20 #ifndef _COBALT_KERNEL_STAT_H
21 #define _COBALT_KERNEL_STAT_H
23 #include <cobalt/kernel/clock.h>
30 #ifdef CONFIG_XENO_OPT_STATS
32 typedef struct xnstat_exectime {
40 #define xnstat_percpu_data raw_cpu_ptr(nktimer.stats)
44 #define xnstat_exectime_now() xnclock_core_read_raw()
47 #define xnstat_exectime_update(sched, date) \
49 (sched)->current_account->total += \
50 date - (sched)->last_account_switch; \
51 (sched)->last_account_switch = date; \
58 #define xnstat_exectime_set_current(sched, new_account) \
60 xnstat_exectime_t *__prev; \
61 __prev = (xnstat_exectime_t *)atomic_long_xchg(&(sched)->current_account, (long)(new_account)); \
66 #define xnstat_exectime_get_current(sched) ((sched)->current_account)
70 #define xnstat_exectime_finalize(sched, new_account) \
72 (sched)->last_account_switch = xnclock_core_read_raw(); \
73 (sched)->current_account = (new_account); \
77 #define xnstat_exectime_get_start(account) ((account)->start)
78 #define xnstat_exectime_get_total(account) ((account)->total)
81 #define xnstat_exectime_get_last_switch(sched) ((sched)->last_account_switch)
85 #define xnstat_exectime_reset_stats(stat) \
88 (stat)->start = xnclock_core_read_raw(); \
92 typedef struct xnstat_counter {
93 unsigned long counter;
96 static inline unsigned long xnstat_counter_inc(xnstat_counter_t *c)
101 static inline unsigned long xnstat_counter_get(xnstat_counter_t *c)
106 static inline void xnstat_counter_set(xnstat_counter_t *c,
unsigned long value)
112 typedef struct xnstat_exectime {
115 #define xnstat_percpu_data NULL
116 #define xnstat_exectime_now() ({ 0; })
117 #define xnstat_exectime_update(sched, date) do { } while (0)
118 #define xnstat_exectime_set_current(sched, new_account) ({ (void)sched; NULL; })
119 #define xnstat_exectime_get_current(sched) ({ (void)sched; NULL; })
120 #define xnstat_exectime_finalize(sched, new_account) do { } while (0)
121 #define xnstat_exectime_get_start(account) ({ 0; })
122 #define xnstat_exectime_get_total(account) ({ 0; })
123 #define xnstat_exectime_get_last_switch(sched) ({ 0; })
124 #define xnstat_exectime_reset_stats(account) do { } while (0)
126 typedef struct xnstat_counter {
129 #define xnstat_counter_inc(c) ({ do { } while(0); 0; })
130 #define xnstat_counter_get(c) ({ 0; })
131 #define xnstat_counter_set(c, value) do { } while (0)
136 #define xnstat_exectime_switch(sched, new_account) \
138 xnstat_exectime_update(sched, xnstat_exectime_now()); \
139 xnstat_exectime_set_current(sched, new_account); \
144 #define xnstat_exectime_lazy_switch(sched, new_account, date) \
146 xnstat_exectime_update(sched, date); \
147 xnstat_exectime_set_current(sched, new_account); \