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sandbox: vm: replace calls to queue_length() with queue_empty()

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max 🍓
2023-02-02 21:10:37 +00:00
parent a33c490852
commit 4175f67b9b
2 changed files with 5 additions and 5 deletions
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6
sandbox/vm/cache.c
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@@ -1,4 +1,4 @@
#include "socks/queue.h"
#include <socks/queue.h>
#include <socks/vm.h>
#define FREELIST_END ((unsigned int)-1)
@@ -141,10 +141,10 @@ static unsigned int pointer_to_slot(vm_slab_t *slab, void *p)
void *vm_cache_alloc(vm_cache_t *cache, vm_flags_t flags)
{
vm_slab_t *slab = NULL;
if (queue_length(&cache->c_slabs_partial) > 0) {
if (!queue_empty(&cache->c_slabs_partial)) {
/* prefer using up partially-full slabs before taking a fresh one */
slab = QUEUE_CONTAINER(vm_slab_t, s_list, queue_pop_front(&cache->c_slabs_partial));
} else if (queue_length(&cache->c_slabs_empty) > 0) {
} else if (!queue_empty(&cache->c_slabs_empty)) {
slab = QUEUE_CONTAINER(vm_slab_t, s_list, queue_pop_front(&cache->c_slabs_empty));
} else {
/* we've run out of slabs. create a new one */

4
sandbox/vm/zone.c
View File

@@ -130,7 +130,7 @@ void vm_zone_init(vm_zone_t *z, const vm_zone_descriptor_t *zone_info)
static int replenish_free_page_list(vm_zone_t *z, vm_page_order_t order)
{
if (queue_length(&z->z_free_pages[order]) != 0) {
if (!queue_empty(&z->z_free_pages[order])) {
/* we already have pages available. */
return 0;
}
@@ -144,7 +144,7 @@ static int replenish_free_page_list(vm_zone_t *z, vm_page_order_t order)
vm_page_order_t first_order_with_free = VM_MAX_PAGE_ORDERS;
for (vm_page_order_t i = order; i <= VM_PAGE_MAX_ORDER; i++) {
if (queue_length(&z->z_free_pages[i]) > 0) {
if (!queue_empty(&z->z_free_pages[i])) {
first_order_with_free = i;
break;
}