1 files changed, 0 insertions, 85 deletions
diff --git a/net/ceph/pagevec.c b/net/ceph/pagevec.c
index d3736f5bffec..4509757d8b3b 100644
--- a/net/ceph/pagevec.c
+++ b/net/ceph/pagevec.c
@@ -10,39 +10,6 @@
 
 #include <linux/ceph/libceph.h>
 
-/*
- * build a vector of user pages
- */
-struct page **ceph_get_direct_page_vector(const void __user *data,
-					  int num_pages, bool write_page)
-{
-	struct page **pages;
-	int got = 0;
-	int rc = 0;
-
-	pages = kmalloc_array(num_pages, sizeof(*pages), GFP_NOFS);
-	if (!pages)
-		return ERR_PTR(-ENOMEM);
-
-	while (got < num_pages) {
-		rc = get_user_pages_fast(
-		    (unsigned long)data + ((unsigned long)got * PAGE_SIZE),
-		    num_pages - got, write_page, pages + got);
-		if (rc < 0)
-			break;
-		BUG_ON(rc == 0);
-		got += rc;
-	}
-	if (rc < 0)
-		goto fail;
-	return pages;
-
-fail:
-	ceph_put_page_vector(pages, got, false);
-	return ERR_PTR(rc);
-}
-EXPORT_SYMBOL(ceph_get_direct_page_vector);
-
 void ceph_put_page_vector(struct page **pages, int num_pages, bool dirty)
 {
 	int i;
@@ -88,58 +55,6 @@ struct page **ceph_alloc_page_vector(int num_pages, gfp_t flags)
 }
 EXPORT_SYMBOL(ceph_alloc_page_vector);
 
-/*
- * copy user data into a page vector
- */
-int ceph_copy_user_to_page_vector(struct page **pages,
-					 const void __user *data,
-					 loff_t off, size_t len)
-{
-	int i = 0;
-	int po = off & ~PAGE_MASK;
-	int left = len;
-	int l, bad;
-
-	while (left > 0) {
-		l = min_t(int, PAGE_SIZE-po, left);
-		bad = copy_from_user(page_address(pages[i]) + po, data, l);
-		if (bad == l)
-			return -EFAULT;
-		data += l - bad;
-		left -= l - bad;
-		po += l - bad;
-		if (po == PAGE_SIZE) {
-			po = 0;
-			i++;
-		}
-	}
-	return len;
-}
-EXPORT_SYMBOL(ceph_copy_user_to_page_vector);
-
-void ceph_copy_to_page_vector(struct page **pages,
-				    const void *data,
-				    loff_t off, size_t len)
-{
-	int i = 0;
-	size_t po = off & ~PAGE_MASK;
-	size_t left = len;
-
-	while (left > 0) {
-		size_t l = min_t(size_t, PAGE_SIZE-po, left);
-
-		memcpy(page_address(pages[i]) + po, data, l);
-		data += l;
-		left -= l;
-		po += l;
-		if (po == PAGE_SIZE) {
-			po = 0;
-			i++;
-		}
-	}
-}
-EXPORT_SYMBOL(ceph_copy_to_page_vector);
-
 void ceph_copy_from_page_vector(struct page **pages,
 				    void *data,
 				    loff_t off, size_t len)