/*
* Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
- * Copyright (C) 2004-2005 Red Hat, Inc. 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
#define GFS2_FORMAT_LH 800
#define GFS2_FORMAT_LD 900
#define GFS2_FORMAT_LB 1000
-#define GFS2_FORMAT_EA 1100
-#define GFS2_FORMAT_ED 1200
-#define GFS2_FORMAT_UT 1300
+#define GFS2_FORMAT_EA 1600
+#define GFS2_FORMAT_ED 1700
#define GFS2_FORMAT_QC 1400
/* These are format numbers for entities contained in files */
-#define GFS2_FORMAT_RI 1500
-#define GFS2_FORMAT_DE 1600
-#define GFS2_FORMAT_QU 1700
+#define GFS2_FORMAT_RI 1100
+#define GFS2_FORMAT_DE 1200
+#define GFS2_FORMAT_QU 1500
/* These are part of the superblock */
#define GFS2_FORMAT_FS 1801
#define GFS2_FORMAT_MULTI 1900
* An on-disk inode number
*/
-#define gfs2_inum_equal(ino1, ino2) \
- (((ino1)->no_formal_ino == (ino2)->no_formal_ino) && \
- ((ino1)->no_addr == (ino2)->no_addr))
-
struct gfs2_inum {
__be64 no_formal_ino;
__be64 no_addr;
};
+static inline int gfs2_inum_equal(const struct gfs2_inum *ino1,
+ const struct gfs2_inum *ino2)
+{
+ return ino1->no_formal_ino == ino2->no_formal_ino &&
+ ino1->no_addr == ino2->no_addr;
+}
+
/*
* Generic metadata head structure
* Every inplace buffer logged in the journal must start with this.
#define GFS2_METATYPE_JD 7
#define GFS2_METATYPE_LH 8
#define GFS2_METATYPE_LD 9
-#define GFS2_METATYPE_LB 10
-#define GFS2_METATYPE_EA 11
-#define GFS2_METATYPE_ED 12
-#define GFS2_METATYPE_UT 13
+#define GFS2_METATYPE_LB 12
+#define GFS2_METATYPE_EA 10
+#define GFS2_METATYPE_ED 11
#define GFS2_METATYPE_QC 14
struct gfs2_meta_header {
#define GFS2_BLKST_FREE 0
#define GFS2_BLKST_USED 1
-#define GFS2_BLKST_INVALID 2
+#define GFS2_BLKST_UNLINKED 2
#define GFS2_BLKST_DINODE 3
#define GFS2_RGF_JOURNAL 0x00000001
__be32 rg_flags;
__be32 rg_free;
__be32 rg_dinodes;
+ __be32 __pad;
+ __be64 rg_igeneration;
- __u8 rg_reserved[92]; /* Several fields from gfs1 now reserved */
+ __u8 rg_reserved[80]; /* Several fields from gfs1 now reserved */
};
/*
__be64 qu_limit;
__be64 qu_warn;
__be64 qu_value;
+ __u8 qu_reserved[64];
};
/*
#define DT2IF(dt) (((dt) << 12) & S_IFMT)
#define IF2DT(sif) (((sif) & S_IFMT) >> 12)
+enum {
+ gfs2fl_Jdata = 0,
+ gfs2fl_ExHash = 1,
+ gfs2fl_Unused = 2,
+ gfs2fl_EaIndirect = 3,
+ gfs2fl_Directio = 4,
+ gfs2fl_Immutable = 5,
+ gfs2fl_AppendOnly = 6,
+ gfs2fl_NoAtime = 7,
+ gfs2fl_Sync = 8,
+ gfs2fl_System = 9,
+ gfs2fl_TruncInProg = 29,
+ gfs2fl_InheritDirectio = 30,
+ gfs2fl_InheritJdata = 31,
+};
+
/* Dinode flags */
#define GFS2_DIF_JDATA 0x00000001
#define GFS2_DIF_EXHASH 0x00000002
*/
__be64 di_goal_meta; /* rgrp to alloc from next */
__be64 di_goal_data; /* data block goal */
- __u32 __pad[2];
+ __be64 di_generation; /* generation number for NFS */
__be32 di_flags; /* GFS2_DIF_... */
__be32 di_payload_format; /* GFS2_FORMAT_... */
struct gfs2_dirent {
struct gfs2_inum de_inum;
__be32 de_hash;
- __be32 de_rec_len;
- __u8 de_name_len;
- __u8 de_type;
- __u16 __pad1;
- __u32 __pad2;
+ __be16 de_rec_len;
+ __be16 de_name_len;
+ __be16 de_type;
+ __u8 __pad[14];
};
/*
__be32 lf_dirent_format; /* Format of the dirents */
__be64 lf_next; /* Next leaf, if overflow */
- __u8 lf_reserved[32];
+ __u8 lf_reserved[64];
};
/*
#define GFS2_EATYPE_UNUSED 0
#define GFS2_EATYPE_USR 1
#define GFS2_EATYPE_SYS 2
+#define GFS2_EATYPE_SECURITY 3
-#define GFS2_EATYPE_LAST 2
+#define GFS2_EATYPE_LAST 3
#define GFS2_EATYPE_VALID(x) ((x) <= GFS2_EATYPE_LAST)
#define GFS2_EAFLAG_LAST 0x01 /* last ea in block */
__be64 sc_dinodes;
};
-/*
- * Unlinked Tag
- * Describes an allocated inode that isn't linked into
- * the directory tree and might need to be deallocated.
