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sandbox: vm: fix vm_cache.c_hdr_size not being calculated

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max 🍓
2023-02-02 21:03:27 +00:00
parent d43347436f
commit 90dd51008f
1 changed files with 6 additions and 4 deletions
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10
sandbox/vm/cache.c
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@@ -16,9 +16,9 @@ vm_cache_t *vm_cache_create(const char *name, size_t objsz, vm_cache_flags_t fla
new_cache->c_name = name; new_cache->c_name = name;
new_cache->c_obj_size = objsz; new_cache->c_obj_size = objsz;
new_cache->c_flags = flags; new_cache->c_flags = flags;
vm_cache_init(new_cache); vm_cache_init(new_cache);
return new_cache; return new_cache;
} }
@@ -31,7 +31,7 @@ void vm_cache_init(vm_cache_t *cache)
size_t available = vm_page_order_to_bytes(cache->c_page_order); size_t available = vm_page_order_to_bytes(cache->c_page_order);
size_t space_per_item = cache->c_obj_size; size_t space_per_item = cache->c_obj_size;
/* align to 16-byte boundary */ /* align to 16-byte boundary */
if (space_per_item & 0xF) { if (space_per_item & 0xF) {
space_per_item &= ~0xF; space_per_item &= ~0xF;
@@ -43,7 +43,7 @@ void vm_cache_init(vm_cache_t *cache)
if (!(cache->c_flags & VM_CACHE_OFFSLAB)) { if (!(cache->c_flags & VM_CACHE_OFFSLAB)) {
available -= sizeof(vm_slab_t); available -= sizeof(vm_slab_t);
} }
/* one entry in the freelist per object slot */ /* one entry in the freelist per object slot */
space_per_item += sizeof(unsigned int); space_per_item += sizeof(unsigned int);
@@ -51,6 +51,8 @@ void vm_cache_init(vm_cache_t *cache)
cache->c_slabs_full = QUEUE_INIT; cache->c_slabs_full = QUEUE_INIT;
cache->c_slabs_partial = QUEUE_INIT; cache->c_slabs_partial = QUEUE_INIT;
cache->c_slabs_empty = QUEUE_INIT; cache->c_slabs_empty = QUEUE_INIT;
cache->c_hdr_size = sizeof(vm_slab_t) + (sizeof(unsigned int) * cache->c_obj_count);
} }
void vm_cache_destroy(vm_cache_t *cache) void vm_cache_destroy(vm_cache_t *cache)