diff options
Diffstat (limited to 'tools/testing/selftests/kvm/lib/kvm_util.c')
-rw-r--r-- | tools/testing/selftests/kvm/lib/kvm_util.c | 57 |
1 files changed, 35 insertions, 22 deletions
diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c index f3dfa4e9ee0f..5ad4acaec8e0 100644 --- a/tools/testing/selftests/kvm/lib/kvm_util.c +++ b/tools/testing/selftests/kvm/lib/kvm_util.c @@ -1226,32 +1226,15 @@ va_found: return pgidx_start * vm->page_size; } -/* - * VM Virtual Address Allocate - * - * Input Args: - * vm - Virtual Machine - * sz - Size in bytes - * vaddr_min - Minimum starting virtual address - * - * Output Args: None - * - * Return: - * Starting guest virtual address - * - * Allocates at least sz bytes within the virtual address space of the vm - * given by vm. The allocated bytes are mapped to a virtual address >= - * the address given by vaddr_min. Note that each allocation uses a - * a unique set of pages, with the minimum real allocation being at least - * a page. - */ -vm_vaddr_t vm_vaddr_alloc(struct kvm_vm *vm, size_t sz, vm_vaddr_t vaddr_min) +vm_vaddr_t __vm_vaddr_alloc(struct kvm_vm *vm, size_t sz, vm_vaddr_t vaddr_min, + enum kvm_mem_region_type type) { uint64_t pages = (sz >> vm->page_shift) + ((sz % vm->page_size) != 0); virt_pgd_alloc(vm); vm_paddr_t paddr = vm_phy_pages_alloc(vm, pages, - KVM_UTIL_MIN_PFN * vm->page_size, 0); + KVM_UTIL_MIN_PFN * vm->page_size, + vm->memslots[type]); /* * Find an unused range of virtual page addresses of at least @@ -1273,6 +1256,30 @@ vm_vaddr_t vm_vaddr_alloc(struct kvm_vm *vm, size_t sz, vm_vaddr_t vaddr_min) } /* + * VM Virtual Address Allocate + * + * Input Args: + * vm - Virtual Machine + * sz - Size in bytes + * vaddr_min - Minimum starting virtual address + * + * Output Args: None + * + * Return: + * Starting guest virtual address + * + * Allocates at least sz bytes within the virtual address space of the vm + * given by vm. The allocated bytes are mapped to a virtual address >= + * the address given by vaddr_min. Note that each allocation uses a + * a unique set of pages, with the minimum real allocation being at least + * a page. The allocated physical space comes from the TEST_DATA memory region. + */ +vm_vaddr_t vm_vaddr_alloc(struct kvm_vm *vm, size_t sz, vm_vaddr_t vaddr_min) +{ + return __vm_vaddr_alloc(vm, sz, vaddr_min, MEM_REGION_TEST_DATA); +} + +/* * VM Virtual Address Allocate Pages * * Input Args: @@ -1291,6 +1298,11 @@ vm_vaddr_t vm_vaddr_alloc_pages(struct kvm_vm *vm, int nr_pages) return vm_vaddr_alloc(vm, nr_pages * getpagesize(), KVM_UTIL_MIN_VADDR); } +vm_vaddr_t __vm_vaddr_alloc_page(struct kvm_vm *vm, enum kvm_mem_region_type type) +{ + return __vm_vaddr_alloc(vm, getpagesize(), KVM_UTIL_MIN_VADDR, type); +} + /* * VM Virtual Address Allocate Page * @@ -1856,7 +1868,8 @@ vm_paddr_t vm_phy_page_alloc(struct kvm_vm *vm, vm_paddr_t paddr_min, vm_paddr_t vm_alloc_page_table(struct kvm_vm *vm) { - return vm_phy_page_alloc(vm, KVM_GUEST_PAGE_TABLE_MIN_PADDR, 0); + return vm_phy_page_alloc(vm, KVM_GUEST_PAGE_TABLE_MIN_PADDR, + vm->memslots[MEM_REGION_PT]); } /* |