Merge tag 'timers-conversion-next5' of git://git.kernel.org/pub/scm/l…

…inux/kernel/git/kees/linux into timers/core

Pull the 5th batch of timer conversions from Kees Cook

 - qla2xxx patches have passed testing
 - ipvs patches have been Acked
 - prepare for more tree-wide DEFINE_TIMER() changes

drivers/scsi/qla2xxx/qla_gbl.h

@@ -206,8 +206,8 @@ int qla24xx_async_abort_cmd(srb_t *);
  */
 extern struct scsi_host_template qla2xxx_driver_template;
 extern struct scsi_transport_template *qla2xxx_transport_vport_template;
-extern void qla2x00_timer(scsi_qla_host_t *);
-extern void qla2x00_start_timer(scsi_qla_host_t *, void *, unsigned long);
+extern void qla2x00_timer(struct timer_list *);
+extern void qla2x00_start_timer(scsi_qla_host_t *, unsigned long);
 extern void qla24xx_deallocate_vp_id(scsi_qla_host_t *);
 extern int qla24xx_disable_vp (scsi_qla_host_t *);
 extern int qla24xx_enable_vp (scsi_qla_host_t *);
@@ -753,7 +753,7 @@ extern int qla82xx_restart_isp(scsi_qla_host_t *);
 /* IOCB related functions */
 extern int qla82xx_start_scsi(srb_t *);
 extern void qla2x00_sp_free(void *);
-extern void qla2x00_sp_timeout(unsigned long);
+extern void qla2x00_sp_timeout(struct timer_list *);
 extern void qla2x00_bsg_job_done(void *, int);
 extern void qla2x00_bsg_sp_free(void *);
 extern void qla2x00_start_iocbs(struct scsi_qla_host *, struct req_que *);

drivers/scsi/qla2xxx/qla_init.c

@@ -45,9 +45,9 @@ static void qla24xx_handle_prli_done_event(struct scsi_qla_host *,
 /* SRB Extensions ---------------------------------------------------------- */
 
 void
-qla2x00_sp_timeout(unsigned long __data)
+qla2x00_sp_timeout(struct timer_list *t)
 {
-	srb_t *sp = (srb_t *)__data;
+	srb_t *sp = from_timer(sp, t, u.iocb_cmd.timer);
 	struct srb_iocb *iocb;
 	scsi_qla_host_t *vha = sp->vha;
 	struct req_que *req;

drivers/scsi/qla2xxx/qla_inline.h

@@ -269,10 +269,8 @@ qla2x00_rel_sp(srb_t *sp)
 static inline void
 qla2x00_init_timer(srb_t *sp, unsigned long tmo)
 {
-	init_timer(&sp->u.iocb_cmd.timer);
+	timer_setup(&sp->u.iocb_cmd.timer, qla2x00_sp_timeout, 0);
 	sp->u.iocb_cmd.timer.expires = jiffies + tmo * HZ;
-	sp->u.iocb_cmd.timer.data = (unsigned long)sp;
-	sp->u.iocb_cmd.timer.function = qla2x00_sp_timeout;
 	add_timer(&sp->u.iocb_cmd.timer);
 	sp->free = qla2x00_sp_free;
 	if (IS_QLAFX00(sp->vha->hw) && (sp->type == SRB_FXIOCB_DCMD))

drivers/scsi/qla2xxx/qla_mid.c

@@ -487,7 +487,7 @@ qla24xx_create_vhost(struct fc_vport *fc_vport)
 	atomic_set(&vha->loop_state, LOOP_DOWN);
 	atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
 
-	qla2x00_start_timer(vha, qla2x00_timer, WATCH_INTERVAL);
+	qla2x00_start_timer(vha, WATCH_INTERVAL);
 
 	vha->req = base_vha->req;
 	host->can_queue = base_vha->req->length + 128;

drivers/scsi/qla2xxx/qla_os.c

@@ -330,12 +330,10 @@ struct scsi_transport_template *qla2xxx_transport_vport_template = NULL;
  */
 
