Recent MFC to 7 causes crash on VMware ESXi
kostikbel at gmail.com
Mon Feb 8 19:46:59 UTC 2010
On Mon, Feb 08, 2010 at 02:42:33PM -0500, John Baldwin wrote:
> On Monday 08 February 2010 1:51:46 pm Kostik Belousov wrote:
> > On Mon, Feb 08, 2010 at 01:15:06PM -0500, John Baldwin wrote:
> > > > > I thought the old condition only happened under VMware?
> > > >
> > > > Reports I got where from XEN.
> > >
> > > Ok. Those would also be covered under the vm_guest test as it is
> > > non-zero for Xen, VMware, Parallels, etc.
> > What I said was suggestion and not objection. Ignore me.
> Were there any reports of problems with Intel CPUs that weren't under a
> virtualization system? If so, we should keep the test, but my understanding
> was that the test was only true under specific virtualization environments.
Forcing Intel CPU to use CLFLUSH, by clearing SS bit, caused
reserved trap on Pentium M at least. My concern is that if Intel
makes some stripped-down CPU with CLFLUSH but without SS logic,
we would be affected.
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