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Philipp Oppermann
2016-09-20 17:16:13 +02:00
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blog/post/11-returning-from-exceptions.md
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@@ -886,4 +886,7 @@ When we execute `make run` now, we should see the _“It did not crash”_ messa
Our `iretq` logic seems to work! So let's remove the `0xdeadbeaf` hack from our `page_fault_handler` again. Our `iretq` logic seems to work! So let's remove the `0xdeadbeaf` hack from our `page_fault_handler` again.
## What's next? ## What's next?
double faults We are now able to catch exceptions and to return from them. However, there are still exceptions that completely crash our kernel by causing a [triple fault]. In the next post, we will fix this issue by handling a special type of exception: the [double fault]. Thus, we will be able to avoid random reboots in our kernel.
[triple fault]: https://en.wikipedia.org/wiki/Triple_fault
[double fault]: https://en.wikipedia.org/wiki/Double_fault