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Kernel: Rename InodeVMObject => SharedInodeVMObject

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This commit is contained in:
Andreas Kling 2020-02-28 20:07:51 +01:00
parent 46256da7b0
commit 07a26aece3
9 changed files with 63 additions and 63 deletions
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2
Kernel/VM/MemoryManager.cpp
View file

@ -31,7 +31,7 @@
#include <Kernel/FileSystem/Inode.h>
#include <Kernel/Multiboot.h>
#include <Kernel/VM/AnonymousVMObject.h>
#include <Kernel/VM/InodeVMObject.h>
#include <Kernel/VM/SharedInodeVMObject.h>
#include <Kernel/VM/MemoryManager.h>
#include <Kernel/VM/PageDirectory.h>
#include <Kernel/VM/PhysicalRegion.h>

10
Kernel/VM/Region.cpp
View file

@ -28,7 +28,7 @@
#include <Kernel/Process.h>
#include <Kernel/Thread.h>
#include <Kernel/VM/AnonymousVMObject.h>
#include <Kernel/VM/InodeVMObject.h>
#include <Kernel/VM/SharedInodeVMObject.h>
#include <Kernel/VM/MemoryManager.h>
#include <Kernel/VM/PageDirectory.h>
#include <Kernel/VM/Region.h>
@ -50,7 +50,7 @@ Region::Region(const Range& range, const String& name, u8 access, bool cacheable
Region::Region(const Range& range, NonnullRefPtr<Inode> inode, const String& name, u8 access, bool cacheable)
: m_range(range)
, m_vmobject(InodeVMObject::create_with_inode(*inode))
, m_vmobject(SharedInodeVMObject::create_with_inode(*inode))
, m_name(name)
, m_access(access)
, m_cacheable(cacheable)
@ -86,7 +86,7 @@ NonnullOwnPtr<Region> Region::clone()
{
ASSERT(Process::current);
// FIXME: What should we do for privately mapped InodeVMObjects?
// FIXME: What should we do for privately mapped SharedInodeVMObjects?
if (m_shared || vmobject().is_inode()) {
ASSERT(!m_stack);
#ifdef MM_DEBUG
@ -167,7 +167,7 @@ size_t Region::amount_dirty() const
{
if (!vmobject().is_inode())
return amount_resident();
return static_cast<const InodeVMObject&>(vmobject()).amount_dirty();
return static_cast<const SharedInodeVMObject&>(vmobject()).amount_dirty();
}
size_t Region::amount_resident() const
@ -452,7 +452,7 @@ PageFaultResponse Region::handle_inode_fault(size_t page_index_in_region)
LOCKER(vmobject().m_paging_lock);
cli();
auto& inode_vmobject = static_cast<InodeVMObject&>(vmobject());
auto& inode_vmobject = static_cast<SharedInodeVMObject&>(vmobject());
auto& vmobject_physical_page_entry = inode_vmobject.physical_pages()[first_page_index() + page_index_in_region];
#ifdef PAGE_FAULT_DEBUG

