From ce1bafa094a5ef3aaa8afa08727b1e970e9d4711 Mon Sep 17 00:00:00 2001
From: Anton Altaparmakov <anton@tuxera.com>
Date: Thu, 16 Oct 2014 12:28:03 +0100
Subject: NTFS: Split ntfs_aops into ntfs_normal_aops and ntfs_compressed_aops
in preparation for them diverging.
Signed-off-by: Anton Altaparmakov <anton@tuxera.com>
---
fs/ntfs/aops.c | 39 +++++++++++++++++++++++++++------------
1 file changed, 27 insertions(+), 12 deletions(-)
(limited to 'fs/ntfs/aops.c')
diff --git a/fs/ntfs/aops.c b/fs/ntfs/aops.c
index d267ea6aa1a0..6f0f98176b10 100644
--- a/fs/ntfs/aops.c
+++ b/fs/ntfs/aops.c
@@ -1,8 +1,7 @@
/**
* aops.c - NTFS kernel address space operations and page cache handling.
- * Part of the Linux-NTFS project.
*
- * Copyright (c) 2001-2007 Anton Altaparmakov
+ * Copyright (c) 2001-2014 Anton Altaparmakov and Tuxera Inc.
* Copyright (c) 2002 Richard Russon
*
* This program/include file is free software; you can redistribute it and/or
@@ -1539,16 +1538,33 @@ err_out:
#endif /* NTFS_RW */
/**
- * ntfs_aops - general address space operations for inodes and attributes
+ * ntfs_normal_aops - address space operations for normal inodes and attributes
+ *
+ * Note these are not used for compressed or mst protected inodes and
+ * attributes.
*/
-const struct address_space_operations ntfs_aops = {
- .readpage = ntfs_readpage, /* Fill page with data. */
+const struct address_space_operations ntfs_normal_aops = {
+ .readpage = ntfs_readpage,
#ifdef NTFS_RW
- .writepage = ntfs_writepage, /* Write dirty page to disk. */
+ .writepage = ntfs_writepage,
+ .set_page_dirty = __set_page_dirty_buffers,
+#endif /* NTFS_RW */
+ .migratepage = buffer_migrate_page,
+ .is_partially_uptodate = block_is_partially_uptodate,
+ .error_remove_page = generic_error_remove_page,
+};
+
+/**
+ * ntfs_compressed_aops - address space operations for compressed inodes
+ */
+const struct address_space_operations ntfs_compressed_aops = {
+ .readpage = ntfs_readpage,
+#ifdef NTFS_RW
+ .writepage = ntfs_writepage,
+ .set_page_dirty = __set_page_dirty_buffers,
#endif /* NTFS_RW */
- .migratepage = buffer_migrate_page, /* Move a page cache page from
- one physical page to an
- other. */
+ .migratepage = buffer_migrate_page,
+ .is_partially_uptodate = block_is_partially_uptodate,
.error_remove_page = generic_error_remove_page,
};
@@ -1564,9 +1580,8 @@ const struct address_space_operations ntfs_mst_aops = {
without touching the buffers
belonging to the page. */
#endif /* NTFS_RW */
- .migratepage = buffer_migrate_page, /* Move a page cache page from
- one physical page to an
- other. */
+ .migratepage = buffer_migrate_page,
+ .is_partially_uptodate = block_is_partially_uptodate,
.error_remove_page = generic_error_remove_page,
};
--
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