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Merge tag 'gvt-fixes-2020-02-26' of https://github.com/intel/gvt-linux into drm-intel-fixes

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gvt-fixes-2020-02-26

- Fix virtual display reset (Tina)
- Fix one use-after-free for dmabuf (Tina)

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
From: Zhenyu Wang <zhenyuw@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200226103016.GC10413@zhen-hp.sh.intel.com
This commit is contained in:
Jani Nikula 2020-02-26 22:58:24 +02:00
commit 8e9a400c70
2 changed files with 2 additions and 2 deletions
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2
drivers/gpu/drm/i915/gvt/dmabuf.c
View File

@ -151,12 +151,12 @@ static void dmabuf_gem_object_free(struct kref *kref)
dmabuf_obj = container_of(pos,
struct intel_vgpu_dmabuf_obj, list);
if (dmabuf_obj == obj) {
list_del(pos);
intel_gvt_hypervisor_put_vfio_device(vgpu);
idr_remove(&vgpu->object_idr,
dmabuf_obj->dmabuf_id);
kfree(dmabuf_obj->info);
kfree(dmabuf_obj);
list_del(pos);
break;
}
}

2
drivers/gpu/drm/i915/gvt/vgpu.c
View File

@ -560,9 +560,9 @@ void intel_gvt_reset_vgpu_locked(struct intel_vgpu *vgpu, bool dmlr,
intel_vgpu_reset_mmio(vgpu, dmlr);
populate_pvinfo_page(vgpu);
intel_vgpu_reset_display(vgpu);
if (dmlr) {
intel_vgpu_reset_display(vgpu);
intel_vgpu_reset_cfg_space(vgpu);
/* only reset the failsafe mode when dmlr reset */
vgpu->failsafe = false;