[GFS2] The core of GFS2

This patch contains all the core files for GFS2.

Signed-off-by: David Teigland <teigland@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

1 files changed, 28 insertions, 0 deletions

diff --git a/fs/gfs2/bits.h b/fs/gfs2/bits.h
new file mode 100644
index 000000000000..36ccbdcb1eef
--- /dev/null
+++ b/fs/gfs2/bits.h
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) Sistina Software, Inc.  1997-2003 All rights reserved.
+ * Copyright (C) 2004-2005 Red Hat, Inc.  All rights reserved.
+ *
+ * This copyrighted material is made available to anyone wishing to use,
+ * modify, copy, or redistribute it subject to the terms and conditions
+ * of the GNU General Public License v.2.
+ */
+
+#ifndef __BITS_DOT_H__
+#define __BITS_DOT_H__
+
+#define BFITNOENT 0xFFFFFFFF
+
+void gfs2_setbit(struct gfs2_rgrpd *rgd,
+                unsigned char *buffer, unsigned int buflen,
+                uint32_t block, unsigned char new_state);
+unsigned char gfs2_testbit(struct gfs2_rgrpd *rgd,
+                          unsigned char *buffer, unsigned int buflen,
+                          uint32_t block);
+uint32_t gfs2_bitfit(struct gfs2_rgrpd *rgd,
+                    unsigned char *buffer, unsigned int buflen,
+                    uint32_t goal, unsigned char old_state);
+uint32_t gfs2_bitcount(struct gfs2_rgrpd *rgd,
+                      unsigned char *buffer, unsigned int buflen,
+                      unsigned char state);
+
+#endif /* __BITS_DOT_H__ */