X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=fs%2Fntfs%2Faops.c;h=bc579bfdfbd8ff0c09c701a849b8b61c362b0fa0;hb=8f7c58814eb75bf97b8bc18d107b2e26f28b6585;hp=1c0a4315876aec7ecd7f2e8a42c603562e916f01;hpb=47c564e10f219f867bdb49225972749a43485a47;p=linux-2.6-omap-h63xx.git

diff --git a/fs/ntfs/aops.c b/fs/ntfs/aops.c
index 1c0a4315876..bc579bfdfbd 100644
--- a/fs/ntfs/aops.c
+++ b/fs/ntfs/aops.c
@@ -2,7 +2,7 @@
  * aops.c - NTFS kernel address space operations and page cache handling.
  *	    Part of the Linux-NTFS project.
  *
- * Copyright (c) 2001-2005 Anton Altaparmakov
+ * Copyright (c) 2001-2006 Anton Altaparmakov
  * Copyright (c) 2002 Richard Russon
  *
  * This program/include file is free software; you can redistribute it and/or
@@ -22,6 +22,7 @@
  */
 
 #include <linux/errno.h>
+#include <linux/fs.h>
 #include <linux/mm.h>
 #include <linux/pagemap.h>
 #include <linux/swap.h>
@@ -200,8 +201,8 @@ static int ntfs_read_block(struct page *page)
 	/* $MFT/$DATA must have its complete runlist in memory at all times. */
 	BUG_ON(!ni->runlist.rl && !ni->mft_no && !NInoAttr(ni));
 
-	blocksize_bits = VFS_I(ni)->i_blkbits;
-	blocksize = 1 << blocksize_bits;
+	blocksize = vol->sb->s_blocksize;
+	blocksize_bits = vol->sb->s_blocksize_bits;
 
 	if (!page_has_buffers(page)) {
 		create_empty_buffers(page, blocksize, 0);
@@ -569,10 +570,8 @@ static int ntfs_write_block(struct page *page, struct writeback_control *wbc)
 
 	BUG_ON(!NInoNonResident(ni));
 	BUG_ON(NInoMstProtected(ni));
-
-	blocksize_bits = vi->i_blkbits;
-	blocksize = 1 << blocksize_bits;
-
+	blocksize = vol->sb->s_blocksize;
+	blocksize_bits = vol->sb->s_blocksize_bits;
 	if (!page_has_buffers(page)) {
 		BUG_ON(!PageUptodate(page));
 		create_empty_buffers(page, blocksize,
@@ -949,8 +948,8 @@ static int ntfs_write_mst_block(struct page *page,
 	 */
 	BUG_ON(!(is_mft || S_ISDIR(vi->i_mode) ||
 			(NInoAttr(ni) && ni->type == AT_INDEX_ALLOCATION)));
-	bh_size_bits = vi->i_blkbits;
-	bh_size = 1 << bh_size_bits;
+	bh_size = vol->sb->s_blocksize;
+	bh_size_bits = vol->sb->s_blocksize_bits;
 	max_bhs = PAGE_CACHE_SIZE / bh_size;
 	BUG_ON(!max_bhs);
 	BUG_ON(max_bhs > MAX_BUF_PER_PAGE);
@@ -1279,18 +1278,18 @@ unm_done:
 		
 		tni = locked_nis[nr_locked_nis];
 		/* Get the base inode. */
-		down(&tni->extent_lock);
+		mutex_lock(&tni->extent_lock);
 		if (tni->nr_extents >= 0)
 			base_tni = tni;
 		else {
 			base_tni = tni->ext.base_ntfs_ino;
 			BUG_ON(!base_tni);
 		}
-		up(&tni->extent_lock);
+		mutex_unlock(&tni->extent_lock);
 		ntfs_debug("Unlocking %s inode 0x%lx.",
 				tni == base_tni ? "base" : "extent",
 				tni->mft_no);
-		up(&tni->mrec_lock);
+		mutex_unlock(&tni->mrec_lock);
 		atomic_dec(&tni->count);
 		iput(VFS_I(base_tni));
 	}
@@ -1531,7 +1530,6 @@ err_out:
 				"error %i.", err);
 		SetPageError(page);
 		NVolSetErrors(ni->vol);
-		make_bad_inode(vi);
 	}
 	unlock_page(page);
 	if (ctx)
@@ -1546,20 +1544,23 @@ err_out:
 /**
  * ntfs_aops - general address space operations for inodes and attributes
  */
-struct address_space_operations ntfs_aops = {
+const struct address_space_operations ntfs_aops = {
 	.readpage	= ntfs_readpage,	/* Fill page with data. */
 	.sync_page	= block_sync_page,	/* Currently, just unplugs the
 						   disk request queue. */
 #ifdef NTFS_RW
 	.writepage	= ntfs_writepage,	/* Write dirty page to disk. */
 #endif /* NTFS_RW */
+	.migratepage	= buffer_migrate_page,	/* Move a page cache page from
+						   one physical page to an
+						   other. */
 };
 
 /**
  * ntfs_mst_aops - general address space operations for mst protecteed inodes
  *		   and attributes
  */
-struct address_space_operations ntfs_mst_aops = {
+const struct address_space_operations ntfs_mst_aops = {
 	.readpage	= ntfs_readpage,	/* Fill page with data. */
 	.sync_page	= block_sync_page,	/* Currently, just unplugs the
 						   disk request queue. */
@@ -1569,6 +1570,9 @@ 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. */
 };
 
 #ifdef NTFS_RW
@@ -1596,7 +1600,7 @@ void mark_ntfs_record_dirty(struct page *page, const unsigned int ofs) {
 
 	BUG_ON(!PageUptodate(page));
 	end = ofs + ni->itype.index.block_size;
-	bh_size = 1 << VFS_I(ni)->i_blkbits;
+	bh_size = VFS_I(ni)->i_sb->s_blocksize;
 	spin_lock(&mapping->private_lock);
 	if (unlikely(!page_has_buffers(page))) {
 		spin_unlock(&mapping->private_lock);