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AK: Add global FlatPtr typedef. It's u32 or u64, based on sizeof(void*)

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Use this instead of uintptr_t throughout the codebase. This makes it
possible to pass a FlatPtr to something that has u32 and u64 overloads.
This commit is contained in:
Andreas Kling 2020-03-08 10:36:51 +01:00
parent b98d8ad5b0
commit b1058b33fb
36 changed files with 164 additions and 161 deletions
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12
Kernel/PerformanceEventBuffer.cpp
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@ -37,7 +37,7 @@ PerformanceEventBuffer::PerformanceEventBuffer()
{
}
KResult PerformanceEventBuffer::append(int type, uintptr_t arg1, uintptr_t arg2)
KResult PerformanceEventBuffer::append(int type, FlatPtr arg1, FlatPtr arg2)
{
if (count() >= capacity())
return KResult(-ENOBUFS);
@ -63,17 +63,17 @@ KResult PerformanceEventBuffer::append(int type, uintptr_t arg1, uintptr_t arg2)
return KResult(-EINVAL);
}
uintptr_t ebp;
FlatPtr ebp;
asm volatile("movl %%ebp, %%eax"
: "=a"(ebp));
//copy_from_user(&ebp, (uintptr_t*)current->get_register_dump_from_stack().ebp);
Vector<uintptr_t> backtrace;
//copy_from_user(&ebp, (FlatPtr*)current->get_register_dump_from_stack().ebp);
Vector<FlatPtr> backtrace;
{
SmapDisabler disabler;
backtrace = Thread::current->raw_backtrace(ebp);
}
event.stack_size = min(sizeof(event.stack) / sizeof(uintptr_t), static_cast<size_t>(backtrace.size()));
memcpy(event.stack, backtrace.data(), event.stack_size * sizeof(uintptr_t));
event.stack_size = min(sizeof(event.stack) / sizeof(FlatPtr), static_cast<size_t>(backtrace.size()));
memcpy(event.stack, backtrace.data(), event.stack_size * sizeof(FlatPtr));
#ifdef VERY_DEBUG
for (size_t i = 0; i < event.stack_size; ++i)