Messages in this thread | | | Date | Wed, 8 Aug 2007 15:30:01 +0200 | From | Andi Kleen <> | Subject | Re: [PATCH 18/25] [PATCH] turn priviled operations into macros in entry.S |
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> If you were talking about the general iretq => INTERRUPT_RETURN, then the > answer is "Yes, they are sufficient". The first version of lguest ran the > guest kernel in ring 3 (using dual page tables for guest kernel and guest > user). The current version I'm pushing runs lguest in ring 1, and the > entry.S code worked for both.
How do you implement system calls then?
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