diff options
Diffstat (limited to 'fs/ocfs2/ocfs2_lockid.h')
| -rw-r--r-- | fs/ocfs2/ocfs2_lockid.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/fs/ocfs2/ocfs2_lockid.h b/fs/ocfs2/ocfs2_lockid.h index 7dd9e1e..4d5d565 100644 --- a/fs/ocfs2/ocfs2_lockid.h +++ b/fs/ocfs2/ocfs2_lockid.h @@ -35,12 +35,15 @@ #define OCFS2_LOCK_ID_MAX_LEN 32 #define OCFS2_LOCK_ID_PAD "000000" +#define OCFS2_DENTRY_LOCK_INO_START 18 + enum ocfs2_lock_type { OCFS2_LOCK_TYPE_META = 0, OCFS2_LOCK_TYPE_DATA, OCFS2_LOCK_TYPE_SUPER, OCFS2_LOCK_TYPE_RENAME, OCFS2_LOCK_TYPE_RW, + OCFS2_LOCK_TYPE_DENTRY, OCFS2_NUM_LOCK_TYPES }; @@ -63,6 +66,9 @@ static inline char ocfs2_lock_type_char(enum ocfs2_lock_type type) case OCFS2_LOCK_TYPE_RW: c = 'W'; break; + case OCFS2_LOCK_TYPE_DENTRY: + c = 'N'; + break; default: c = '\0'; } @@ -70,4 +76,23 @@ static inline char ocfs2_lock_type_char(enum ocfs2_lock_type type) return c; } +static char *ocfs2_lock_type_strings[] = { + [OCFS2_LOCK_TYPE_META] = "Meta", + [OCFS2_LOCK_TYPE_DATA] = "Data", + [OCFS2_LOCK_TYPE_SUPER] = "Super", + [OCFS2_LOCK_TYPE_RENAME] = "Rename", + /* Need to differntiate from [R]ename.. serializing writes is the + * important job it does, anyway. */ + [OCFS2_LOCK_TYPE_RW] = "Write/Read", + [OCFS2_LOCK_TYPE_DENTRY] = "Dentry", +}; + +static inline const char *ocfs2_lock_type_string(enum ocfs2_lock_type type) +{ +#ifdef __KERNEL__ + mlog_bug_on_msg(type >= OCFS2_NUM_LOCK_TYPES, "%d\n", type); +#endif + return ocfs2_lock_type_strings[type]; +} + #endif /* OCFS2_LOCKID_H */ |
