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kern: implement memory debug

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This commit is contained in:
Michael Scire 2020-12-10 16:31:47 -08:00
parent 6df26d674c
commit be8473cf65
10 changed files with 155 additions and 2 deletions
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82
libraries/libmesosphere/source/kern_k_dump_object.cpp
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@ -125,6 +125,47 @@ namespace ams::kern::KDumpObject {
MESOSPHERE_RELEASE_LOG("\n\n");
}
void DumpMemory(KProcess *process) {
const auto process_id = process->GetId();
MESOSPHERE_RELEASE_LOG("Process ID=%3lu (%s)\n", process_id, process->GetName());
/* Dump the memory blocks. */
process->GetPageTable().DumpMemoryBlocks();
/* Collect information about memory totals. */
const size_t code = process->GetPageTable().GetCodeSize();
const size_t code_data = process->GetPageTable().GetCodeDataSize();
const size_t alias_code = process->GetPageTable().GetAliasCodeSize();
const size_t alias_code_data = process->GetPageTable().GetAliasCodeDataSize();
const size_t normal = process->GetPageTable().GetNormalMemorySize();
const size_t main_stack = process->GetMainStackSize();
size_t shared = 0;
{
KSharedMemory::ListAccessor accessor;
const auto end = accessor.end();
for (auto it = accessor.begin(); it != end; ++it) {
KSharedMemory *shared_mem = static_cast<KSharedMemory *>(std::addressof(*it));
if (shared_mem->GetOwnerProcessId() == process_id) {
shared += shared_mem->GetSize();
}
}
}
/* Dump the totals. */
MESOSPHERE_RELEASE_LOG("---\n");
MESOSPHERE_RELEASE_LOG("Code %8zu KB\n", code / 1_KB);
MESOSPHERE_RELEASE_LOG("CodeData %8zu KB\n", code_data / 1_KB);
MESOSPHERE_RELEASE_LOG("AliasCode %8zu KB\n", alias_code / 1_KB);
MESOSPHERE_RELEASE_LOG("AliasCodeData %8zu KB\n", alias_code_data / 1_KB);
MESOSPHERE_RELEASE_LOG("Heap %8zu KB\n", normal / 1_KB);
MESOSPHERE_RELEASE_LOG("SharedMemory %8zu KB\n", shared / 1_KB);
MESOSPHERE_RELEASE_LOG("InitialStack %8zu KB\n", main_stack / 1_KB);
MESOSPHERE_RELEASE_LOG("---\n");
MESOSPHERE_RELEASE_LOG("TOTAL %8zu KB\n", (code + code_data + alias_code + alias_code_data + normal + main_stack + shared) / 1_KB);
MESOSPHERE_RELEASE_LOG("\n\n");
}
void DumpProcess(KProcess *process) {
MESOSPHERE_RELEASE_LOG("Process ID=%3lu index=%3zu State=%d (%s)\n", process->GetId(), process->GetSlabIndex(), process->GetState(), process->GetName());
}
@ -501,6 +542,47 @@ namespace ams::kern::KDumpObject {
MESOSPHERE_RELEASE_LOG("\n");
}
void DumpKernelMemory() {
MESOSPHERE_RELEASE_LOG("Dump Kernel Memory Info\n");
{
Kernel::GetKernelPageTable().DumpMemoryBlocks();
}
MESOSPHERE_RELEASE_LOG("\n");
}
void DumpMemory() {
MESOSPHERE_RELEASE_LOG("Dump Memory Info\n");
{
/* Lock the list. */
KProcess::ListAccessor accessor;
const auto end = accessor.end();
/* Dump each process. */
for (auto it = accessor.begin(); it != end; ++it) {
DumpMemory(static_cast<KProcess *>(std::addressof(*it)));
}
}
MESOSPHERE_RELEASE_LOG("\n");
}
void DumpMemory(u64 process_id) {
MESOSPHERE_RELEASE_LOG("Dump Memory Info\n");
{
/* Find and dump the target process. */
if (KProcess *process = KProcess::GetProcessFromId(process_id); process != nullptr) {
ON_SCOPE_EXIT { process->Close(); };
DumpMemory(process);
}
}
MESOSPHERE_RELEASE_LOG("\n");
}
void DumpProcess() {
MESOSPHERE_RELEASE_LOG("Dump Process\n");