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-rw-r--r--net/ceph/messenger.c17
1 files changed, 4 insertions, 13 deletions
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index b634d2098777..f81fbce136f8 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -1441,8 +1441,10 @@ static void in_msg_pos_next(struct ceph_connection *con, size_t len,
msg_pos->data_pos += received;
msg_pos->page_pos += received;
+ if (ceph_msg_has_pages(msg))
+ (void) ceph_msg_data_advance(&msg->p, received);
#ifdef CONFIG_BLOCK
- if (ceph_msg_has_bio(msg))
+ else if (ceph_msg_has_bio(msg))
(void) ceph_msg_data_advance(&msg->b, received);
#endif /* CONFIG_BLOCK */
if (received < len)
@@ -2192,23 +2194,12 @@ static int read_partial_message_pages(struct ceph_connection *con,
unsigned int data_len, bool do_datacrc)
{
struct ceph_msg *msg = con->in_msg;
- struct ceph_msg_pos *msg_pos = &con->in_msg_pos;
- struct page **pages;
struct page *page;
size_t page_offset;
size_t length;
- unsigned int left;
int ret;
- /* (page) data */
- pages = msg->p.pages;
- BUG_ON(pages == NULL);
- page = pages[msg_pos->page];
- page_offset = msg_pos->page_pos;
- BUG_ON(msg_pos->data_pos >= data_len);
- left = data_len - msg_pos->data_pos;
- BUG_ON(page_offset >= PAGE_SIZE);
- length = min_t(unsigned int, PAGE_SIZE - page_offset, left);
+ page = ceph_msg_data_next(&msg->p, &page_offset, &length, NULL);
ret = ceph_tcp_recvpage(con->sock, page, page_offset, length);
if (ret <= 0)