From a6fa8e5a6172a5a5bc06ed04f34e50b36c978127 Mon Sep 17 00:00:00 2001 From: Pavel Machek Date: Wed, 30 Jan 2008 13:30:00 +0100 Subject: [PATCH] time: clean hungarian notation from timers Clean up hungarian notation from timer code. Signed-off-by: Pavel Machek Cc: john stultz Signed-off-by: Andrew Morton Signed-off-by: Ingo Molnar Signed-off-by: Thomas Gleixner --- include/linux/timer.h | 6 ++-- kernel/timer.c | 80 +++++++++++++++++++++---------------------- 2 files changed, 42 insertions(+), 44 deletions(-) diff --git a/include/linux/timer.h b/include/linux/timer.h index 78cf899b4409..de0e71359ede 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -5,7 +5,7 @@ #include #include -struct tvec_t_base_s; +struct tvec_base; struct timer_list { struct list_head entry; @@ -14,7 +14,7 @@ struct timer_list { void (*function)(unsigned long); unsigned long data; - struct tvec_t_base_s *base; + struct tvec_base *base; #ifdef CONFIG_TIMER_STATS void *start_site; char start_comm[16]; @@ -22,7 +22,7 @@ struct timer_list { #endif }; -extern struct tvec_t_base_s boot_tvec_bases; +extern struct tvec_base boot_tvec_bases; #define TIMER_INITIALIZER(_function, _expires, _data) { \ .function = (_function), \ diff --git a/kernel/timer.c b/kernel/timer.c index f739dfb539ce..aadfbc8367f5 100644 --- a/kernel/timer.c +++ b/kernel/timer.c @@ -58,59 +58,57 @@ EXPORT_SYMBOL(jiffies_64); #define TVN_MASK (TVN_SIZE - 1) #define TVR_MASK (TVR_SIZE - 1) -typedef struct tvec_s { +struct tvec { struct list_head vec[TVN_SIZE]; -} tvec_t; +}; -typedef struct tvec_root_s { +struct tvec_root { struct list_head vec[TVR_SIZE]; -} tvec_root_t; +}; -struct tvec_t_base_s { +struct tvec_base { spinlock_t lock; struct timer_list *running_timer; unsigned long timer_jiffies; - tvec_root_t tv1; - tvec_t tv2; - tvec_t tv3; - tvec_t tv4; - tvec_t tv5; + struct tvec_root tv1; + struct tvec tv2; + struct tvec tv3; + struct tvec tv4; + struct tvec tv5; } ____cacheline_aligned; -typedef struct tvec_t_base_s tvec_base_t; - -tvec_base_t boot_tvec_bases; +struct tvec_base boot_tvec_bases; EXPORT_SYMBOL(boot_tvec_bases); -static DEFINE_PER_CPU(tvec_base_t *, tvec_bases) = &boot_tvec_bases; +static DEFINE_PER_CPU(struct tvec_base *, tvec_bases) = &boot_tvec_bases; /* - * Note that all tvec_bases is 2 byte aligned and lower bit of + * Note that all tvec_bases are 2 byte aligned and lower bit of * base in timer_list is guaranteed to be zero. Use the LSB for * the new flag to indicate whether the timer is deferrable */ #define TBASE_DEFERRABLE_FLAG (0x1) /* Functions below help us manage 'deferrable' flag */ -static inline unsigned int tbase_get_deferrable(tvec_base_t *base) +static inline unsigned int tbase_get_deferrable(struct tvec_base *base) { return ((unsigned int)(unsigned long)base & TBASE_DEFERRABLE_FLAG); } -static inline tvec_base_t *tbase_get_base(tvec_base_t *base) +static inline struct tvec_base *tbase_get_base(struct tvec_base *base) { - return ((tvec_base_t *)((unsigned long)base & ~TBASE_DEFERRABLE_FLAG)); + return ((struct tvec_base *)((unsigned long)base & ~TBASE_DEFERRABLE_FLAG)); } static inline void timer_set_deferrable(struct timer_list *timer) { - timer->base = ((tvec_base_t *)((unsigned long)(timer->base) | + timer->base = ((struct tvec_base *)((unsigned long)(timer->base) | TBASE_DEFERRABLE_FLAG)); } static inline void -timer_set_base(struct timer_list *timer, tvec_base_t *new_base) +timer_set_base(struct timer_list *timer, struct tvec_base *new_base) { - timer->base = (tvec_base_t *)((unsigned long)(new_base) | + timer->base = (struct tvec_base *)((unsigned long)(new_base) | tbase_get_deferrable(timer->base)); } @@ -246,7 +244,7 @@ unsigned long round_jiffies_relative(unsigned long j) EXPORT_SYMBOL_GPL(round_jiffies_relative); -static inline void set_running_timer(tvec_base_t *base, +static inline void set_running_timer(struct tvec_base *base, struct timer_list *timer) { #ifdef CONFIG_SMP @@ -254,7 +252,7 @@ static inline void set_running_timer(tvec_base_t *base, #endif } -static void internal_add_timer(tvec_base_t *base, struct timer_list *timer) +static void internal_add_timer(struct tvec_base *base, struct timer_list *timer) { unsigned long expires = timer->expires; unsigned long idx = expires - base->timer_jiffies; @@ -371,14 +369,14 @@ static