diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/timer.h | 38 | ||||
| -rw-r--r-- | include/trace/events/timer.h | 13 |
2 files changed, 22 insertions, 29 deletions
diff --git a/include/linux/timer.h b/include/linux/timer.h index 064ee24d3f38..4a0d52bc2073 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -14,27 +14,23 @@ struct timer_list { * All fields that change during normal runtime grouped to the * same cacheline */ - struct hlist_node entry; - unsigned long expires; - struct tvec_base *base; - - void (*function)(unsigned long); - unsigned long data; - - int slack; + struct hlist_node entry; + unsigned long expires; + void (*function)(unsigned long); + unsigned long data; + u32 flags; + int slack; #ifdef CONFIG_TIMER_STATS - int start_pid; - void *start_site; - char start_comm[16]; + int start_pid; + void *start_site; + char start_comm[16]; #endif #ifdef CONFIG_LOCKDEP - struct lockdep_map lockdep_map; + struct lockdep_map lockdep_map; #endif }; -extern struct tvec_base boot_tvec_bases; - #ifdef CONFIG_LOCKDEP /* * NB: because we have to copy the lockdep_map, setting the lockdep_map key @@ -49,9 +45,6 @@ extern struct tvec_base boot_tvec_bases; #endif /* - * Note that all tvec_bases are at least 4 byte aligned and lower two bits - * of base in timer_list is guaranteed to be zero. Use them for flags. - * * A deferrable timer will work normally when the system is busy, but * will not cause a CPU to come out of idle just to service it; instead, * the timer will be serviced when the CPU eventually wakes up with a @@ -65,17 +58,18 @@ extern struct tvec_base boot_tvec_bases; * workqueue locking issues. It's not meant for executing random crap * with interrupts disabled. Abuse is monitored! */ -#define TIMER_DEFERRABLE 0x1LU -#define TIMER_IRQSAFE 0x2LU - -#define TIMER_FLAG_MASK 0x3LU +#define TIMER_CPUMASK 0x0007FFFF +#define TIMER_MIGRATING 0x00080000 +#define TIMER_BASEMASK (TIMER_CPUMASK | TIMER_MIGRATING) +#define TIMER_DEFERRABLE 0x00100000 +#define TIMER_IRQSAFE 0x00200000 #define __TIMER_INITIALIZER(_function, _expires, _data, _flags) { \ .entry = { .next = TIMER_ENTRY_STATIC }, \ .function = (_function), \ .expires = (_expires), \ .data = (_data), \ - .base = (void *)((unsigned long)&boot_tvec_bases + (_flags)), \ + .flags = (_flags), \ .slack = -1, \ __TIMER_LOCKDEP_MAP_INITIALIZER( \ __FILE__ ":" __stringify(__LINE__)) \ diff --git a/include/trace/events/timer.h b/include/trace/events/timer.h index d7abef1fe6e0..073b9ac245ba 100644 --- a/include/trace/events/timer.h +++ b/include/trace/events/timer.h @@ -45,16 +45,16 @@ TRACE_EVENT(timer_start, TP_PROTO(struct timer_list *timer, unsigned long expires, - unsigned int deferrable), + unsigned int flags), - TP_ARGS(timer, expires, deferrable), + TP_ARGS(timer, expires, flags), TP_STRUCT__entry( __field( void *, timer ) __field( void *, function ) __field( unsigned long, expires ) __field( unsigned long, now ) - __field( unsigned int, deferrable ) + __field( unsigned int, flags ) ), TP_fast_assign( @@ -62,13 +62,12 @@ TRACE_EVENT(timer_start, __entry->function = timer->function; __entry->expires = expires; __entry->now = jiffies; - __entry->deferrable = deferrable; + __entry->flags = flags; ), - TP_printk("timer=%p function=%pf expires=%lu [timeout=%ld] defer=%c", + TP_printk("timer=%p function=%pf expires=%lu [timeout=%ld] flags=0x%08x", __entry->timer, __entry->function, __entry->expires, - (long)__entry->expires - __entry->now, - __entry->deferrable > 0 ? 'y':'n') + (long)__entry->expires - __entry->now, __entry->flags) ); /** |