git.baikalelectronics.ru Git - kernel.git/commit

author	Zhenyu Wang <zhenyuw@linux.intel.com>
	Thu, 12 Dec 2019 08:46:14 +0000 (16:46 +0800)
committer	Zhenyu Wang <zhenyuw@linux.intel.com>
	Fri, 13 Dec 2019 03:15:25 +0000 (11:15 +0800)
commit	ed611000991d58d220bd9d91ba9fbf3136e9b977
tree	cb456f25d1d2e2d890b9e31d3df167a1fc4065a7	tree \| snapshot
parent	6970826f3052678cb353027b98c78622d5fd67a3	commit \| diff

drm/i915/gvt: set guest display buffer as readonly

We shouldn't allow write for exposed guest display buffer which
doesn't make sense. So explicitly set read only flag for display
dmabuf allocated object.

Fixes: 493676e3dbd2 ("drm/i915/gvt: Dmabuf support for GVT-g")
Cc: Tina Zhang <tina.zhang@intel.com>
Acked-by: Tina Zhang <tina.zhang@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20191212084614.1100-1-zhenyuw@linux.intel.com