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bonefish+mmlr:

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Move blocking the 0xcccccccc and 0xdeadbeef address ranges from heap to VM init
so that it also works when used in the slab allocator.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@43047 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Michael Lotz 2011-10-31 22:00:16 +00:00
parent 72156a402f
commit ffb6929a3b
2 changed files with 9 additions and 9 deletions
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9
src/system/kernel/heap.cpp
View File

@ -2137,15 +2137,6 @@ heap_init_post_area()
status_t status_t
heap_init_post_sem() heap_init_post_sem()
{ {
#if PARANOID_KERNEL_MALLOC
vm_block_address_range("uninitialized heap memory",
(void *)ROUNDDOWN(0xcccccccc, B_PAGE_SIZE), B_PAGE_SIZE * 64);
#endif
#if PARANOID_KERNEL_FREE
vm_block_address_range("freed heap memory",
(void *)ROUNDDOWN(0xdeadbeef, B_PAGE_SIZE), B_PAGE_SIZE * 64);
#endif
sHeapGrowSem = create_sem(0, "heap_grow_sem"); sHeapGrowSem = create_sem(0, "heap_grow_sem");
if (sHeapGrowSem < 0) { if (sHeapGrowSem < 0) {
panic("heap_init_post_sem(): failed to create heap grow sem\n"); panic("heap_init_post_sem(): failed to create heap grow sem\n");

9
src/system/kernel/vm/vm.cpp
View File

@ -3739,6 +3739,15 @@ vm_init(kernel_args* args)
void* lastPage = (void*)ROUNDDOWN(~(addr_t)0, B_PAGE_SIZE); void* lastPage = (void*)ROUNDDOWN(~(addr_t)0, B_PAGE_SIZE);
vm_block_address_range("overflow protection", lastPage, B_PAGE_SIZE); vm_block_address_range("overflow protection", lastPage, B_PAGE_SIZE);
#if PARANOID_KERNEL_MALLOC
vm_block_address_range("uninitialized heap memory",
(void *)ROUNDDOWN(0xcccccccc, B_PAGE_SIZE), B_PAGE_SIZE * 64);
#endif
#if PARANOID_KERNEL_FREE
vm_block_address_range("freed heap memory",
(void *)ROUNDDOWN(0xdeadbeef, B_PAGE_SIZE), B_PAGE_SIZE * 64);
#endif
// create the object cache for the page mappings // create the object cache for the page mappings
gPageMappingsObjectCache = create_object_cache_etc("page mappings", gPageMappingsObjectCache = create_object_cache_etc("page mappings",
sizeof(vm_page_mapping), 0, 0, 64, 128, CACHE_LARGE_SLAB, NULL, NULL, sizeof(vm_page_mapping), 0, 0, 64, 128, CACHE_LARGE_SLAB, NULL, NULL,