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1 | /* SPDX-License-Identifier: MIT */ |
2 | /* SPDX-FileCopyrightText: 2024 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> */ | |
3 | ||
4 | #ifndef _RSEQ_PERCPU_ALLOC_H | |
5 | #define _RSEQ_PERCPU_ALLOC_H | |
6 | ||
7 | #include <stddef.h> | |
8 | #include <sys/types.h> | |
9 | ||
10 | /* | |
11 | * rseq/percpu-alloc.h | |
12 | */ | |
13 | ||
14 | struct rseq_percpu_pool; | |
15 | ||
16 | struct rseq_percpu_pool *rseq_percpu_pool_create(size_t item_len, | |
17 | size_t percpu_len, int max_nr_cpus, | |
367e559c MD |
18 | int mmap_prot, int mmap_flags, int mmap_fd, off_t mmap_offset, |
19 | int numa_flags); | |
ef6695f1 MD |
20 | int rseq_percpu_pool_destroy(struct rseq_percpu_pool *pool); |
21 | ||
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); | |
25 | ||
26 | void *__rseq_percpu_ptr(void *ptr, int cpu); | |
27 | ||
28 | #define rseq_percpu_ptr(ptr, cpu) ((__typeof__(ptr)) __rseq_percpu_ptr(ptr, cpu)) | |
29 | ||
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); | |
34 | ||
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); | |
37 | ||
38 | #endif /* _RSEQ_PERCPU_ALLOC_H */ |