From mboxrd@z Thu Jan 1 00:00:00 1970 From: gleb@redhat.com (Gleb Natapov) Date: Sun, 25 Aug 2013 17:48:47 +0300 Subject: [PATCH 2/3] KVM: ARM: Get rid of KVM_HPAGE_ defines In-Reply-To: References: <1376021239-10532-1-git-send-email-christoffer.dall@linaro.org> <1376058613-26400-1-git-send-email-christoffer.dall@linaro.org> <20130825140529.GT8218@redhat.com> Message-ID: <20130825144847.GV8218@redhat.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Sun, Aug 25, 2013 at 03:29:17PM +0100, Peter Maydell wrote: > On 25 August 2013 15:05, Gleb Natapov wrote: > > (you will probably need them when you will implement > > nested HYP mode :)). > > Smiley noted, but this is pretty unlikely since it's not possible > to lie to the guest about which mode it's in, so you can't make > a guest think it's in Hyp mode. > I suspected this, but forgot most that I read about Hyp mode by now. Need to refresh my memory ASAP. Is it impossible even with a lot of emulation? Can guest detect that it is not in a Hyp mode without trapping into hypervisor? -- Gleb.