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Kernel: Remove "has made executable exception for dynamic loader" flag

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As Idan pointed out, this flag is actually not needed, since we don't
allow transitioning from previously-executable to writable anyway.
This commit is contained in:
Andreas Kling 2021-01-30 10:06:52 +01:00
parent 5b37c0a71a
commit e55ef70e5e
2 changed files with 4 additions and 32 deletions
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10
Kernel/VM/Region.h
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@ -50,8 +50,6 @@ class Region final
MAKE_SLAB_ALLOCATED(Region)
public:
// 76543210
// eXWR xwr
enum Access : u8 {
Read = 1,
Write = 2,
@ -59,7 +57,6 @@ public:
HasBeenReadable = 16,
HasBeenWritable = 32,
HasBeenExecutable = 64,
HasMadeExecutableExceptionForDynamicLoader = 128,
};
static NonnullOwnPtr<Region> create_user_accessible(Process*, const Range&, NonnullRefPtr<VMObject>, size_t offset_in_vmobject, const StringView& name, u8 access, bool cacheable, bool shared);
@ -78,13 +75,6 @@ public:
bool has_been_writable() const { return m_access & Access::HasBeenWritable; }
bool has_been_executable() const { return m_access & Access::HasBeenExecutable; }
bool has_made_executable_exception_for_dynamic_loader() const { return m_access & Access::HasMadeExecutableExceptionForDynamicLoader; }
void set_has_made_executable_exception_for_dynamic_loader()
{
ASSERT(!has_made_executable_exception_for_dynamic_loader());
m_access |= Access::HasMadeExecutableExceptionForDynamicLoader;
}
bool is_cacheable() const { return m_cacheable; }
const String& name() const { return m_name; }
unsigned access() const { return m_access; }