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https://github.com/RGBCube/serenity
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f820917a76
This commit converts naked `new`s to `AK::try_make` and `AK::try_create` wherever possible. If the called constructor is private, this can not be done, so we instead now use the standard-defined and compiler-agnostic `new (nothrow)`.
44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
/*
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* Copyright (c) 2020, Liav A. <liavalb@hotmail.co.il>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <Kernel/VM/ContiguousVMObject.h>
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#include <Kernel/VM/MemoryManager.h>
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#include <Kernel/VM/PhysicalPage.h>
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namespace Kernel {
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RefPtr<ContiguousVMObject> ContiguousVMObject::create_with_size(size_t size, size_t physical_alignment)
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{
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auto contiguous_physical_pages = MM.allocate_contiguous_supervisor_physical_pages(size, physical_alignment);
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if (contiguous_physical_pages.is_empty())
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return {};
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return adopt_ref_if_nonnull(new (nothrow) ContiguousVMObject(size, contiguous_physical_pages));
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}
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ContiguousVMObject::ContiguousVMObject(size_t size, NonnullRefPtrVector<PhysicalPage>& contiguous_physical_pages)
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: VMObject(size)
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{
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for (size_t i = 0; i < page_count(); i++) {
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physical_pages()[i] = contiguous_physical_pages[i];
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dbgln_if(CONTIGUOUS_VMOBJECT_DEBUG, "Contiguous page[{}]: {}", i, physical_pages()[i]->paddr());
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}
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}
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ContiguousVMObject::ContiguousVMObject(const ContiguousVMObject& other)
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: VMObject(other)
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{
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}
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ContiguousVMObject::~ContiguousVMObject()
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{
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}
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RefPtr<VMObject> ContiguousVMObject::clone()
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{
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VERIFY_NOT_REACHED();
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}
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}
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