 __inline__ void
-qla2x00_start_timer(scsi_qla_host_t *vha, void *func, unsigned long interval)
+qla2x00_start_timer(scsi_qla_host_t *vha, unsigned long interval)
 {
-	init_timer(&vha->timer);
+	timer_setup(&vha->timer, qla2x00_timer, 0);
 	vha->timer.expires = jiffies + interval * HZ;
-	vha->timer.data = (unsigned long)vha;
-	vha->timer.function = (void (*)(unsigned long))func;
 	add_timer(&vha->timer);
 	vha->timer_active = 1;
 }
@@ -3245,7 +3243,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	base_vha->host->irq = ha->pdev->irq;
 
 	/* Initialized the timer */
-	qla2x00_start_timer(base_vha, qla2x00_timer, WATCH_INTERVAL);
+	qla2x00_start_timer(base_vha, WATCH_INTERVAL);
 	ql_dbg(ql_dbg_init, base_vha, 0x00ef,
 	    "Started qla2x00_timer with "
 	    "interval=%d.\n", WATCH_INTERVAL);
@@ -5994,8 +5992,9 @@ qla2x00_rst_aen(scsi_qla_host_t *vha)
 * Context: Interrupt
 ***************************************************************************/
 void
-qla2x00_timer(scsi_qla_host_t *vha)
+qla2x00_timer(struct timer_list *t)
 {
+	scsi_qla_host_t *vha = from_timer(vha, t, timer);
 	unsigned long	cpu_flags = 0;
 	int		start_dpc = 0;
 	int		index;

include/linux/timer.h

@@ -63,6 +63,9 @@ struct timer_list {
 
 #define TIMER_TRACE_FLAGMASK	(TIMER_MIGRATING | TIMER_DEFERRABLE | TIMER_PINNED | TIMER_IRQSAFE)
 
+#define TIMER_DATA_TYPE		unsigned long
+#define TIMER_FUNC_TYPE		void (*)(TIMER_DATA_TYPE)
+
 #define __TIMER_INITIALIZER(_function, _data, _flags) {		\
 		.entry = { .next = TIMER_ENTRY_STATIC },	\
 		.function = (_function),			\
@@ -74,7 +77,7 @@ struct timer_list {
 
 #define DEFINE_TIMER(_name, _function)				\
 	struct timer_list _name =				\
-		__TIMER_INITIALIZER(_function, 0, 0)
+		__TIMER_INITIALIZER((TIMER_FUNC_TYPE)_function, 0, 0)
 
 void init_timer_key(struct timer_list *timer, unsigned int flags,
 		    const char *name, struct lock_class_key *key);
@@ -147,9 +150,6 @@ static inline void init_timer_on_stack_key(struct timer_list *timer,
 #define setup_pinned_deferrable_timer_on_stack(timer, fn, data)		\
 	__setup_timer_on_stack((timer), (fn), (data), TIMER_DEFERRABLE | TIMER_PINNED)
 
-#define TIMER_DATA_TYPE		unsigned long
-#define TIMER_FUNC_TYPE		void (*)(TIMER_DATA_TYPE)
-
 #ifndef CONFIG_LOCKDEP
 static inline void timer_setup(struct timer_list *timer,
 			       void (*callback)(struct timer_list *),

net/netfilter/ipvs/ip_vs_conn.c

@@ -104,7 +104,7 @@ static inline void ct_write_unlock_bh(unsigned int key)
 	spin_unlock_bh(&__ip_vs_conntbl_lock_array[key&CT_LOCKARRAY_MASK].l);
 }
 
-static void ip_vs_conn_expire(unsigned long data);
+static void ip_vs_conn_expire(struct timer_list *t);
 
