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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; return fp;
} }
ASSERT_DIE(pages_kept_here == 0);
/* If there is any free page kept hot in global storage, we use it. */ /* If there is any free page kept hot in global storage, we use it. */
rcu_read_lock(); rcu_read_lock();
fp = atomic_load_explicit(&page_stack, memory_order_acquire); 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)) if (shutting_down || (pages_kept_here < KEEP_PAGES_MAX_LOCAL))
{ {
atomic_store_explicit(&fp->next, local_page_stack, memory_order_relaxed); 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); atomic_fetch_add_explicit(&pages_kept_locally, 1, memory_order_relaxed);
pages_kept_here++; pages_kept_here++;
return; return;

2
sysdep/unix/main.c
View File

@ -935,6 +935,8 @@ main(int argc, char **argv)
if (parse_and_exit) if (parse_and_exit)
exit(0); exit(0);
flush_local_pages();
if (!run_in_foreground) if (!run_in_foreground)
{ {
pid_t pid = fork(); pid_t pid = fork();