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-rw-r--r--net/ceph/messenger.c24
1 files changed, 14 insertions, 10 deletions
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index 770c52701efa..9e46db7e5968 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -520,7 +520,8 @@ static int ceph_tcp_recvmsg(struct socket *sock, void *buf, size_t len)
struct msghdr msg = { .msg_flags = MSG_DONTWAIT | MSG_NOSIGNAL };
int r;
- r = kernel_recvmsg(sock, &msg, &iov, 1, len, msg.msg_flags);
+ iov_iter_kvec(&msg.msg_iter, READ | ITER_KVEC, &iov, 1, len);
+ r = sock_recvmsg(sock, &msg, msg.msg_flags);
if (r == -EAGAIN)
r = 0;
return r;
@@ -529,17 +530,20 @@ static int ceph_tcp_recvmsg(struct socket *sock, void *buf, size_t len)
static int ceph_tcp_recvpage(struct socket *sock, struct page *page,
int page_offset, size_t length)
{
- void *kaddr;
- int ret;
+ struct bio_vec bvec = {
+ .bv_page = page,
+ .bv_offset = page_offset,
+ .bv_len = length
+ };
+ struct msghdr msg = { .msg_flags = MSG_DONTWAIT | MSG_NOSIGNAL };
+ int r;
BUG_ON(page_offset + length > PAGE_SIZE);
-
- kaddr = kmap(page);
- BUG_ON(!kaddr);
- ret = ceph_tcp_recvmsg(sock, kaddr + page_offset, length);
- kunmap(page);
-
- return ret;
+ iov_iter_bvec(&msg.msg_iter, READ | ITER_BVEC, &bvec, 1, length);
+ r = sock_recvmsg(sock, &msg, msg.msg_flags);
+ if (r == -EAGAIN)
+ r = 0;
+ return r;
}
/*