 /*
  *	Returns hash value for IPVS connection entry
@@ -457,7 +457,7 @@ EXPORT_SYMBOL_GPL(ip_vs_conn_out_get_proto);
 static void __ip_vs_conn_put_notimer(struct ip_vs_conn *cp)
 {
 	__ip_vs_conn_put(cp);
-	ip_vs_conn_expire((unsigned long)cp);
+	ip_vs_conn_expire(&cp->timer);
 }
 
 /*
@@ -817,9 +817,9 @@ static void ip_vs_conn_rcu_free(struct rcu_head *head)
 	kmem_cache_free(ip_vs_conn_cachep, cp);
 }
 
-static void ip_vs_conn_expire(unsigned long data)
+static void ip_vs_conn_expire(struct timer_list *t)
 {
-	struct ip_vs_conn *cp = (struct ip_vs_conn *)data;
+	struct ip_vs_conn *cp = from_timer(cp, t, timer);
 	struct netns_ipvs *ipvs = cp->ipvs;
 
 	/*
@@ -909,7 +909,7 @@ ip_vs_conn_new(const struct ip_vs_conn_param *p, int dest_af,
 	}
 
 	INIT_HLIST_NODE(&cp->c_list);
-	setup_timer(&cp->timer, ip_vs_conn_expire, (unsigned long)cp);
+	timer_setup(&cp->timer, ip_vs_conn_expire, 0);
 	cp->ipvs	   = ipvs;
 	cp->af		   = p->af;
 	cp->daf		   = dest_af;

net/netfilter/ipvs/ip_vs_ctl.c

@@ -1146,9 +1146,9 @@ ip_vs_del_dest(struct ip_vs_service *svc, struct ip_vs_dest_user_kern *udest)
 	return 0;
 }
 
-static void ip_vs_dest_trash_expire(unsigned long data)
+static void ip_vs_dest_trash_expire(struct timer_list *t)
 {
-	struct netns_ipvs *ipvs = (struct netns_ipvs *)data;
+	struct netns_ipvs *ipvs = from_timer(ipvs, t, dest_trash_timer);
 	struct ip_vs_dest *dest, *next;
 	unsigned long now = jiffies;
 
@@ -4019,8 +4019,7 @@ int __net_init ip_vs_control_net_init(struct netns_ipvs *ipvs)
 
 	INIT_LIST_HEAD(&ipvs->dest_trash);
 	spin_lock_init(&ipvs->dest_trash_lock);
-	setup_timer(&ipvs->dest_trash_timer, ip_vs_dest_trash_expire,
-		    (unsigned long) ipvs);
+	timer_setup(&ipvs->dest_trash_timer, ip_vs_dest_trash_expire, 0);
 	atomic_set(&ipvs->ftpsvc_counter, 0);
 	atomic_set(&ipvs->nullsvc_counter, 0);
 	atomic_set(&ipvs->conn_out_counter, 0);

net/netfilter/ipvs/ip_vs_est.c

@@ -97,12 +97,12 @@ static void ip_vs_read_cpu_stats(struct ip_vs_kstats *sum,
 }
 
 
-static void estimation_timer(unsigned long arg)
+static void estimation_timer(struct timer_list *t)
 {
 	struct ip_vs_estimator *e;
 	struct ip_vs_stats *s;
 	u64 rate;
-	struct netns_ipvs *ipvs = (struct netns_ipvs *)arg;
+	struct netns_ipvs *ipvs = from_timer(ipvs, t, est_timer);
 
 	spin_lock(&ipvs->est_lock);
 	list_for_each_entry(e, &ipvs->est_list, list) {
@@ -192,7 +192,7 @@ int __net_init ip_vs_estimator_net_init(struct netns_ipvs *ipvs)
 {
 	INIT_LIST_HEAD(&ipvs->est_list);
 	spin_lock_init(&ipvs->est_lock);
-	setup_timer(&ipvs->est_timer, estimation_timer, (unsigned long)ipvs);
+	timer_setup(&ipvs->est_timer, estimation_timer, 0);
 	mod_timer(&ipvs->est_timer, jiffies + 2 * HZ);
 	return 0;
 }

