fs/gfs2/incore.h

81 struct gfs2_rgrpd {  struct
82 	struct rb_node rd_node;		/* Link with superblock */
83 	struct gfs2_glock *rd_gl;	/* Glock for this rgrp */
84 	u64 rd_addr;			/* grp block disk address */
85 	u64 rd_data0;			/* first data location */
86 	u32 rd_length;			/* length of rgrp header in fs blocks */
87 	u32 rd_data;			/* num of data blocks in rgrp */
88 	u32 rd_bitbytes;		/* number of bytes in data bitmaps */
89 	u32 rd_free;
90 	u32 rd_free_clone;
91 	u32 rd_dinodes;
92 	u64 rd_igeneration;
93 	struct gfs2_bitmap *rd_bits;
94 	struct gfs2_sbd *rd_sbd;
95 	u32 rd_last_alloc;
96 	u32 rd_flags;