X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Fquota%2Fqsd_internal.h;h=18fc0c6ea2e928139b07de23d72bb0b42d5e8c71;hp=a518f4a8fa817adf1f23ce9cd0ef80373f41ef96;hb=1a7720934dfb3105afd2f025c953bea2167d4e5d;hpb=1b2547843817b4b7adbeb87ea9b070d9cac35c90;ds=sidebyside

diff --git a/lustre/quota/qsd_internal.h b/lustre/quota/qsd_internal.h
index a518f4a..18fc0c6 100644
--- a/lustre/quota/qsd_internal.h
+++ b/lustre/quota/qsd_internal.h
@@ -21,7 +21,7 @@
  * GPL HEADER END
  */
 /*
- * Copyright (c) 2012, 2013, Intel Corporation.
+ * Copyright (c) 2012, 2014, Intel Corporation.
  * Use is subject to license terms.
  */
 
@@ -33,6 +33,8 @@
 struct qsd_type_info;
 struct qsd_fsinfo;
 
+extern struct kmem_cache *upd_kmem;
+
 /*
  * A QSD instance implements quota enforcement support for a given OSD.
  * The instance can be created via qsd_init() and then freed with qsd_fini().
@@ -45,15 +47,12 @@ struct qsd_instance {
 	/* name of service which created this qsd instance */
 	char			 qsd_svname[MAX_OBD_NAME];
 
-	/* pool ID is always 0 for now */
-	int			 qsd_pool_id;
-
 	/* dt_device associated with this qsd instance */
 	struct dt_device	*qsd_dev;
 
 	/* procfs directory where information related to the underlying slaves
 	 * are exported */
-	cfs_proc_dir_entry_t	*qsd_proc;
+	struct proc_dir_entry	*qsd_proc;
 
 	/* export used for the connection to quota master */
 	struct obd_export	*qsd_exp;
@@ -70,16 +69,16 @@ struct qsd_instance {
 	 *
 	 * This will have to be revisited if new quota types are added in the
 	 * future. For the time being, we can just use an array. */
-	struct qsd_qtype_info	*qsd_type_array[MAXQUOTAS];
+	struct qsd_qtype_info	*qsd_type_array[LL_MAXQUOTAS];
 
 	/* per-filesystem quota information */
 	struct qsd_fsinfo	*qsd_fsinfo;
 
 	/* link into qfs_qsd_list of qfs_fsinfo */
-	cfs_list_t		 qsd_link;
+	struct list_head	 qsd_link;
 
 	/* list of lqe entry which might need quota space adjustment */
-	cfs_list_t		 qsd_adjust_list;
+	struct list_head	 qsd_adjust_list;
 
 	/* lock protecting adjust list */
 	spinlock_t		 qsd_adjust_lock;
@@ -88,7 +87,7 @@ struct qsd_instance {
 	struct ptlrpc_thread	 qsd_upd_thread;
 
 	/* list of update tasks */
-	cfs_list_t		 qsd_upd_list;
+	struct list_head	 qsd_upd_list;
 
 	/* r/w spinlock protecting:
 	 * - the state flags
@@ -107,14 +106,13 @@ struct qsd_instance {
 	 * enforced here (via procfs) */
 	int			 qsd_timeout;
 
-	unsigned long		 qsd_is_md:1,    /* managing quota for mdt */
-				 qsd_started:1,  /* instance is now started */
-				 qsd_prepared:1, /* qsd_prepare() successfully
+	unsigned long		qsd_is_md:1,    /* managing quota for mdt */
+				qsd_started:1,  /* instance is now started */
+				qsd_prepared:1, /* qsd_prepare() successfully
 						  * called */
-				 qsd_exp_valid:1,/* qsd_exp is now valid */
-				 qsd_stopping:1, /* qsd_instance is stopping */
-				 qsd_acct_failed:1; /* failed to set up acct
-						     * for one quota type */
+				qsd_exp_valid:1,/* qsd_exp is now valid */
+				qsd_stopping:1; /* qsd_instance is stopping */
+
 };
 
 /*
@@ -124,7 +122,7 @@ struct qsd_instance {
  */
 struct qsd_qtype_info {
 	/* reference count incremented by each user of this structure */
-	cfs_atomic_t		 qqi_ref;
+	atomic_t		 qqi_ref;
 
 	/* quota type, either USRQUOTA or GRPQUOTA
 	 * immutable after creation. */
@@ -163,20 +161,26 @@ struct qsd_qtype_info {
 	struct lprocfs_stats	*qqi_stats;
 
 	/* deferred update for the global index copy */
-	cfs_list_t		 qqi_deferred_glb;
+	struct list_head	 qqi_deferred_glb;
 	/* deferred update for the slave index copy */
-	cfs_list_t		 qqi_deferred_slv;
+	struct list_head	 qqi_deferred_slv;
 
 	/* Various flags representing the current state of the slave for this
 	 * quota type. */
-	unsigned long		 qqi_glb_uptodate:1, /* global index uptodate
+	unsigned long		qqi_glb_uptodate:1, /* global index uptodate
 							with master */
-				 qqi_slv_uptodate:1, /* slave index uptodate
+				qqi_slv_uptodate:1, /* slave index uptodate
 							with master */
-				 qqi_reint:1;    /* in reintegration or not */
+				qqi_reint:1,    /* in reintegration or not */
+				qqi_acct_failed:1; /* failed to setup acct */
 
