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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-04-06 14:30:07 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-05-29 23:28:37 -0400 |
| commit | c4c995430a94e7d94526fcb347c4ba4b2ae82500 (patch) | |
| tree | 00dd49eb6252305e90106a375fc3fa12d25f4d1b /fs/hpfs/hpfs.h | |
| parent | 4085e155b14a89ee36f7bfc5bd07294b0c34b0e6 (diff) | |
| download | linux-c4c995430a94e7d94526fcb347c4ba4b2ae82500.tar.gz | |
hpfs: get rid of bitfields in struct fnode
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/hpfs/hpfs.h')
| -rw-r--r-- | fs/hpfs/hpfs.h | 32 |
1 files changed, 13 insertions, 19 deletions
diff --git a/fs/hpfs/hpfs.h b/fs/hpfs/hpfs.h index ca90bde6564c..37cc4483fbd1 100644 --- a/fs/hpfs/hpfs.h +++ b/fs/hpfs/hpfs.h @@ -436,6 +436,7 @@ struct bplus_header #define FNODE_MAGIC 0xf7e40aae +enum {FNODE_anode = cpu_to_le16(2), FNODE_dir = cpu_to_le16(256)}; struct fnode { u32 magic; /* f7e4 0aae */ @@ -451,26 +452,9 @@ struct fnode secno ea_secno; /* first sector of disk-resident ea's*/ u16 ea_size_s; /* length of fnode-resident ea's */ -#ifdef __LITTLE_ENDIAN - u8 flag0: 1; - u8 ea_anode: 1; /* 1 -> ea_secno is an anode */ - u8 flag234567: 6; -#else - u8 flag234567: 6; - u8 ea_anode: 1; /* 1 -> ea_secno is an anode */ - u8 flag0: 1; -#endif - -#ifdef __LITTLE_ENDIAN - u8 dirflag: 1; /* 1 -> directory. first & only extent - points to dnode. */ - u8 flag9012345: 7; -#else - u8 flag9012345: 7; - u8 dirflag: 1; /* 1 -> directory. first & only extent + __le16 flags; /* bit 1 set -> ea_secno is an anode */ + /* bit 8 set -> directory. first & only extent points to dnode. */ -#endif - struct bplus_header btree; /* b+ tree, 8 extents or 12 subtrees */ union { struct bplus_leaf_node external[8]; @@ -492,6 +476,16 @@ struct fnode via fnode + ea_offs. I think.) */ }; +static inline bool fnode_in_anode(struct fnode *p) +{ + return (p->flags & FNODE_anode) != 0; +} + +static inline bool fnode_is_dir(struct fnode *p) +{ + return (p->flags & FNODE_dir) != 0; +} + /* anode: 99.44% pure allocation tree */ |