1 /* SPDX-License-Identifier: MIT */
2 /* SPDX-FileCopyrightText: 2024 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> */
4 #ifndef _RSEQ_PERCPU_ALLOC_H
5 #define _RSEQ_PERCPU_ALLOC_H
14 struct rseq_percpu_pool
;
16 struct rseq_percpu_pool
*rseq_percpu_pool_create(size_t item_len
,
17 size_t percpu_len
, int max_nr_cpus
,
18 int mmap_prot
, int mmap_flags
, int mmap_fd
, off_t mmap_offset
,
20 int rseq_percpu_pool_destroy(struct rseq_percpu_pool
*pool
);
22 void *rseq_percpu_malloc(struct rseq_percpu_pool
*pool
);
23 void *rseq_percpu_zmalloc(struct rseq_percpu_pool
*pool
);
24 void rseq_percpu_free(void *ptr
);
26 void *__rseq_percpu_ptr(void *ptr
, int cpu
);
28 #define rseq_percpu_ptr(ptr, cpu) ((__typeof__(ptr)) __rseq_percpu_ptr(ptr, cpu))
30 struct rseq_percpu_pool_set
*rseq_percpu_pool_set_create(void);
31 int rseq_percpu_pool_set_destroy(struct rseq_percpu_pool_set
*pool_set
);
32 int rseq_percpu_pool_set_add_pool(struct rseq_percpu_pool_set
*pool_set
,
33 struct rseq_percpu_pool
*pool
);
35 void *rseq_percpu_pool_set_malloc(struct rseq_percpu_pool_set
*pool_set
, size_t len
);
36 void *rseq_percpu_pool_set_zmalloc(struct rseq_percpu_pool_set
*pool_set
, size_t len
);
38 #endif /* _RSEQ_PERCPU_ALLOC_H */
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