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Remove need for BlockingMutex in Arena

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This commit is contained in:
gingerBill
2024-07-15 01:36:54 +01:00
parent e4ba786948
commit a45e05bb18
3 changed files with 5 additions and 16 deletions
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15
src/common_memory.cpp
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@@ -45,7 +45,7 @@ struct MemoryBlock {
struct Arena {
MemoryBlock * curr_block;
isize minimum_block_size;
BlockingMutex mutex;
// BlockingMutex mutex;
isize temp_count;
Thread * parent_thread;
};
@@ -82,12 +82,7 @@ gb_internal void thread_init_arenas(Thread *t) {
gb_internal void *arena_alloc(Arena *arena, isize min_size, isize alignment) {
GB_ASSERT(gb_is_power_of_two(alignment));
if (arena->parent_thread == nullptr) {
mutex_lock(&arena->mutex);
} else {
GB_ASSERT(arena->parent_thread == get_current_thread());
}
GB_ASSERT(arena->parent_thread == get_current_thread());
isize size = 0;
if (arena->curr_block != nullptr) {
@@ -113,11 +108,7 @@ gb_internal void *arena_alloc(Arena *arena, isize min_size, isize alignment) {
curr_block->used += size;
GB_ASSERT(curr_block->used <= curr_block->size);
if (arena->parent_thread == nullptr) {
mutex_unlock(&arena->mutex);
}
// NOTE(bill): memory will be zeroed by default due to virtual memory
return ptr;
}