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Kernel: Add convenience values to the Memory::Region::Access enum

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Instead of `Memory::Region::Access::Read | Memory::Region::AccessWrite`
you can now say `Memory::Region::Access::ReadWrite`.
This commit is contained in:
Andreas Kling 2021-08-06 22:25:00 +02:00
parent 47bdd7c3a0
commit 2cd8b21974
38 changed files with 68 additions and 65 deletions
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2
Kernel/Graphics/VirtIOGPU/FrameBufferDevice.cpp
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@ -32,7 +32,7 @@ void FrameBufferDevice::create_framebuffer()
// Allocate frame buffer for both front and back
auto& info = display_info();
m_buffer_size = calculate_framebuffer_size(info.rect.width, info.rect.height);
m_framebuffer = MM.allocate_kernel_region(m_buffer_size * 2, String::formatted("VirtGPU FrameBuffer #{}", m_scanout.value()), Memory::Region::Access::Read | Memory::Region::Access::Write, AllocationStrategy::AllocateNow);
m_framebuffer = MM.allocate_kernel_region(m_buffer_size * 2, String::formatted("VirtGPU FrameBuffer #{}", m_scanout.value()), Memory::Region::Access::ReadWrite, AllocationStrategy::AllocateNow);
auto write_sink_page = MM.allocate_user_physical_page(Memory::MemoryManager::ShouldZeroFill::No).release_nonnull();
auto num_needed_pages = m_framebuffer->vmobject().page_count();

2
Kernel/Graphics/VirtIOGPU/GPU.cpp
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@ -17,7 +17,7 @@ namespace Kernel::Graphics::VirtIOGPU {
GPU::GPU(PCI::Address address)
: VirtIODevice(address, "GPU")
, m_scratch_space(MM.allocate_contiguous_kernel_region(32 * PAGE_SIZE, "VirtGPU Scratch Space", Memory::Region::Access::Read | Memory::Region::Access::Write))
, m_scratch_space(MM.allocate_contiguous_kernel_region(32 * PAGE_SIZE, "VirtGPU Scratch Space", Memory::Region::Access::ReadWrite))
{
VERIFY(!!m_scratch_space);
if (auto cfg = get_config(ConfigurationType::Device)) {