diff options
Diffstat (limited to 'include/linux/sched.h')
| -rw-r--r-- | include/linux/sched.h | 27 |
1 files changed, 0 insertions, 27 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index 5c48190..78adf7a 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -71,31 +71,6 @@ struct blk_plug; struct filename; struct nameidata; -/* - * These are the constant used to fake the fixed-point load-average - * counting. Some notes: - * - 11 bit fractions expand to 22 bits by the multiplies: this gives - * a load-average precision of 10 bits integer + 11 bits fractional - * - if you want to count load-averages more often, you need more - * precision, or rounding will get you. With 2-second counting freq, - * the EXP_n values would be 1981, 2034 and 2043 if still using only - * 11 bit fractions. - */ -extern unsigned long avenrun[]; /* Load averages */ -extern void get_avenrun(unsigned long *loads, unsigned long offset, int shift); - -#define FSHIFT 11 /* nr of bits of precision */ -#define FIXED_1 (1<<FSHIFT) /* 1.0 as fixed-point */ -#define LOAD_FREQ (5*HZ+1) /* 5 sec intervals */ -#define EXP_1 1884 /* 1/exp(5sec/1min) as fixed-point */ -#define EXP_5 2014 /* 1/exp(5sec/5min) */ -#define EXP_15 2037 /* 1/exp(5sec/15min) */ - -#define CALC_LOAD(load,exp,n) \ - load *= exp; \ - load += n*(FIXED_1-exp); \ - load >>= FSHIFT; - extern unsigned long total_forks; extern int nr_threads; DECLARE_PER_CPU(unsigned long, process_counts); @@ -106,8 +81,6 @@ extern unsigned long nr_iowait(void); extern unsigned long nr_iowait_cpu(int cpu); extern void get_iowait_load(unsigned long *nr_waiters, unsigned long *load); -extern void calc_global_load(unsigned long ticks); - #if defined(CONFIG_SMP) && defined(CONFIG_NO_HZ_COMMON) extern void cpu_load_update_nohz_start(void); extern void cpu_load_update_nohz_stop(void); |
