This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / fs / gfs2 / rgrp.h

diff --git a/fs/gfs2/rgrp.h b/fs/gfs2/rgrp.h
new file mode 100644 (file)
index 0000000..b01e0cf
--- /dev/null
+++ b/fs/gfs2/rgrp.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) Sistina Software, Inc.  1997-2003 All rights reserved.
+ * Copyright (C) 2004-2006 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 version 2.
+ */
+
+#ifndef __RGRP_DOT_H__
+#define __RGRP_DOT_H__
+
+struct gfs2_rgrpd;
+struct gfs2_sbd;
+struct gfs2_holder;
+
+void gfs2_rgrp_verify(struct gfs2_rgrpd *rgd);
+
+struct gfs2_rgrpd *gfs2_blk2rgrpd(struct gfs2_sbd *sdp, u64 blk);
+struct gfs2_rgrpd *gfs2_rgrpd_get_first(struct gfs2_sbd *sdp);
+struct gfs2_rgrpd *gfs2_rgrpd_get_next(struct gfs2_rgrpd *rgd);
+
+void gfs2_clear_rgrpd(struct gfs2_sbd *sdp);
+int gfs2_rindex_hold(struct gfs2_sbd *sdp, struct gfs2_holder *ri_gh);
+
+int gfs2_rgrp_bh_get(struct gfs2_rgrpd *rgd);
+void gfs2_rgrp_bh_hold(struct gfs2_rgrpd *rgd);
+void gfs2_rgrp_bh_put(struct gfs2_rgrpd *rgd);
+
+void gfs2_rgrp_repolish_clones(struct gfs2_rgrpd *rgd);
+
+struct gfs2_alloc *gfs2_alloc_get(struct gfs2_inode *ip);
+static inline void gfs2_alloc_put(struct gfs2_inode *ip)
+{
+       return; /* So we can see where ip->i_alloc is used */
+}
+
+int gfs2_inplace_reserve_i(struct gfs2_inode *ip,
+                        char *file, unsigned int line);
+#define gfs2_inplace_reserve(ip) \
+gfs2_inplace_reserve_i((ip), __FILE__, __LINE__)
+
+void gfs2_inplace_release(struct gfs2_inode *ip);
+
+unsigned char gfs2_get_block_type(struct gfs2_rgrpd *rgd, u64 block);
+
+u64 gfs2_alloc_data(struct gfs2_inode *ip);
+u64 gfs2_alloc_meta(struct gfs2_inode *ip);
+u64 gfs2_alloc_di(struct gfs2_inode *ip, u64 *generation);
+
+void gfs2_free_data(struct gfs2_inode *ip, u64 bstart, u32 blen);
+void gfs2_free_meta(struct gfs2_inode *ip, u64 bstart, u32 blen);
+void gfs2_free_di(struct gfs2_rgrpd *rgd, struct gfs2_inode *ip);
+void gfs2_unlink_di(struct inode *inode);
+
+struct gfs2_rgrp_list {
+       unsigned int rl_rgrps;
+       unsigned int rl_space;
+       struct gfs2_rgrpd **rl_rgd;
+       struct gfs2_holder *rl_ghs;
+};
+
+void gfs2_rlist_add(struct gfs2_sbd *sdp, struct gfs2_rgrp_list *rlist,
+                   u64 block);
+void gfs2_rlist_alloc(struct gfs2_rgrp_list *rlist, unsigned int state,
+                     int flags);
+void gfs2_rlist_free(struct gfs2_rgrp_list *rlist);
+
+#endif /* __RGRP_DOT_H__ */