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Kernel: Make KBuffer::try_create_with_size() return KResultOr
This allows us to use TRY() in a lot of new places.
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10 changed files with 31 additions and 72 deletions
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@ -274,10 +274,10 @@ bool PerformanceEventBuffer::to_json(KBufferBuilder& builder) const
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OwnPtr<PerformanceEventBuffer> PerformanceEventBuffer::try_create_with_size(size_t buffer_size)
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{
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auto buffer = KBuffer::try_create_with_size(buffer_size, Memory::Region::Access::ReadWrite, "Performance events", AllocationStrategy::AllocateNow);
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if (!buffer)
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auto buffer_or_error = KBuffer::try_create_with_size(buffer_size, Memory::Region::Access::ReadWrite, "Performance events", AllocationStrategy::AllocateNow);
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if (buffer_or_error.is_error())
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return {};
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return adopt_own_if_nonnull(new (nothrow) PerformanceEventBuffer(buffer.release_nonnull()));
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return adopt_own_if_nonnull(new (nothrow) PerformanceEventBuffer(buffer_or_error.release_value()));
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}
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void PerformanceEventBuffer::add_process(const Process& process, ProcessEventType event_type)
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