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Everywhere: Replace a bundle of dbg with dbgln.

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These changes are arbitrarily divided into multiple commits to make it
easier to find potentially introduced bugs with git bisect.Everything:
This commit is contained in:
asynts 2021-01-10 16:21:56 +01:00 • committed by Andreas Kling
parent 5931758dbc
commit 723effd051
13 changed files with 55 additions and 48 deletions
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8
Kernel/VM/AnonymousVMObject.cpp
View file

@ -90,7 +90,7 @@ NonnullRefPtr<AnonymousVMObject> AnonymousVMObject::create_with_physical_page(Ph
RefPtr<AnonymousVMObject> AnonymousVMObject::create_for_physical_range(PhysicalAddress paddr, size_t size)
{
if (paddr.offset(size) < paddr) {
dbg() << "Shenanigans! create_for_physical_range(" << paddr << ", " << size << ") would wrap around";
dbgln("Shenanigans! create_for_physical_range({}, {}) would wrap around", paddr, size);
return nullptr;
}
return adopt(*new AnonymousVMObject(paddr, size));
@ -482,9 +482,11 @@ PageFaultResponse AnonymousVMObject::handle_cow_fault(size_t page_index, Virtual
void* fault_at;
if (!safe_memcpy(dest_ptr, vaddr.as_ptr(), PAGE_SIZE, fault_at)) {
if ((u8*)fault_at >= dest_ptr && (u8*)fault_at <= dest_ptr + PAGE_SIZE)
dbg() << " >> COW: error copying page " << page_slot->paddr() << "/" << vaddr << " to " << page->paddr() << "/" << VirtualAddress(dest_ptr) << ": failed to write to page at " << VirtualAddress(fault_at);
dbgln(" >> COW: error copying page {}/{} to {}/{}: failed to write to page at {}",
page_slot->paddr(), vaddr, page->paddr(), VirtualAddress(dest_ptr), VirtualAddress(fault_at));
else if ((u8*)fault_at >= vaddr.as_ptr() && (u8*)fault_at <= vaddr.as_ptr() + PAGE_SIZE)
dbg() << " >> COW: error copying page " << page_slot->paddr() << "/" << vaddr << " to " << page->paddr() << "/" << VirtualAddress(dest_ptr) << ": failed to read from page at " << VirtualAddress(fault_at);
dbgln(" >> COW: error copying page {}/{} to {}/{}: failed to read from page at {}",
page_slot->paddr(), vaddr, page->paddr(), VirtualAddress(dest_ptr), VirtualAddress(fault_at));
else
ASSERT_NOT_REACHED();
}

2
Kernel/VM/InodeVMObject.cpp
View file

@ -74,7 +74,7 @@ size_t InodeVMObject::amount_dirty() const
void InodeVMObject::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;
dbgln("VMObject::inode_size_changed: ({}:{}) {} -> {}", m_inode->fsid(), m_inode->index(), old_size, new_size);
InterruptDisabler disabler;

9
Kernel/VM/MemoryManager.cpp
View file

@ -243,7 +243,7 @@ PageTableEntry* MemoryManager::ensure_pte(PageDirectory& page_directory, Virtual
bool did_purge = false;
auto page_table = allocate_user_physical_page(ShouldZeroFill::Yes, &did_purge);
if (!page_table) {
dbg() << "MM: Unable to allocate page table to map " << vaddr;
dbgln("MM: Unable to allocate page table to map {}", vaddr);
return nullptr;
}
if (did_purge) {
@ -382,7 +382,8 @@ PageFaultResponse MemoryManager::handle_page_fault(const PageFault& fault)
ASSERT_INTERRUPTS_DISABLED();
ScopedSpinLock lock(s_mm_lock);
if (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();
dbgln("CPU[{}] BUG! Page fault while handling IRQ! code={}, vaddr={}, irq level: {}",
Processor::current().id(), fault.code(), fault.vaddr(), Processor::current().in_irq());
dump_kernel_regions();
return PageFaultResponse::ShouldCrash;
}
@ -808,14 +809,14 @@ bool MemoryManager::validate_range(const Process& process, VirtualAddress base_v
ASSERT(s_mm_lock.is_locked());
ASSERT(size);
if (base_vaddr > base_vaddr.offset(size)) {
dbg() << "Shenanigans! Asked to validate wrappy " << base_vaddr << " size=" << size;
dbgln("Shenanigans! Asked to validate wrappy {} size={}", base_vaddr, size);
return false;
}
VirtualAddress vaddr = base_vaddr.page_base();
VirtualAddress end_vaddr = base_vaddr.offset(size - 1).page_base();
if (end_vaddr < vaddr) {
dbg() << "Shenanigans! Asked to validate " << base_vaddr << " size=" << size;
dbgln("Shenanigans! Asked to validate {} size={}", base_vaddr, size);
return false;
}
const Region* region = nullptr;

