Re: [Intel-gfx] Wrt golden MMIO/CFG snaphot in GVT-g

2016-06-03 Thread Tian, Kevin
> From: Joonas Lahtinen [mailto:joonas.lahti...@linux.intel.com] > Sent: Friday, May 27, 2016 7:39 PM > > On pe, 2016-05-27 at 10:09 +, Tian, Kevin wrote: > > Curious why leaking BIOS configuration to VM is a security problem… > > Can someone elaborate this view? > > > > Hi, > > It is a pote

Re: [Intel-gfx] Wrt golden MMIO/CFG snaphot in GVT-g

2016-05-27 Thread Joonas Lahtinen
On pe, 2016-05-27 at 10:09 +, Tian, Kevin wrote: > Curious why leaking BIOS configuration to VM is a security problem… > Can someone elaborate this view? >   Hi, It is a potential vector in case we are blindly reading everything but blacklisted registers. Whitelisting would make it less so.

Re: [Intel-gfx] Wrt golden MMIO/CFG snaphot in GVT-g

2016-05-27 Thread Tian, Kevin
Curious why leaking BIOS configuration to VM is a security problem... Can someone elaborate this view? From: Wang, Zhi A Sent: Friday, May 27, 2016 6:05 PM To: intel-gfx@lists.freedesktop.org Cc: joonas.lahti...@linux.intel.com; Chris Wilson; Vetter, Daniel; tvrtko.ursu...@linux.intel.com; Tian,