AuroraMiddleware/mimalloc
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add warning on region exhaustion

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This commit is contained in:
daan 2020-01-24 15:45:03 -08:00
parent 28c14d99c3
commit 4ae51096ec
1 changed files with 3 additions and 1 deletions
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src/memory.c
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@ -92,7 +92,8 @@ typedef struct mem_region_s {
mi_bitmap_field_t dirty; // track if non-zero per block mi_bitmap_field_t dirty; // track if non-zero per block
mi_bitmap_field_t commit; // track if committed per block mi_bitmap_field_t commit; // track if committed per block
mi_bitmap_field_t reset; // track if reset per block mi_bitmap_field_t reset; // track if reset per block
volatile _Atomic(uintptr_t) arena_memid; // if allocated from a (huge page) arena- volatile _Atomic(uintptr_t) arena_memid; // if allocated from a (huge page) arena
uintptr_t padding; // round to 8 fields
} mem_region_t; } mem_region_t;
// The region map // The region map
@ -187,6 +188,7 @@ static bool mi_region_try_alloc_os(size_t blocks, bool commit, bool allow_large,
if (idx >= MI_REGION_MAX) { if (idx >= MI_REGION_MAX) {
mi_atomic_decrement(&regions_count); mi_atomic_decrement(&regions_count);
_mi_arena_free(start, MI_REGION_SIZE, arena_memid, tld->stats); _mi_arena_free(start, MI_REGION_SIZE, arena_memid, tld->stats);
_mi_warning_message("maximum regions used: %zu GiB (perhaps recompile with a larger setting for MI_HEAP_REGION_MAX_SIZE)", _mi_divide_up(MI_HEAP_REGION_MAX_SIZE, GiB));
return false; return false;
} }