6
Kernel/VM/RangeAllocator.cpp
View file

@ -63,9 +63,9 @@ RangeAllocator::~RangeAllocator()
void RangeAllocator::dump() const
{
ASSERT(m_lock.is_locked());
dbg() << "RangeAllocator{" << this << "}";
dbgln("RangeAllocator({})", this);
for (auto& range : m_available_ranges) {
dbg() << " " << String::format("%x", range.base().get()) << " -> " << String::format("%x", range.end().get() - 1);
dbgln(" {:x} -> {:x}", range.base().get(), range.end().get() - 1);
}
}
@ -161,7 +161,7 @@ Range RangeAllocator::allocate_specific(VirtualAddress base, size_t size)
#endif
return allocated_range;
}
dbg() << "VRA: Failed to allocate specific range: " << base << "(" << size << ")";
dbgln("VRA: Failed to allocate specific range: {}({})", base, size);
return {};
}

13
Kernel/VM/Region.cpp
View file

@ -437,11 +437,11 @@ PageFaultResponse Region::handle_fault(const PageFault& fault)
auto page_index_in_region = page_index_from_address(fault.vaddr());
if (fault.type() == PageFault::Type::PageNotPresent) {
if (fault.is_read() && !is_readable()) {
dbg() << "NP(non-readable) fault in Region{" << this << "}[" << page_index_in_region << "]";
dbgln("NP(non-readable) fault in Region({})[{}]", this, page_index_in_region);
return PageFaultResponse::ShouldCrash;
}
if (fault.is_write() && !is_writable()) {
dbg() << "NP(non-writable) write fault in Region{" << this << "}[" << page_index_in_region << "] at " << fault.vaddr();
dbgln("NP(non-writable) write fault in Region({})[{}] at {}", this, page_index_in_region, fault.vaddr());
return PageFaultResponse::ShouldCrash;
}
if (vmobject().is_inode()) {
@ -466,7 +466,7 @@ PageFaultResponse Region::handle_fault(const PageFault& fault)
}
return handle_zero_fault(page_index_in_region);
#else
dbg() << "BUG! Unexpected NP fault at " << fault.vaddr();
dbgln("BUG! Unexpected NP fault at {}", fault.vaddr());
return PageFaultResponse::ShouldCrash;
#endif
}
@ -484,7 +484,7 @@ PageFaultResponse Region::handle_fault(const PageFault& fault)
}
return handle_cow_fault(page_index_in_region);
}
dbg() << "PV(error) fault in Region{" << this << "}[" << page_index_in_region << "] at " << fault.vaddr();
dbgln("PV(error) fault in Region({})[{}] at {}", this, page_index_in_region, fault.vaddr());
return PageFaultResponse::ShouldCrash;
}
@ -608,7 +608,10 @@ PageFaultResponse Region::handle_inode_fault(size_t page_index_in_region)
void* fault_at;
if (!safe_memcpy(dest_ptr, page_buffer, PAGE_SIZE, fault_at)) {
if ((u8*)fault_at >= dest_ptr && (u8*)fault_at <= dest_ptr + PAGE_SIZE)
dbg() << " >> inode fault: error copying data to " << vmobject_physical_page_entry->paddr() << "/" << VirtualAddress(dest_ptr) << ", failed at " << VirtualAddress(fault_at);
dbgln(" >> inode fault: error copying data to {}/{}, failed at {}",
vmobject_physical_page_entry->paddr(),
VirtualAddress(dest_ptr),
VirtualAddress(fault_at));
else
ASSERT_NOT_REACHED();
}