ocfs2: Enable quota accounting on mount, disable on umount

[linux-2.6-omap-h63xx.git] / fs / ocfs2 / dlmglue.h

diff --git a/fs/ocfs2/dlmglue.h b/fs/ocfs2/dlmglue.h
index 5f17243ba5017dfe3af0f2384bee683a4d77f6d3..3f8d9986b8e0e82d9f8b938ef9d648669b14fff0 100644 (file)
--- a/fs/ocfs2/dlmglue.h
+++ b/fs/ocfs2/dlmglue.h
@@ -49,6 +49,19 @@ struct ocfs2_meta_lvb {
        __be32       lvb_reserved2;
 };
 
+#define OCFS2_QINFO_LVB_VERSION 1
+
+struct ocfs2_qinfo_lvb {
+       __u8    lvb_version;
+       __u8    lvb_reserved[3];
+       __be32  lvb_bgrace;
+       __be32  lvb_igrace;
+       __be32  lvb_syncms;
+       __be32  lvb_blocks;
+       __be32  lvb_free_blk;
+       __be32  lvb_free_entry;
+};
+
 /* ocfs2_inode_lock_full() 'arg_flags' flags */
 /* don't wait on recovery. */
 #define OCFS2_META_LOCK_RECOVERY       (0x01)
@@ -58,7 +71,7 @@ struct ocfs2_meta_lvb {
 #define OCFS2_LOCK_NONBLOCK            (0x04)
 
 int ocfs2_dlm_init(struct ocfs2_super *osb);
-void ocfs2_dlm_shutdown(struct ocfs2_super *osb);
+void ocfs2_dlm_shutdown(struct ocfs2_super *osb, int hangup_pending);
 void ocfs2_lock_res_init_once(struct ocfs2_lock_res *res);
 void ocfs2_inode_lock_res_init(struct ocfs2_lock_res *res,
                               enum ocfs2_lock_type type,
@@ -69,6 +82,9 @@ void ocfs2_dentry_lock_res_init(struct ocfs2_dentry_lock *dl,
 struct ocfs2_file_private;
 void ocfs2_file_lock_res_init(struct ocfs2_lock_res *lockres,
                              struct ocfs2_file_private *fp);
+struct ocfs2_mem_dqinfo;
+void ocfs2_qinfo_lock_res_init(struct ocfs2_lock_res *lockres,
+                               struct ocfs2_mem_dqinfo *info);
 void ocfs2_lock_res_free(struct ocfs2_lock_res *res);
 int ocfs2_create_new_inode_locks(struct inode *inode);
 int ocfs2_drop_inode_locks(struct inode *inode);
@@ -103,17 +119,20 @@ int ocfs2_dentry_lock(struct dentry *dentry, int ex);
 void ocfs2_dentry_unlock(struct dentry *dentry, int ex);
 int ocfs2_file_lock(struct file *file, int ex, int trylock);
 void ocfs2_file_unlock(struct file *file);
+int ocfs2_qinfo_lock(struct ocfs2_mem_dqinfo *oinfo, int ex);
+void ocfs2_qinfo_unlock(struct ocfs2_mem_dqinfo *oinfo, int ex);
+
 
 void ocfs2_mark_lockres_freeing(struct ocfs2_lock_res *lockres);
 void ocfs2_simple_drop_lockres(struct ocfs2_super *osb,
                               struct ocfs2_lock_res *lockres);
 
 /* for the downconvert thread */
-void ocfs2_process_blocked_lock(struct ocfs2_super *osb,
-                               struct ocfs2_lock_res *lockres);
 void ocfs2_wake_downconvert_thread(struct ocfs2_super *osb);
 
 struct ocfs2_dlm_debug *ocfs2_new_dlm_debug(void);
 void ocfs2_put_dlm_debug(struct ocfs2_dlm_debug *dlm_debug);
 
+/* To set the locking protocol on module initialization */
+void ocfs2_set_locking_protocol(void);
 #endif /* DLMGLUE_H */