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Misc allocator fixes

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This commit is contained in:
Maria Matejka
2023-02-28 15:23:48 +01:00
parent b8d0ba36e6
commit d16321686e
2 changed files with 6 additions and 0 deletions
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4
sysdep/unix/alloc.c
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@@ -118,6 +118,8 @@ alloc_page(void)
return fp;
}
ASSERT_DIE(pages_kept_here == 0);
/* If there is any free page kept hot in global storage, we use it. */
rcu_read_lock();
fp = atomic_load_explicit(&page_stack, memory_order_acquire);
@@ -176,6 +178,8 @@ free_page(void *ptr)
if (shutting_down || (pages_kept_here < KEEP_PAGES_MAX_LOCAL))
{
atomic_store_explicit(&fp->next, local_page_stack, memory_order_relaxed);
local_page_stack = fp;
atomic_fetch_add_explicit(&pages_kept_locally, 1, memory_order_relaxed);
pages_kept_here++;
return;