 	/* A list of references to this instance, for debugging */
-	struct lu_ref		 qqi_reference;
+	struct lu_ref		qqi_reference;
+
+	/* default quota setting*/
+	__u64			qqi_default_hardlimit;
+	__u64			qqi_default_softlimit;
+	__u64			qqi_default_gracetime;
 };
 
 /*
@@ -191,11 +195,11 @@ struct qsd_fsinfo {
 	unsigned int		qfs_enabled[LQUOTA_NR_RES];
 
 	/* list of all qsd_instance for this fs */
-	cfs_list_t		qfs_qsd_list;
-	struct semaphore	qfs_sem;
+	struct list_head	qfs_qsd_list;
+	struct mutex		qfs_mutex;
 
 	/* link to the global quota fsinfo list.  */
-	cfs_list_t		qfs_link;
+	struct list_head	qfs_link;
 
 	/* reference count */
 	int			qfs_ref;
@@ -215,20 +219,20 @@ static inline struct qsd_qtype_info *lqe2qqi(struct lquota_entry *lqe)
 /* qqi_getref/putref is used to track users of a qqi structure  */
 static inline void qqi_getref(struct qsd_qtype_info *qqi)
 {
-	cfs_atomic_inc(&qqi->qqi_ref);
+	atomic_inc(&qqi->qqi_ref);
 }
 
 static inline void qqi_putref(struct qsd_qtype_info *qqi)
 {
-	LASSERT(cfs_atomic_read(&qqi->qqi_ref) > 0);
-	cfs_atomic_dec(&qqi->qqi_ref);
+	LASSERT(atomic_read(&qqi->qqi_ref) > 0);
+	atomic_dec(&qqi->qqi_ref);
 }
 
 #define QSD_RES_TYPE(qsd) ((qsd)->qsd_is_md ? LQUOTA_RES_MD : LQUOTA_RES_DT)
 
 /* udpate record for slave & global index copy */
 struct qsd_upd_rec {
-	cfs_list_t		qur_link; /* link into qsd_upd_list */
+	struct list_head	qur_link; /* link into qsd_upd_list */
 	union lquota_id		qur_qid;
 	union lquota_rec	qur_rec;
 	struct qsd_qtype_info  *qur_qqi;
@@ -260,15 +264,7 @@ extern struct lu_context_key qsd_thread_key;
 static inline
 struct qsd_thread_info *qsd_info(const struct lu_env *env)
 {
-	struct qsd_thread_info *info;
-
-	info = lu_context_key_get(&env->le_ctx, &qsd_thread_key);
-	if (info == NULL) {
-		lu_env_refill((struct lu_env *)env);
-		info = lu_context_key_get(&env->le_ctx, &qsd_thread_key);
-	}
-	LASSERT(info);
-	return info;
+	return lu_env_info(env, &qsd_thread_key);
 }
 
 /* helper function to check whether a given quota type is enabled */
@@ -277,7 +273,7 @@ static inline int qsd_type_enabled(struct qsd_instance *qsd, int type)
 	int	enabled, pool;
 
 	LASSERT(qsd != NULL);
-	LASSERT(type < MAXQUOTAS);
+	LASSERT(type < LL_MAXQUOTAS);
 
 	if (qsd->qsd_fsinfo == NULL)
 		return 0;
@@ -317,6 +313,14 @@ static inline void qsd_set_qunit(struct lquota_entry *lqe, __u64 qunit)
 	lqe->lqe_nopreacq = false;
 }
 
+/* helper function to set/clear edquot flag */
+static inline void qsd_set_edquot(struct lquota_entry *lqe, bool edquot)
+{
+	lqe->lqe_edquot = edquot;
+	if (edquot)
+		lqe->lqe_edquot_time = ktime_get_seconds();
+}
+
 #define QSD_WB_INTERVAL	60 /* 60 seconds */
 
 /* helper function calculating how long a service thread should be waiting for
@@ -341,6 +345,8 @@ int qsd_write_version(const struct lu_env *, struct qsd_qtype_info *,
 /* qsd_lock.c */
 extern struct ldlm_enqueue_info qsd_glb_einfo;
 extern struct ldlm_enqueue_info qsd_id_einfo;
+void qsd_update_default_quota(struct qsd_qtype_info *qqi, __u64 hardlimit,
+			      __u64 softlimit, __u64 gracetime);
 int qsd_id_lock_match(struct lustre_handle *, struct lustre_handle *);
 int qsd_id_lock_cancel(const struct lu_env *, struct lquota_entry *);
 
@@ -371,6 +377,7 @@ void qsd_upd_schedule(struct qsd_qtype_info *, struct lquota_entry *,
 /* qsd_config.c */
 struct qsd_fsinfo *qsd_get_fsinfo(char *, bool);
 void qsd_put_fsinfo(struct qsd_fsinfo *);
+int qsd_config(char *valstr, char *fsname, int pool);
 int qsd_process_config(struct lustre_cfg *);
 
 /* qsd_handler.c */