24 lines
		
	
	
		
			740 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			24 lines
		
	
	
		
			740 B
		
	
	
	
		
			C
		
	
	
	
	
	
| /* SPDX-License-Identifier: GPL-2.0 */
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| #ifndef _ZBUD_H_
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| #define _ZBUD_H_
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| 
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| #include <linux/types.h>
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| 
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| struct zbud_pool;
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| 
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| struct zbud_ops {
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| 	int (*evict)(struct zbud_pool *pool, unsigned long handle);
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| };
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| 
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| struct zbud_pool *zbud_create_pool(gfp_t gfp, const struct zbud_ops *ops);
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| void zbud_destroy_pool(struct zbud_pool *pool);
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| int zbud_alloc(struct zbud_pool *pool, size_t size, gfp_t gfp,
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| 	unsigned long *handle);
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| void zbud_free(struct zbud_pool *pool, unsigned long handle);
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| int zbud_reclaim_page(struct zbud_pool *pool, unsigned int retries);
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| void *zbud_map(struct zbud_pool *pool, unsigned long handle);
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| void zbud_unmap(struct zbud_pool *pool, unsigned long handle);
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| u64 zbud_get_pool_size(struct zbud_pool *pool);
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| 
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| #endif /* _ZBUD_H_ */
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