26 lines
		
	
	
		
			739 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			26 lines
		
	
	
		
			739 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
What:		/sys/kernel/mm/cma/
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Date:		Feb 2021
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Contact:	Minchan Kim <minchan@kernel.org>
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Description:
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		/sys/kernel/mm/cma/ contains a subdirectory for each CMA
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		heap name (also sometimes called CMA areas).
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		Each CMA heap subdirectory (that is, each
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		/sys/kernel/mm/cma/<cma-heap-name> directory) contains the
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		following items:
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			alloc_pages_success
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			alloc_pages_fail
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What:		/sys/kernel/mm/cma/<cma-heap-name>/alloc_pages_success
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Date:		Feb 2021
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Contact:	Minchan Kim <minchan@kernel.org>
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Description:
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		the number of pages CMA API succeeded to allocate
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What:		/sys/kernel/mm/cma/<cma-heap-name>/alloc_pages_fail
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Date:		Feb 2021
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Contact:	Minchan Kim <minchan@kernel.org>
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Description:
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		the number of pages CMA API failed to allocate
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