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Kernel: List all CPUs in /proc/cpuinfo

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Tom 2020-06-27 17:06:33 -06:00 • committed by Andreas Kling
parent fb41d89384
commit d98edb3171
12 changed files with 229 additions and 64 deletions
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6
Kernel/VM/MemoryManager.cpp
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@ -270,16 +270,16 @@ PageFaultResponse MemoryManager::handle_page_fault(const PageFault& fault)
ASSERT(Thread::current);
ScopedSpinLock lock(s_lock);
if (Processor::current().in_irq()) {
dbg() << "CPU[" << Processor::id() << "] BUG! Page fault while handling IRQ! code=" << fault.code() << ", vaddr=" << fault.vaddr() << ", irq level: " << Processor::current().in_irq();
dbg() << "CPU[" << Processor::current().id() << "] BUG! Page fault while handling IRQ! code=" << fault.code() << ", vaddr=" << fault.vaddr() << ", irq level: " << Processor::current().in_irq();
dump_kernel_regions();
return PageFaultResponse::ShouldCrash;
}
#ifdef PAGE_FAULT_DEBUG
dbg() << "MM: CPU[" << Processor::id() << "] handle_page_fault(" << String::format("%w", fault.code()) << ") at " << fault.vaddr();
dbg() << "MM: CPU[" << Processor::current().id() << "] handle_page_fault(" << String::format("%w", fault.code()) << ") at " << fault.vaddr();
#endif
auto* region = region_from_vaddr(fault.vaddr());
if (!region) {
klog() << "CPU[" << Processor::id() << "] NP(error) fault at invalid address " << fault.vaddr();
klog() << "CPU[" << Processor::current().id() << "] NP(error) fault at invalid address " << fault.vaddr();
return PageFaultResponse::ShouldCrash;
}

1
Kernel/VM/PhysicalPage.h
View file

@ -27,6 +27,7 @@
#pragma once
#include <AK/NonnullRefPtr.h>
#include <Kernel/Arch/i386/CPU.h>
#include <Kernel/Assertions.h>
#include <Kernel/Heap/SlabAllocator.h>
#include <Kernel/PhysicalAddress.h>

1
Kernel/VM/Region.h
View file

@ -29,6 +29,7 @@
#include <AK/InlineLinkedList.h>
#include <AK/String.h>
#include <AK/Weakable.h>
#include <Kernel/Arch/i386/CPU.h>
#include <Kernel/Heap/SlabAllocator.h>
#include <Kernel/VM/RangeAllocator.h>
#include <Kernel/VM/VMObject.h>