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Kernel: Rename various *VMObject::create*() => try_create()

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try_*() implies that it can fail (and they all return RefPtr with
nullptr signalling failure.)
This commit is contained in:
Andreas Kling 2021-07-11 17:55:29 +02:00
parent af8c74a328
commit 88d490566f
19 changed files with 35 additions and 35 deletions
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8
Kernel/VM/MemoryManager.cpp
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@ -631,7 +631,7 @@ OwnPtr<Region> MemoryManager::allocate_contiguous_kernel_region(size_t size, Str
auto range = kernel_page_directory().range_allocator().allocate_anywhere(size);
if (!range.has_value())
return {};
auto vmobject = ContiguousVMObject::create_with_size(size, physical_alignment);
auto vmobject = ContiguousVMObject::try_create_with_size(size, physical_alignment);
if (!vmobject) {
kernel_page_directory().range_allocator().deallocate(range.value());
return {};
@ -642,7 +642,7 @@ OwnPtr<Region> MemoryManager::allocate_contiguous_kernel_region(size_t size, Str
OwnPtr<Region> MemoryManager::allocate_kernel_region(size_t size, StringView name, Region::Access access, AllocationStrategy strategy, Region::Cacheable cacheable)
{
VERIFY(!(size % PAGE_SIZE));
auto vm_object = AnonymousVMObject::create_with_size(size, strategy);
auto vm_object = AnonymousVMObject::try_create_with_size(size, strategy);
if (!vm_object)
return {};
ScopedSpinLock lock(s_mm_lock);
@ -654,7 +654,7 @@ OwnPtr<Region> MemoryManager::allocate_kernel_region(size_t size, StringView nam
OwnPtr<Region> MemoryManager::allocate_kernel_region(PhysicalAddress paddr, size_t size, StringView name, Region::Access access, Region::Cacheable cacheable)
{
auto vm_object = AnonymousVMObject::create_for_physical_range(paddr, size);
auto vm_object = AnonymousVMObject::try_create_for_physical_range(paddr, size);
if (!vm_object)
return {};
VERIFY(!(size % PAGE_SIZE));
@ -667,7 +667,7 @@ OwnPtr<Region> MemoryManager::allocate_kernel_region(PhysicalAddress paddr, size
OwnPtr<Region> MemoryManager::allocate_kernel_region_identity(PhysicalAddress paddr, size_t size, StringView name, Region::Access access, Region::Cacheable cacheable)
{
auto vm_object = AnonymousVMObject::create_for_physical_range(paddr, size);
auto vm_object = AnonymousVMObject::try_create_for_physical_range(paddr, size);
if (!vm_object)
return {};
VERIFY(!(size % PAGE_SIZE));