- */
-
-#define GFS2_UTF_UNINIT 0x00000001
-
-struct gfs2_unlinked_tag {
- struct gfs2_inum ut_inum;
- __be32 ut_flags; /* GFS2_UTF_... */
- __u32 __pad;
-};
-
/*
* Quota change
* Describes an allocation change for a particular
#ifdef __KERNEL__
/* Translation functions */
-extern void gfs2_inum_in(struct gfs2_inum *no, char *buf);
-extern void gfs2_inum_out(struct gfs2_inum *no, char *buf);
-extern void gfs2_sb_in(struct gfs2_sb *sb, char *buf);
-extern void gfs2_rindex_in(struct gfs2_rindex *ri, char *buf);
-extern void gfs2_rindex_out(struct gfs2_rindex *ri, char *buf);
-extern void gfs2_rgrp_in(struct gfs2_rgrp *rg, char *buf);
-extern void gfs2_rgrp_out(struct gfs2_rgrp *rg, char *buf);
-extern void gfs2_quota_in(struct gfs2_quota *qu, char *buf);
-extern void gfs2_quota_out(struct gfs2_quota *qu, char *buf);
-extern void gfs2_dinode_in(struct gfs2_dinode *di, char *buf);
-extern void gfs2_dinode_out(struct gfs2_dinode *di, char *buf);
-extern void gfs2_leaf_in(struct gfs2_leaf *lf, char *buf);
-extern void gfs2_ea_header_in(struct gfs2_ea_header *ea, char *buf);
-extern void gfs2_ea_header_out(struct gfs2_ea_header *ea, char *buf);
-extern void gfs2_log_header_in(struct gfs2_log_header *lh, char *buf);
-extern void gfs2_inum_range_in(struct gfs2_inum_range *ir, char *buf);
-extern void gfs2_inum_range_out(struct gfs2_inum_range *ir, char *buf);
-extern void gfs2_statfs_change_in(struct gfs2_statfs_change *sc, char *buf);
-extern void gfs2_statfs_change_out(struct gfs2_statfs_change *sc, char *buf);
-extern void gfs2_unlinked_tag_in(struct gfs2_unlinked_tag *ut, char *buf);
-extern void gfs2_unlinked_tag_out(struct gfs2_unlinked_tag *ut, char *buf);
-extern void gfs2_quota_change_in(struct gfs2_quota_change *qc, char *buf);
+extern void gfs2_inum_in(struct gfs2_inum *no, const void *buf);
+extern void gfs2_inum_out(const struct gfs2_inum *no, void *buf);
+extern void gfs2_sb_in(struct gfs2_sb *sb, const void *buf);
+extern void gfs2_rindex_in(struct gfs2_rindex *ri, const void *buf);
+extern void gfs2_rindex_out(const struct gfs2_rindex *ri, void *buf);
+extern void gfs2_rgrp_in(struct gfs2_rgrp *rg, const void *buf);
+extern void gfs2_rgrp_out(const struct gfs2_rgrp *rg, void *buf);
+extern void gfs2_quota_in(struct gfs2_quota *qu, const void *buf);
+extern void gfs2_quota_out(const struct gfs2_quota *qu, void *buf);
+extern void gfs2_dinode_in(struct gfs2_dinode *di, const void *buf);
+extern void gfs2_dinode_out(const struct gfs2_dinode *di, void *buf);
+extern void gfs2_ea_header_in(struct gfs2_ea_header *ea, const void *buf);
+extern void gfs2_ea_header_out(const struct gfs2_ea_header *ea, void *buf);
+extern void gfs2_log_header_in(struct gfs2_log_header *lh, const void *buf);
+extern void gfs2_inum_range_in(struct gfs2_inum_range *ir, const void *buf);
+extern void gfs2_inum_range_out(const struct gfs2_inum_range *ir, void *buf);
+extern void gfs2_statfs_change_in(struct gfs2_statfs_change *sc, const void *buf);
+extern void gfs2_statfs_change_out(const struct gfs2_statfs_change *sc, void *buf);
+extern void gfs2_quota_change_in(struct gfs2_quota_change *qc, const void *buf);
/* Printing functions */
-extern void gfs2_inum_print(struct gfs2_inum *no);
-extern void gfs2_meta_header_print(struct gfs2_meta_header *mh);
-extern void gfs2_sb_print(struct gfs2_sb *sb);
-extern void gfs2_rindex_print(struct gfs2_rindex *ri);
-extern void gfs2_rgrp_print(struct gfs2_rgrp *rg);
-extern void gfs2_quota_print(struct gfs2_quota *qu);
-extern void gfs2_dinode_print(struct gfs2_dinode *di);
-extern void gfs2_dirent_print(struct gfs2_dirent *de, char *name);
-extern void gfs2_leaf_print(struct gfs2_leaf *lf);
-extern void gfs2_ea_header_print(struct gfs2_ea_header *ea, char *name);
-extern void gfs2_log_header_print(struct gfs2_log_header *lh);
-extern void gfs2_log_descriptor_print(struct gfs2_log_descriptor *ld);
-extern void gfs2_inum_range_print(struct gfs2_inum_range *ir);
-extern void gfs2_statfs_change_print(struct gfs2_statfs_change *sc);
-extern void gfs2_unlinked_tag_print(struct gfs2_unlinked_tag *ut);
-extern void gfs2_quota_change_print(struct gfs2_quota_change *qc);
+extern void gfs2_rindex_print(const struct gfs2_rindex *ri);
+extern void gfs2_dinode_print(const struct gfs2_dinode *di);
#endif /* __KERNEL__ */
git.openpandora.org / pandora-kernel.git / blobdiff