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Kernel: Wrap RegionTree objects in SpinlockProtected

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This makes locking them much more straightforward, and we can remove
a bunch of confusing use of AddressSpace::m_lock. That lock will also
be converted to use of SpinlockProtected in a subsequent patch.
This commit is contained in:
Andreas Kling 2022-08-23 12:28:04 +02:00
parent 352d6545a9
commit dc9d2c1b10
9 changed files with 251 additions and 234 deletions
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13
Kernel/PerformanceEventBuffer.cpp
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@ -354,12 +354,13 @@ ErrorOr<void> PerformanceEventBuffer::add_process(Process const& process, Proces
});
TRY(result);
for (auto const& region : process.address_space().regions()) {
TRY(append_with_ip_and_bp(process.pid(), 0,
0, 0, PERF_EVENT_MMAP, 0, region.range().base().get(), region.range().size(), region.name()));
}
return {};
return process.address_space().region_tree().with([&](auto& region_tree) -> ErrorOr<void> {
for (auto const& region : region_tree.regions()) {
TRY(append_with_ip_and_bp(process.pid(), 0,
0, 0, PERF_EVENT_MMAP, 0, region.range().base().get(), region.range().size(), region.name()));
}
return {};
});
}
ErrorOr<FlatPtr> PerformanceEventBuffer::register_string(NonnullOwnPtr<KString> string)