X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/39236c6e673c41db228275375ab7fdb0f837b292..c7d2c2c6ee645e10cbccdd01c6191873ec77239d:/osfmk/kern/stack.c?ds=sidebyside diff --git a/osfmk/kern/stack.c b/osfmk/kern/stack.c index 805830d54..400cedcf9 100644 --- a/osfmk/kern/stack.c +++ b/osfmk/kern/stack.c @@ -75,10 +75,10 @@ static unsigned int stack_new_count; /* total new stack allocations */ static vm_offset_t stack_addr_mask; -unsigned int kernel_stack_pages = KERNEL_STACK_SIZE / PAGE_SIZE; -vm_offset_t kernel_stack_size = KERNEL_STACK_SIZE; -vm_offset_t kernel_stack_mask = -KERNEL_STACK_SIZE; -vm_offset_t kernel_stack_depth_max = 0; +unsigned int kernel_stack_pages; +vm_offset_t kernel_stack_size; +vm_offset_t kernel_stack_mask; +vm_offset_t kernel_stack_depth_max; static inline void STACK_ZINFO_PALLOC(thread_t thread) @@ -158,6 +158,11 @@ stack_init(void) { simple_lock_init(&stack_lock_data, 0); + kernel_stack_pages = KERNEL_STACK_SIZE / PAGE_SIZE; + kernel_stack_size = KERNEL_STACK_SIZE; + kernel_stack_mask = -KERNEL_STACK_SIZE; + kernel_stack_depth_max = 0; + if (PE_parse_boot_argn("kernel_stack_pages", &kernel_stack_pages, sizeof (kernel_stack_pages))) { @@ -217,7 +222,8 @@ stack_alloc_internal(void) if (kernel_memory_allocate(kernel_map, &stack, kernel_stack_size + (2*PAGE_SIZE), stack_addr_mask, - KMA_KSTACK | KMA_KOBJECT | guard_flags) + KMA_KSTACK | KMA_KOBJECT | guard_flags, + VM_KERN_MEMORY_STACK) != KERN_SUCCESS) panic("stack_alloc: kernel_memory_allocate");