X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=mm%2Ffilemap_xip.c;h=1888b2d71bb8d78a1a17ec408d1865a7919e76ea;hb=d324236b3333e87c8825b35f2104184734020d35;hp=b5167dfb2f2d65366004963558dfa765643423b8;hpb=14bac5acfdb6a40be64acc042c6db73f1a68f6a4;p=safe%2Fjmp%2Flinux-2.6

diff --git a/mm/filemap_xip.c b/mm/filemap_xip.c
index b5167df..1888b2d 100644
--- a/mm/filemap_xip.c
+++ b/mm/filemap_xip.c
@@ -89,8 +89,8 @@ do_xip_mapping_read(struct address_space *mapping,
 			}
 		}
 		nr = nr - offset;
-		if (nr > len)
-			nr = len;
+		if (nr > len - copied)
+			nr = len - copied;
 
 		error = mapping->a_ops->get_xip_mem(mapping, index, 0,
 							&xip_mem, &xip_pfn);
@@ -193,7 +193,7 @@ retry:
 			/* Nuke the page table entry. */
 			flush_cache_page(vma, address, pte_pfn(*pte));
 			pteval = ptep_clear_flush_notify(vma, address, pte);
-			page_remove_rmap(page, vma);
+			page_remove_rmap(page);
 			dec_mm_counter(mm, file_rss);
 			BUG_ON(pte_dirty(pteval));
 			pte_unmap_unlock(pte, ptl);
@@ -296,7 +296,7 @@ out:
 	}
 }
 
-static struct vm_operations_struct xip_file_vm_ops = {
+static const struct vm_operations_struct xip_file_vm_ops = {
 	.fault	= xip_file_fault,
 };