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Fix some paging related bugs exposed by the spawn stress test.

- Process::exec() needs to restore the original paging scope when called
  on a non-current process.
- Add missing InterruptDisabler guards around g_processes access.
- Only flush the TLB when modifying the active page tables.
This commit is contained in:
Andreas Kling 2018-11-09 01:25:31 +01:00
parent 7b96218389
commit e71cb1c56b
13 changed files with 110 additions and 67 deletions

View file

@ -55,6 +55,8 @@ private:
struct PageDirectory {
dword entries[1024];
RetainPtr<PhysicalPage> physical_pages[1024];
bool is_active() const;
};
class VMObject : public Retainable<VMObject> {