> -----Original Message----- > From: dri-devel [mailto:dri-devel-bounces@xxxxxxxxxxxxxxxxxxxxx] On Behalf Of > Joonas Lahtinen > Sent: Monday, August 7, 2017 4:24 PM > To: Zhang, Tina <tina.zhang@xxxxxxxxx>; intel-gfx@xxxxxxxxxxxxxxxxxxxxx; intel- > gvt-dev@xxxxxxxxxxxxxxxxxxxxx; dri-devel@xxxxxxxxxxxxxxxxxxxxx; > ville.syrjala@xxxxxxxxxxxxxxx; zhenyuw@xxxxxxxxxxxxxxx; Lv, Zhiyuan > <zhiyuan.lv@xxxxxxxxx>; Wang, Zhi A <zhi.a.wang@xxxxxxxxx>; > alex.williamson@xxxxxxxxxx; kraxel@xxxxxxxxxx; chris@xxxxxxxxxxxxxxxxxx; > daniel@xxxxxxxx; kwankhede@xxxxxxxxxx; Tian, Kevin <kevin.tian@xxxxxxxxx> > Subject: Re: [Intel-gfx] [PATCH v13 6/7] drm/i915: Introduce GEM proxy > > On ti, 2017-07-25 at 17:28 +0800, Tina Zhang wrote: > > GEM proxy is a kind of GEM, whose backing physical memory is pinned > > and produced by guest VM and is used by host as read only. With GEM > > proxy, host is able to access guest physical memory through GEM object > > interface. As GEM proxy is such a special kind of GEM, a new flag > > I915_GEM_OBJECT_IS_PROXY is introduced to ban host from changing the > > backing storage of GEM proxy. > > > > It is a good idea to add a changelog here to indicate what was changed since the > last patch revision. It'll be easier for the reviewer to spot the differences. > > It's also a good idea to add Cc: line for somebody who provided previous review, > this will, too, allow spotting the patch quicker. Indeed. Thanks. Tina > > > Signed-off-by: Tina Zhang <tina.zhang@xxxxxxxxx> > > <SNIP> > > > @@ -1730,7 +1744,7 @@ i915_gem_mmap_ioctl(struct drm_device *dev, > void *data, > > */ > > if (!obj->base.filp) { > > i915_gem_object_put(obj); > > - return -EINVAL; > > + return -EPERM; > > } > > This hunk should be separate bugfix patch, but other than that the patch looks > OK to me. Thanks. I will send this patch separately. Tina > > I'll let Chris comment if he feels previous comments were adequately addressed. > > Regards, Joonas > -- > Joonas Lahtinen > Open Source Technology Center > Intel Corporation > _______________________________________________ > dri-devel mailing list > dri-devel@xxxxxxxxxxxxxxxxxxxxx > https://lists.freedesktop.org/mailman/listinfo/dri-devel _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
