NTFS: Use get_bh() instead of manual atomic_inc() in fs/ntfs/compress.c.

fs/ntfs/ChangeLog

@@ -19,6 +19,10 @@ ToDo:
 	  sufficient for synchronisation here. We then just need to make sure
 	  ntfs_readpage/writepage/truncate interoperate properly with us.
 
+2.1.8 - WIP.
+
+	- Use get_bh() instead of manual atomic_inc() in fs/ntfs/compress.c.
+
 2.1.7 - Enable NFS exporting of mounted NTFS volumes.
 
 	- Set i_generation in the VFS inode from the seq_no of the NTFS inode.

fs/ntfs/Makefile

@@ -5,7 +5,7 @@ obj-$(CONFIG_NTFS_FS) += ntfs.o
 ntfs-objs := aops.o attrib.o compress.o debug.o dir.o file.o inode.o mft.o \
 	     mst.o namei.o super.o sysctl.o time.o unistr.o upcase.o
 
-EXTRA_CFLAGS = -DNTFS_VERSION=\"2.1.7\"
+EXTRA_CFLAGS = -DNTFS_VERSION=\"2.1.8-WIP\"
 
 ifeq ($(CONFIG_NTFS_DEBUG),y)
 EXTRA_CFLAGS += -DDEBUG

fs/ntfs/compress.c

@@ -2,7 +2,7 @@
  * compress.c - NTFS kernel compressed attributes handling.
  *		Part of the Linux-NTFS project.
  *
- * Copyright (c) 2001-2003 Anton Altaparmakov
+ * Copyright (c) 2001-2004 Anton Altaparmakov
  * Copyright (c) 2002 Richard Russon
  *
  * This program/include file is free software; you can redistribute it and/or
@@ -643,7 +643,7 @@ int ntfs_read_compressed_block(struct page *page)
 			unlock_buffer(tbh);
 			continue;
 		}
-		atomic_inc(&tbh->b_count);
+		get_bh(tbh);
 		tbh->b_end_io = end_buffer_read_sync;
 		submit_bh(READ, tbh);
 	}
@@ -943,4 +943,3 @@ int ntfs_read_compressed_block(struct page *page)
 	kfree(pages);
 	return -EIO;
 }
-