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drbd: switch to sock_recvmsg()

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2017-09-20 20:05:43 -04:00
parent 985832267d
commit f7765c3646
2 changed files with 3 additions and 8 deletions
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8
drivers/block/drbd/drbd_main.c
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@ -1847,7 +1847,7 @@ int drbd_send(struct drbd_connection *connection, struct socket *sock,
void *buf, size_t size, unsigned msg_flags)
{
struct kvec iov = {.iov_base = buf, .iov_len = size};
struct msghdr msg;
struct msghdr msg = {.msg_flags = msg_flags | MSG_NOSIGNAL};
int rv, sent = 0;
if (!sock)
@ -1855,12 +1855,6 @@ int drbd_send(struct drbd_connection *connection, struct socket *sock,
/* THINK if (signal_pending) return ... ? */
msg.msg_name = NULL;
msg.msg_namelen = 0;
msg.msg_control = NULL;
msg.msg_controllen = 0;
msg.msg_flags = msg_flags | MSG_NOSIGNAL;
iov_iter_kvec(&msg.msg_iter, WRITE | ITER_KVEC, &iov, 1, size);
if (sock == connection->data.socket) {

3
drivers/block/drbd/drbd_receiver.c
View File

@ -516,7 +516,8 @@ static int drbd_recv_short(struct socket *sock, void *buf, size_t size, int flag
struct msghdr msg = {
.msg_flags = (flags ? flags : MSG_WAITALL | MSG_NOSIGNAL)
};
return kernel_recvmsg(sock, &msg, &iov, 1, size, msg.msg_flags);
iov_iter_kvec(&msg.msg_iter, READ | ITER_KVEC, &iov, 1, size);
return sock_recvmsg(sock, &msg, msg.msg_flags);
}
static int drbd_recv(struct drbd_connection *connection, void *buf, size_t size)