162306a36Sopenharmony_ciWhat:		/sys/kernel/mm/cma/
262306a36Sopenharmony_ciDate:		Feb 2021
362306a36Sopenharmony_ciContact:	Minchan Kim <minchan@kernel.org>
462306a36Sopenharmony_ciDescription:
562306a36Sopenharmony_ci		/sys/kernel/mm/cma/ contains a subdirectory for each CMA
662306a36Sopenharmony_ci		heap name (also sometimes called CMA areas).
762306a36Sopenharmony_ci
862306a36Sopenharmony_ci		Each CMA heap subdirectory (that is, each
962306a36Sopenharmony_ci		/sys/kernel/mm/cma/<cma-heap-name> directory) contains the
1062306a36Sopenharmony_ci		following items:
1162306a36Sopenharmony_ci
1262306a36Sopenharmony_ci			alloc_pages_success
1362306a36Sopenharmony_ci			alloc_pages_fail
1462306a36Sopenharmony_ci
1562306a36Sopenharmony_ciWhat:		/sys/kernel/mm/cma/<cma-heap-name>/alloc_pages_success
1662306a36Sopenharmony_ciDate:		Feb 2021
1762306a36Sopenharmony_ciContact:	Minchan Kim <minchan@kernel.org>
1862306a36Sopenharmony_ciDescription:
1962306a36Sopenharmony_ci		the number of pages CMA API succeeded to allocate
2062306a36Sopenharmony_ci
2162306a36Sopenharmony_ciWhat:		/sys/kernel/mm/cma/<cma-heap-name>/alloc_pages_fail
2262306a36Sopenharmony_ciDate:		Feb 2021
2362306a36Sopenharmony_ciContact:	Minchan Kim <minchan@kernel.org>
2462306a36Sopenharmony_ciDescription:
2562306a36Sopenharmony_ci		the number of pages CMA API failed to allocate
26