inline void detach_timer(struct timer_list *timer, * possible to set timer->base = NULL and drop the lock: the timer remains * locked. */ -static tvec_base_t *lock_timer_base(struct timer_list *timer, +static struct tvec_base *lock_timer_base(struct timer_list *timer, unsigned long *flags) __acquires(timer->base->lock) { - tvec_base_t *base; + struct tvec_base *base; for (;;) { - tvec_base_t *prelock_base = timer->base; + struct tvec_base *prelock_base = timer->base; base = tbase_get_base(prelock_base); if (likely(base != NULL)) { spin_lock_irqsave(&base->lock, *flags); @@ -393,7 +391,7 @@ static tvec_base_t *lock_timer_base(struct timer_list *timer, int __mod_timer(struct timer_list *timer, unsigned long expires) { - tvec_base_t *base, *new_base; + struct tvec_base *base, *new_base; unsigned long flags; int ret = 0; @@ -445,7 +443,7 @@ EXPORT_SYMBOL(__mod_timer); */ void add_timer_on(struct timer_list *timer, int cpu) { - tvec_base_t *base = per_cpu(tvec_bases, cpu); + struct tvec_base *base = per_cpu(tvec_bases, cpu); unsigned long flags; timer_stats_timer_set_start_info(timer); @@ -508,7 +506,7 @@ EXPORT_SYMBOL(mod_timer); */ int del_timer(struct timer_list *timer) { - tvec_base_t *base; + struct tvec_base *base; unsigned long flags; int ret = 0; @@ -539,7 +537,7 @@ EXPORT_SYMBOL(del_timer); */ int try_to_del_timer_sync(struct timer_list *timer) { - tvec_base_t *base; + struct tvec_base *base; unsigned long flags; int ret = -1; @@ -591,7 +589,7 @@ int del_timer_sync(struct timer_list *timer) EXPORT_SYMBOL(del_timer_sync); #endif -static int cascade(tvec_base_t *base, tvec_t *tv, int index) +static int cascade(struct tvec_base *base, struct tvec *tv, int index) { /* cascade all the timers from tv up one level */ struct timer_list *timer, *tmp; @@ -620,7 +618,7 @@ static int cascade(tvec_base_t *base, tvec_t *tv, int index) * This function cascades all vectors and executes all expired timer * vectors. */ -static inline void __run_timers(tvec_base_t *base) +static inline void __run_timers(struct tvec_base *base) { struct timer_list *timer; @@ -678,13 +676,13 @@ static inline void __run_timers(tvec_base_t *base) * is used on S/390 to stop all activity when a cpus is idle. * This functions needs to be called disabled. */ -static unsigned long __next_timer_interrupt(tvec_base_t *base) +static unsigned long __next_timer_interrupt(struct tvec_base *base) { unsigned long timer_jiffies = base->timer_jiffies; unsigned long expires = timer_jiffies + NEXT_TIMER_MAX_DELTA; int index, slot, array, found = 0; struct timer_list *nte; - tvec_t *varray[4]; + struct tvec *varray[4]; /* Look for timer events in tv1. */ index = slot = timer_jiffies & TVR_MASK; @@ -716,7 +714,7 @@ cascade: varray[3] = &base->tv5; for (array = 0; array < 4; array++) { - tvec_t *varp = varray[array]; + struct tvec *varp = varray[array]; index = slot = timer_jiffies & TVN_MASK; do { @@ -795,7 +793,7 @@ static unsigned long cmp_next_hrtimer_event(unsigned long now, */ unsigned long get_next_timer_interrupt(unsigned long now) { - tvec_base_t *base = __get_cpu_var(tvec_bases); + struct tvec_base *base = __get_cpu_var(tvec_bases); unsigned long expires; spin_lock(&base->lock); @@ -894,7 +892,7 @@ static inline void calc_load(unsigned long ticks) */ static void run_timer_softirq(struct softirq_action *h) { - tvec_base_t *base = __get_cpu_var(tvec_bases); + struct tvec_base *base = __get_cpu_var(tvec_bases); hrtimer_run_pending(); @@ -1223,7 +1221,7 @@ static struct lock_class_key base_lock_keys[NR_CPUS]; static int __cpuinit init_timers_cpu(int cpu) { int j; - tvec_base_t *base; + struct tvec_base *base; static char __cpuinitdata tvec_base_done[NR_CPUS]; if (!tvec_base_done[cpu]) { @@ -1278,7 +1276,7 @@ static int __cpuinit init_timers_cpu(int cpu) } #ifdef CONFIG_HOTPLUG_CPU -static void migrate_timer_list(tvec_base_t *new_base, struct list_head *head) +static void migrate_timer_list(struct tvec_base *new_base, struct list_head *head) { struct timer_list *timer; @@ -1292,8 +1290,8 @@ static void migrate_timer_list(tvec_base_t *new_base, struct list_head *head) static void __cpuinit migrate_timers(int cpu) { - tvec_base_t *old_base; - tvec_base_t *new_base; + struct tvec_base *old_base; + struct tvec_base *new_base; int i; BUG_ON(cpu_online(cpu)); -- 2.30.2