[PATCH] read_mapping_page for address space

[powerpc.git] / fs / ntfs / file.c

diff --git a/fs/ntfs/file.c b/fs/ntfs/file.c
index f5d057e..88292f9 100644 (file)
--- a/fs/ntfs/file.c
+++ b/fs/ntfs/file.c
@@ -231,8 +231,7 @@ do_non_resident_extend:
                 * Read the page.  If the page is not present, this will zero
                 * the uninitialized regions for us.
                 */
-               page = read_cache_page(mapping, index,
-                               (filler_t*)mapping->a_ops->readpage, NULL);
+               page = read_mapping_page(mapping, index, NULL);
                if (IS_ERR(page)) {
                        err = PTR_ERR(page);
                        goto init_err_out;
@@ -1484,14 +1483,15 @@ static inline void ntfs_flush_dcache_pages(struct page **pages,
                unsigned nr_pages)
 {
        BUG_ON(!nr_pages);
+       /*
+        * Warning: Do not do the decrement at the same time as the call to
+        * flush_dcache_page() because it is a NULL macro on i386 and hence the
+        * decrement never happens so the loop never terminates.
+        */
        do {
-               /*
-                * Warning: Do not do the decrement at the same time as the
-                * call because flush_dcache_page() is a NULL macro on i386
-                * and hence the decrement never happens.
-                */
+               --nr_pages;
                flush_dcache_page(pages[nr_pages]);
-       } while (--nr_pages > 0);
+       } while (nr_pages > 0);
 }
 
 /**
@@ -2294,7 +2294,7 @@ static int ntfs_file_fsync(struct file *filp, struct dentry *dentry,
 
 #endif /* NTFS_RW */
 
-struct file_operations ntfs_file_ops = {
+const struct file_operations ntfs_file_ops = {
        .llseek         = generic_file_llseek,   /* Seek inside file. */
        .read           = generic_file_read,     /* Read from file. */
        .aio_read       = generic_file_aio_read, /* Async read from file. */
@@ -2337,6 +2337,6 @@ struct inode_operations ntfs_file_inode_ops = {
 #endif /* NTFS_RW */
 };
 
-struct file_operations ntfs_empty_file_ops = {};
+const struct file_operations ntfs_empty_file_ops = {};
 
 struct inode_operations ntfs_empty_inode_ops = {};