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path: root/fs/gfs2/incore.h
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Diffstat (limited to 'fs/gfs2/incore.h')
-rw-r--r--fs/gfs2/incore.h63
1 files changed, 62 insertions, 1 deletions
diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h
index b2079fcd251..e5069b912d5 100644
--- a/fs/gfs2/incore.h
+++ b/fs/gfs2/incore.h
@@ -28,6 +28,14 @@ struct gfs2_sbd;
typedef void (*gfs2_glop_bh_t) (struct gfs2_glock *gl, unsigned int ret);
+struct gfs2_log_header_host {
+ u64 lh_sequence; /* Sequence number of this transaction */
+ u32 lh_flags; /* GFS2_LOG_HEAD_... */
+ u32 lh_tail; /* Block number of log tail */
+ u32 lh_blkno;
+ u32 lh_hash;
+};
+
/*
* Structure of operations that are associated with each
* type of element in the log.
@@ -60,12 +68,23 @@ struct gfs2_bitmap {
u32 bi_len;
};
+struct gfs2_rgrp_host {
+ u32 rg_flags;
+ u32 rg_free;
+ u32 rg_dinodes;
+ u64 rg_igeneration;
+};
+
struct gfs2_rgrpd {
struct list_head rd_list; /* Link with superblock */
struct list_head rd_list_mru;
struct list_head rd_recent; /* Recently used rgrps */
struct gfs2_glock *rd_gl; /* Glock for this rgrp */
- struct gfs2_rindex_host rd_ri;
+ u64 rd_addr; /* grp block disk address */
+ u64 rd_data0; /* first data location */
+ u32 rd_length; /* length of rgrp header in fs blocks */
+ u32 rd_data; /* num of data blocks in rgrp */
+ u32 rd_bitbytes; /* number of bytes in data bitmaps */
struct gfs2_rgrp_host rd_rg;
u64 rd_rg_vn;
struct gfs2_bitmap *rd_bits;
@@ -211,6 +230,20 @@ enum {
GIF_SW_PAGED = 3,
};
+struct gfs2_dinode_host {
+ u64 di_size; /* number of bytes in file */
+ u64 di_blocks; /* number of blocks in file */
+ u64 di_goal_meta; /* rgrp to alloc from next */
+ u64 di_goal_data; /* data block goal */
+ u64 di_generation; /* generation number for NFS */
+ u32 di_flags; /* GFS2_DIF_... */
+ u16 di_height; /* height of metadata */
+ /* These only apply to directories */
+ u16 di_depth; /* Number of bits in the table */
+ u32 di_entries; /* The number of entries in the directory */
+ u64 di_eattr; /* extended attribute block number */
+};
+
struct gfs2_inode {
struct inode i_inode;
u64 i_no_addr;
@@ -346,6 +379,12 @@ struct gfs2_jdesc {
unsigned int jd_blocks;
};
+struct gfs2_statfs_change_host {
+ s64 sc_total;
+ s64 sc_free;
+ s64 sc_dinodes;
+};
+
#define GFS2_GLOCKD_DEFAULT 1
#define GFS2_GLOCKD_MAX 16
@@ -418,6 +457,28 @@ enum {
#define GFS2_FSNAME_LEN 256
+struct gfs2_inum_host {
+ u64 no_formal_ino;
+ u64 no_addr;
+};
+
+struct gfs2_sb_host {
+ u32 sb_magic;
+ u32 sb_type;
+ u32 sb_format;
+
+ u32 sb_fs_format;
+ u32 sb_multihost_format;
+ u32 sb_bsize;
+ u32 sb_bsize_shift;
+
+ struct gfs2_inum_host sb_master_dir;
+ struct gfs2_inum_host sb_root_dir;
+
+ char sb_lockproto[GFS2_LOCKNAME_LEN];
+ char sb_locktable[GFS2_LOCKNAME_LEN];
+};
+
struct gfs2_sbd {
struct super_block *sd_vfs;
struct super_block *sd_vfs_meta;