What is the best way to add this configuration option? Aviv.
On Tue, May 24, 2016 at 12:25 PM Jan Kiszka <jan.kis...@siemens.com> wrote: > On 2016-05-24 10:14, Jason Wang wrote: > > On 2016年05月22日 00:19, Aviv B.D wrote: > >> From: "Aviv Ben-David" <bd.a...@gmail.com> > >> > >> This flag tells the guest to invalidate tlb cache also after unmap > >> operations. > >> > >> Signed-off-by: Aviv Ben-David <bd.a...@gmail.com> > >> --- > > > > Is this a guest visible behavior? If yes, shouldn't we cache > > translation fault conditions in IOTLB? > > It is guest visible, and this first of all means, besides requiring to > be optional, that it definitely needs to be off for compat systems. Or > it stays off by default. > > Jan > > -- > Siemens AG, Corporate Technology, CT RDA ITP SES-DE > Corporate Competence Center Embedded Linux >
