X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Flinux%2Fprofile.h;h=ff576d1db67de07a090f40bcd93d75c71d879500;hb=49eaeb4bc4c901c327ee259c7768be20fd020a30;hp=acce53fd38b6484416ddc855996c0974bada2e81;hpb=946b92437e550d6ed80213bf54a1f383e141aede;p=linux-2.6-omap-h63xx.git diff --git a/include/linux/profile.h b/include/linux/profile.h index acce53fd38b..ff576d1db67 100644 --- a/include/linux/profile.h +++ b/include/linux/profile.h @@ -6,10 +6,16 @@ #include #include #include +#include + #include +extern int prof_on __read_mostly; + #define CPU_PROFILING 1 #define SCHED_PROFILING 2 +#define SLEEP_PROFILING 3 +#define KVM_PROFILING 4 struct proc_dir_entry; struct pt_regs; @@ -18,7 +24,24 @@ struct notifier_block; /* init basic kernel profiler */ void __init profile_init(void); void profile_tick(int); -void profile_hit(int, void *); + +/* + * Add multiple profiler hits to a given address: + */ +void profile_hits(int, void *ip, unsigned int nr_hits); + +/* + * Single profiler hit: + */ +static inline void profile_hit(int type, void *ip) +{ + /* + * Speedup for the common (no profiling enabled) case: + */ + if (unlikely(prof_on == type)) + profile_hits(type, ip, 1); +} + #ifdef CONFIG_PROC_FS void create_prof_cpu_mask(struct proc_dir_entry *); #else @@ -55,9 +78,6 @@ int profile_event_unregister(enum profile_type, struct notifier_block * n); int register_timer_hook(int (*hook)(struct pt_regs *)); void unregister_timer_hook(int (*hook)(struct pt_regs *)); -/* Timer based profiling hook */ -extern int (*timer_hook)(struct pt_regs *); - struct pt_regs; #else