net/netfilter/ipvs/ip_vs_lblc.c

@@ -106,6 +106,7 @@ struct ip_vs_lblc_table {
 	struct rcu_head		rcu_head;
 	struct hlist_head	bucket[IP_VS_LBLC_TAB_SIZE];  /* hash bucket */
 	struct timer_list       periodic_timer; /* collect stale entries */
+	struct ip_vs_service	*svc;		/* pointer back to service */
 	atomic_t                entries;        /* number of entries */
 	int                     max_size;       /* maximum size of entries */
 	int                     rover;          /* rover for expire check */
@@ -294,10 +295,10 @@ static inline void ip_vs_lblc_full_check(struct ip_vs_service *svc)
  *             of the table.
  *      The full expiration check is for this purpose now.
  */
-static void ip_vs_lblc_check_expire(unsigned long data)
+static void ip_vs_lblc_check_expire(struct timer_list *t)
 {
-	struct ip_vs_service *svc = (struct ip_vs_service *) data;
-	struct ip_vs_lblc_table *tbl = svc->sched_data;
+	struct ip_vs_lblc_table *tbl = from_timer(tbl, t, periodic_timer);
+	struct ip_vs_service *svc = tbl->svc;
 	unsigned long now = jiffies;
 	int goal;
 	int i, j;
@@ -369,12 +370,12 @@ static int ip_vs_lblc_init_svc(struct ip_vs_service *svc)
 	tbl->rover = 0;
 	tbl->counter = 1;
 	tbl->dead = 0;
+	tbl->svc = svc;
 
 	/*
 	 *    Hook periodic timer for garbage collection
 	 */
-	setup_timer(&tbl->periodic_timer, ip_vs_lblc_check_expire,
-			(unsigned long)svc);
+	timer_setup(&tbl->periodic_timer, ip_vs_lblc_check_expire, 0);
 	mod_timer(&tbl->periodic_timer, jiffies + CHECK_EXPIRE_INTERVAL);
 
 	return 0;

net/netfilter/ipvs/ip_vs_lblcr.c

@@ -278,6 +278,7 @@ struct ip_vs_lblcr_table {
 	atomic_t                entries;        /* number of entries */
 	int                     max_size;       /* maximum size of entries */
 	struct timer_list       periodic_timer; /* collect stale entries */
+	struct ip_vs_service	*svc;		/* pointer back to service */
 	int                     rover;          /* rover for expire check */
 	int                     counter;        /* counter for no expire */
 	bool			dead;
@@ -458,10 +459,10 @@ static inline void ip_vs_lblcr_full_check(struct ip_vs_service *svc)
  *             of the table.
  *      The full expiration check is for this purpose now.
  */
-static void ip_vs_lblcr_check_expire(unsigned long data)
+static void ip_vs_lblcr_check_expire(struct timer_list *t)
 {
-	struct ip_vs_service *svc = (struct ip_vs_service *) data;
-	struct ip_vs_lblcr_table *tbl = svc->sched_data;
+	struct ip_vs_lblcr_table *tbl = from_timer(tbl, t, periodic_timer);
+	struct ip_vs_service *svc = tbl->svc;
 	unsigned long now = jiffies;
 	int goal;
 	int i, j;
@@ -532,12 +533,12 @@ static int ip_vs_lblcr_init_svc(struct ip_vs_service *svc)
 	tbl->rover = 0;
 	tbl->counter = 1;
 	tbl->dead = 0;
+	tbl->svc = svc;
 
 	/*
 	 *    Hook periodic timer for garbage collection
 	 */
-	setup_timer(&tbl->periodic_timer, ip_vs_lblcr_check_expire,
-			(unsigned long)svc);
+	timer_setup(&tbl->periodic_timer, ip_vs_lblcr_check_expire, 0);
 	mod_timer(&tbl->periodic_timer, jiffies + CHECK_EXPIRE_INTERVAL);
 
 	return 0;