From 176b6e6aa0b9eb888f361e6d35b4511825d1d865 Mon Sep 17 00:00:00 2001 From: Daan Leijen Date: Tue, 28 Mar 2023 09:59:41 -0700 Subject: [PATCH] add mi_arena_is_os_allocated --- include/mimalloc/internal.h | 2 ++ src/arena.c | 4 ++++ 2 files changed, 6 insertions(+) diff --git a/include/mimalloc/internal.h b/include/mimalloc/internal.h index 5d06281d..2d8269e0 100644 --- a/include/mimalloc/internal.h +++ b/include/mimalloc/internal.h @@ -115,6 +115,8 @@ mi_arena_id_t _mi_arena_id_none(void); void _mi_arena_free(void* p, size_t size, size_t alignment, size_t align_offset, size_t memid, bool all_committed, mi_stats_t* stats); void* _mi_arena_alloc(size_t size, bool* commit, bool* large, bool* is_pinned, bool* is_zero, mi_arena_id_t req_arena_id, size_t* memid, mi_os_tld_t* tld); void* _mi_arena_alloc_aligned(size_t size, size_t alignment, size_t align_offset, bool* commit, bool* large, bool* is_pinned, bool* is_zero, mi_arena_id_t req_arena_id, size_t* memid, mi_os_tld_t* tld); +bool _mi_arena_memid_is_suitable(size_t arena_memid, mi_arena_id_t request_arena_id); +bool _mi_arena_is_os_allocated(size_t arena_memid); // memory.c diff --git a/src/arena.c b/src/arena.c index f7957036..152f7bea 100644 --- a/src/arena.c +++ b/src/arena.c @@ -127,6 +127,10 @@ bool _mi_arena_memid_is_suitable(size_t arena_memid, mi_arena_id_t request_arena return mi_arena_id_is_suitable(id, exclusive, request_arena_id); } +bool _mi_arena_is_os_allocated(size_t arena_memid) { + return (arena_memid == MI_MEMID_OS); +} + static size_t mi_block_count_of_size(size_t size) { return _mi_divide_up(size, MI_ARENA_BLOCK_SIZE); }