122 @@ + vsock/linux/{ => }/af_vsock.c | 23 ++++++++++++++++++++--- + vsock/linux/{ => }/notify.c | 4 ++++ + vsock/linux/{ => }/notifyQState.c | 8 ++++++++ + 3 files changed, 32 insertions(+), 3 deletions(-) + +diff --git a/vsock/linux/af_vsock.c b/vsock/linux/af_vsock.c +index bde1497..dc810a7 100644 +--- a/vsock/linux/af_vsock.c ++++ b/vsock/linux/af_vsock.c +@@ -2826,7 +2826,9 @@ __VSockVmciCreate(struct net *net, // IN: Network namespace + * network namespace, and the option to zero the sock was dropped. + * + */ +-#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 12) ++#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0) ++ sk = sk_alloc(net, vsockVmciFamilyOps.family, priority, &vsockVmciProto, 1); ++#elif LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 12) + sk = sk_alloc(vsockVmciFamilyOps.family, priority, + vsockVmciProto.slab_obj_size, vsockVmciProto.slab); + #elif LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 24) +@@ -4302,7 +4304,7 @@ VSockVmciDgramSendmsg(struct kiocb *kiocb, // UNUSED + goto out; + } + +- memcpy_fromiovec(VMCI_DG_PAYLOAD(dg), msg->msg_iov, len); ++ memcpy_from_msg(VMCI_DG_PAYLOAD(dg), msg, len); + + dg->dst = VMCI_MAKE_HANDLE(remoteAddr->svm_cid, remoteAddr->svm_port); + dg->src = VMCI_MAKE_HANDLE(vsk->localAddr.svm_cid, vsk->localAddr.svm_port); +@@ -4662,7 +4664,11 @@ VSockVmciStreamSendmsg(struct kiocb *kiocb, // UNUSED + * able to send. + */ + ++#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 0) + written = vmci_qpair_enquev(vsk->qpair, msg->msg_iov, ++#else ++ written = vmci_qpair_enquev(vsk->qpair, &msg->msg_iter.iov, ++#endif + len - totalWritten, 0); + if (written < 0) { + err = -ENOMEM; +@@ -4721,6 +4727,7 @@ VSockVmciDgramRecvmsg(struct kiocb *kiocb, // UNUSED + VMCIDatagram *dg; + size_t payloadLen; + struct sk_buff *skb; ++ struct iov_iter to; + + sk = sock->sk; + noblock = flags & MSG_DONTWAIT; +@@ -4759,7 +4766,9 @@ VSockVmciDgramRecvmsg(struct kiocb *kiocb, // UNUSED + } + + /* Place the datagram payload in the user's iovec. */ +- err = skb_copy_datagram_iovec(skb, sizeof *dg, msg->msg_iov, payloadLen); ++ // err = skb_copy_datagram_iovec(skb, sizeof *dg, msg->msg_iov, payloadLen); ++ iov_iter_init(&to, READ, (struct iovec *)&msg->msg_iter.iov, 1, payloadLen); ++ err = skb_copy_datagram_iter(skb, 0, &to, payloadLen); + if (err) { + goto out; + } +@@ -4905,9 +4914,17 @@ VSockVmciStreamRecvmsg(struct kiocb *kiocb, // UNUSED + } + + if (flags & MSG_PEEK) { ++#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 0) + read = vmci_qpair_peekv(vsk->qpair, msg->msg_iov, len - copied, 0); ++#else ++ read = vmci_qpair_peekv(vsk->qpair, &msg->msg_iter.iov, len - copied, 0); ++#endif + } else { ++#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 0) + read = vmci_qpair_dequev(vsk->qpair, msg->msg_iov, len - copied, 0); ++#else ++ read = vmci_qpair_dequev(vsk->qpair, &msg->msg_iter.iov, len - copied, 0); ++#endif + } + + if (read < 0) { +diff --git a/vsock/linux/notify.c b/vsock/linux/notify.c +index 5b1e134..82d8738 100644 +--- a/vsock/linux/notify.c ++++ b/vsock/linux/notify.c +@@ -516,7 +516,11 @@ VSockVmciHandleWrote(struct sock *sk, // IN + PKT_FIELD(vsk, sentWaitingRead) = FALSE; + #endif + ++#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 15, 0) + sk->sk_data_ready(sk, 0); ++#else ++ sk->sk_data_ready(sk); ++#endif + } + + +diff --git a/vsock/linux/notifyQState.c b/vsock/linux/notifyQState.c +index 464454b..7933be7 100644 +--- a/vsock/linux/notifyQState.c ++++ b/vsock/linux/notifyQState.c +@@ -164,7 +164,11 @@ VSockVmciHandleWrote(struct sock *sk, // IN + struct sockaddr_vm *dst, // IN: unused + struct sockaddr_vm *src) // IN: unused + { ++#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 15, 0) + sk->sk_data_ready(sk, 0); ++#else ++ sk->sk_data_ready(sk); ++#endif + } + + +@@ -566,7 +570,11 @@ VSockVmciNotifyPktRecvPostDequeue(struct sock *sk, // IN + } + + /* See the comment in VSockVmciNotifyPktSendPostEnqueue */ ++#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 15, 0) + sk->sk_data_ready(sk, 0); ++#else ++ sk->sk_data_ready(sk); ++#endif + } + + return err; |