 d944c4eebc
			
		
	
	
	d944c4eebc
	
	
	
		
			
			Combine all definitions into a common tools/include/linux/types.h and kill the wild growth elsewhere. Move DECLARE_BITMAP to its proper bitmap.h header. Signed-off-by: Borislav Petkov <bp@suse.de> Acked-by: Rusty Russell <rusty@rustcorp.com.au> Link: http://lkml.kernel.org/n/tip-azczs7qcv6h9xek9od10hiv2@git.kernel.org Signed-off-by: Jiri Olsa <jolsa@kernel.org>
		
			
				
	
	
		
			25 lines
		
	
	
	
		
			476 B
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			25 lines
		
	
	
	
		
			476 B
			
		
	
	
	
		
			C
		
	
	
	
	
	
| #ifndef __PERF_STATS_H
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| #define __PERF_STATS_H
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| 
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| #include <linux/types.h>
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| 
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| struct stats
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| {
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| 	double n, mean, M2;
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| 	u64 max, min;
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| };
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| 
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| void update_stats(struct stats *stats, u64 val);
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| double avg_stats(struct stats *stats);
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| double stddev_stats(struct stats *stats);
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| double rel_stddev_stats(double stddev, double avg);
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| 
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| static inline void init_stats(struct stats *stats)
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| {
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| 	stats->n    = 0.0;
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| 	stats->mean = 0.0;
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| 	stats->M2   = 0.0;
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| 	stats->min  = (u64) -1;
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| 	stats->max  = 0;
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| }
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| #endif
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