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Kernel: Switch singletons to use new Singleton class

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Fixes #3226
This commit is contained in:
Tom 2020-08-20 09:36:06 -06:00 • committed by Andreas Kling
parent 527c8047fe
commit f48feae0b2
44 changed files with 184 additions and 146 deletions
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8
Kernel/VM/PageDirectory.cpp
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@ -27,6 +27,7 @@
#include <AK/Memory.h>
#include <Kernel/Process.h>
#include <Kernel/Random.h>
#include <Kernel/Singleton.h>
#include <Kernel/Thread.h>
#include <Kernel/VM/MemoryManager.h>
#include <Kernel/VM/PageDirectory.h>
@ -37,13 +38,12 @@ static const FlatPtr userspace_range_base = 0x00800000;
static const FlatPtr userspace_range_ceiling = 0xbe000000;
static const FlatPtr kernelspace_range_base = 0xc0800000;
static auto s_cr3_map = make_singleton<HashMap<u32, PageDirectory*>>();
static HashMap<u32, PageDirectory*>& cr3_map()
{
ASSERT_INTERRUPTS_DISABLED();
static HashMap<u32, PageDirectory*>* map;
if (!map)
map = new HashMap<u32, PageDirectory*>;
return *map;
return *s_cr3_map;
}
RefPtr<PageDirectory> PageDirectory::find_by_cr3(u32 cr3)