Re: [Xen-devel] [PATCH v2 11/16] x86: don't set sysenter_entry in vmcs when !CONFIG_PV

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Fri, Nov 02, 2018 at 08:32:11AM -0600, Jan Beulich wrote:
> >>> On 02.11.18 at 15:05, <wei.liu2@xxxxxxxxxx> wrote:
> > On Fri, Oct 19, 2018 at 03:28:37PM +0100, Wei Liu wrote:
> >> The symbol will not be available when PV is disabled.
> >> 
> >> Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx>
> > 
> > In light of the discussion of the previous patch, a stub for
> > sysenter_entry will be provided, so this patch can be dropped.
> 
> As said - SYSENTER is fine without stub, due to its different
> faulting conditions compared to SYSCALL. Just zero the
> respective MSR(s).

OK.

Wei.

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