Date: Thu, 22 Oct 2015 22:21:02 -0700 From: Cory Smelosky <corys@ixsystems.com> To: freebsd-virtualization@freebsd.org Subject: Re: Issues with bhyve under KVM Message-ID: <941285e78b5cd6a3a9283ef1f0068893@ixsystems.com> In-Reply-To: <56287F01.7060308@freebsd.org> References: <061b9d92bf351baa9263279e86513861@ixsystems.com> <78cd6c472dfa583c81442d766e620bf7@ixsystems.com> <56287F01.7060308@freebsd.org>
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On 2015-10-21 23:15, Peter Grehan wrote: > Hi Cory, > >> `dmesg` prints a message saying that VT-x is "disabled by BIOS" (I >> passed -L and -bios pointed at OVMF just in case it was a strange >> SEABIOS compile option) to no change. -cpu is set to host, I have >> also >> tried passing -cpu qemu64,+vmx manually to no change. > > That's not strictly true, and in this case harmless. I'll make sure > that is fixed. Ahhh. Yeah - misleading errors are annoying! > >> Oct 14 06:13:19 kernel: vmx_init: processor does not support desired >> basic capabilities > > bhyve expects that the CPU supports INS/OUTS exits. This is signalled > in bit 54 of the VMX_BASIC MSR. I'll have a talk with Neel about the > implications of ignoring this bit. Hmm. Does Linux KVM ignore it? (does -host not emulate all MSRs?) > > later, > > Peter. -- -- Cory Smelosky iXsystems
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