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Diffstat (limited to 'net/9p/trans_common.c')
-rw-r--r--net/9p/trans_common.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/net/9p/trans_common.c b/net/9p/trans_common.c
index d62b9aa58df8..e883172f9aa2 100644
--- a/net/9p/trans_common.c
+++ b/net/9p/trans_common.c
@@ -36,14 +36,14 @@ p9_release_req_pages(struct trans_rpage_info *rpinfo)
36EXPORT_SYMBOL(p9_release_req_pages); 36EXPORT_SYMBOL(p9_release_req_pages);
37 37
38/** 38/**
39 * p9_nr_pages - Return number of pages needed to accomodate the payload. 39 * p9_nr_pages - Return number of pages needed to accommodate the payload.
40 */ 40 */
41int 41int
42p9_nr_pages(struct p9_req_t *req) 42p9_nr_pages(struct p9_req_t *req)
43{ 43{
44 int start_page, end_page; 44 unsigned long start_page, end_page;
45 start_page = (unsigned long long)req->tc->pubuf >> PAGE_SHIFT; 45 start_page = (unsigned long)req->tc->pubuf >> PAGE_SHIFT;
46 end_page = ((unsigned long long)req->tc->pubuf + req->tc->pbuf_size + 46 end_page = ((unsigned long)req->tc->pubuf + req->tc->pbuf_size +
47 PAGE_SIZE - 1) >> PAGE_SHIFT; 47 PAGE_SIZE - 1) >> PAGE_SHIFT;
48 return end_page - start_page; 48 return end_page - start_page;
49} 49}
@@ -55,7 +55,7 @@ EXPORT_SYMBOL(p9_nr_pages);
55 * @req: Request to be sent to server. 55 * @req: Request to be sent to server.
56 * @pdata_off: data offset into the first page after translation (gup). 56 * @pdata_off: data offset into the first page after translation (gup).
57 * @pdata_len: Total length of the IO. gup may not return requested # of pages. 57 * @pdata_len: Total length of the IO. gup may not return requested # of pages.
58 * @nr_pages: number of pages to accomodate the payload 58 * @nr_pages: number of pages to accommodate the payload
59 * @rw: Indicates if the pages are for read or write. 59 * @rw: Indicates if the pages are for read or write.
60 */ 60 */
61int 61int
@@ -66,11 +66,11 @@ p9_payload_gup(struct p9_req_t *req, size_t *pdata_off, int *pdata_len,
66 uint32_t pdata_mapped_pages; 66 uint32_t pdata_mapped_pages;
67 struct trans_rpage_info *rpinfo; 67 struct trans_rpage_info *rpinfo;
68 68
69 *pdata_off = (size_t)req->tc->pubuf & (PAGE_SIZE-1); 69 *pdata_off = (__force size_t)req->tc->pubuf & (PAGE_SIZE-1);
70 70
71 if (*pdata_off) 71 if (*pdata_off)
72 first_page_bytes = min((PAGE_SIZE - *pdata_off), 72 first_page_bytes = min(((size_t)PAGE_SIZE - *pdata_off),
73 req->tc->pbuf_size); 73 req->tc->pbuf_size);
74 74
75 rpinfo = req->tc->private; 75 rpinfo = req->tc->private;
76 pdata_mapped_pages = get_user_pages_fast((unsigned long)req->tc->pubuf, 76 pdata_mapped_pages = get_user_pages_fast((unsigned long)req->tc->pubuf,