44
Kernel/VM/InodeVMObject.cpp → Kernel/VM/SharedInodeVMObject.cpp
View file

@ -25,46 +25,46 @@
*/
#include <Kernel/FileSystem/Inode.h>
#include <Kernel/VM/InodeVMObject.h>
#include <Kernel/VM/SharedInodeVMObject.h>
#include <Kernel/VM/MemoryManager.h>
#include <Kernel/VM/Region.h>
namespace Kernel {
NonnullRefPtr<InodeVMObject> InodeVMObject::create_with_inode(Inode& inode)
NonnullRefPtr<SharedInodeVMObject> SharedInodeVMObject::create_with_inode(Inode& inode)
{
size_t size = inode.size();
if (inode.vmobject())
return *inode.vmobject();
auto vmobject = adopt(*new InodeVMObject(inode, size));
vmobject->inode().set_vmobject(*vmobject);
if (inode.shared_vmobject())
return *inode.shared_vmobject();
auto vmobject = adopt(*new SharedInodeVMObject(inode, size));
vmobject->inode().set_shared_vmobject(*vmobject);
return vmobject;
}
NonnullRefPtr<VMObject> InodeVMObject::clone()
NonnullRefPtr<VMObject> SharedInodeVMObject::clone()
{
return adopt(*new InodeVMObject(*this));
return adopt(*new SharedInodeVMObject(*this));
}
InodeVMObject::InodeVMObject(Inode& inode, size_t size)
SharedInodeVMObject::SharedInodeVMObject(Inode& inode, size_t size)
: VMObject(size)
, m_inode(inode)
, m_dirty_pages(page_count(), false)
{
}
InodeVMObject::InodeVMObject(const InodeVMObject& other)
SharedInodeVMObject::SharedInodeVMObject(const SharedInodeVMObject& other)
: VMObject(other)
, m_inode(other.m_inode)
{
}
InodeVMObject::~InodeVMObject()
SharedInodeVMObject::~SharedInodeVMObject()
{
ASSERT(inode().vmobject() == this);
ASSERT(inode().shared_vmobject() == this);
}
size_t InodeVMObject::amount_clean() const
size_t SharedInodeVMObject::amount_clean() const
{
size_t count = 0;
ASSERT(page_count() == (size_t)m_dirty_pages.size());
@ -75,7 +75,7 @@ size_t InodeVMObject::amount_clean() const
return count * PAGE_SIZE;
}
size_t InodeVMObject::amount_dirty() const
size_t SharedInodeVMObject::amount_dirty() const
{
size_t count = 0;
for (size_t i = 0; i < m_dirty_pages.size(); ++i) {
@ -85,7 +85,7 @@ size_t InodeVMObject::amount_dirty() const
return count * PAGE_SIZE;
}
void InodeVMObject::inode_size_changed(Badge<Inode>, size_t old_size, size_t new_size)
void SharedInodeVMObject::inode_size_changed(Badge<Inode>, size_t old_size, size_t new_size)
{
dbg() << "VMObject::inode_size_changed: {" << m_inode->fsid() << ":" << m_inode->index() << "} " << old_size << " -> " << new_size;
@ -102,7 +102,7 @@ void InodeVMObject::inode_size_changed(Badge<Inode>, size_t old_size, size_t new
});
}
void InodeVMObject::inode_contents_changed(Badge<Inode>, off_t offset, ssize_t size, const u8* data)
void SharedInodeVMObject::inode_contents_changed(Badge<Inode>, off_t offset, ssize_t size, const u8* data)
{
(void)size;
(void)data;
@ -153,13 +153,13 @@ void InodeVMObject::inode_contents_changed(Badge<Inode>, off_t offset, ssize_t s
});
}
int InodeVMObject::release_all_clean_pages()
int SharedInodeVMObject::release_all_clean_pages()
{
LOCKER(m_paging_lock);
return release_all_clean_pages_impl();
}
int InodeVMObject::release_all_clean_pages_impl()
int SharedInodeVMObject::release_all_clean_pages_impl()
{
int count = 0;
InterruptDisabler disabler;
@ -175,20 +175,20 @@ int InodeVMObject::release_all_clean_pages_impl()
return count;
}
u32 InodeVMObject::writable_mappings() const
u32 SharedInodeVMObject::writable_mappings() const
{
u32 count = 0;
const_cast<InodeVMObject&>(*this).for_each_region([&](auto& region) {
const_cast<SharedInodeVMObject&>(*this).for_each_region([&](auto& region) {
if (region.is_writable())
++count;
});
return count;
}
u32 InodeVMObject::executable_mappings() const
u32 SharedInodeVMObject::executable_mappings() const
{
u32 count = 0;
const_cast<InodeVMObject&>(*this).for_each_region([&](auto& region) {
const_cast<SharedInodeVMObject&>(*this).for_each_region([&](auto& region) {
if (region.is_executable())
++count;
});

16
Kernel/VM/InodeVMObject.h → Kernel/VM/SharedInodeVMObject.h
View file

@ -32,11 +32,11 @@
namespace Kernel {
class InodeVMObject final : public VMObject {
class SharedInodeVMObject final : public VMObject {
public:
virtual ~InodeVMObject() override;
virtual ~SharedInodeVMObject() override;
static NonnullRefPtr<InodeVMObject> create_with_inode(Inode&);
static NonnullRefPtr<SharedInodeVMObject> create_with_inode(Inode&);
virtual NonnullRefPtr<VMObject> clone() override;
Inode& inode() { return *m_inode; }
@ -54,12 +54,12 @@ public:
u32 executable_mappings() const;
private:
explicit InodeVMObject(Inode&, size_t);
explicit InodeVMObject(const InodeVMObject&);
explicit SharedInodeVMObject(Inode&, size_t);
explicit SharedInodeVMObject(const SharedInodeVMObject&);
InodeVMObject& operator=(const InodeVMObject&) = delete;
InodeVMObject& operator=(InodeVMObject&&) = delete;
InodeVMObject(InodeVMObject&&) = delete;
SharedInodeVMObject& operator=(const SharedInodeVMObject&) = delete;
SharedInodeVMObject& operator=(SharedInodeVMObject&&) = delete;
SharedInodeVMObject(SharedInodeVMObject&&) = delete;
virtual bool is_inode() const override { return true; }