Re: linux-next: manual merge of the drm-intel tree with the drm-intel-fixes tree

[Stephen Rothwell]

Hi all,

On Wed, 11 Mar 2020 13:36:35 +1100 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> Today's linux-next merge of the drm-intel tree got a conflict in:
> 
>   drivers/gpu/drm/i915/gvt/vgpu.c
> 
> between commit:
> 
>   04d6067f1f19 ("drm/i915/gvt: Fix unnecessary schedule timer when no vGPU exits")
> 
> from the drm-intel-fixes tree and commit:
> 
>   12d5861973c7 ("drm/i915/gvt: Make WARN* drm specific where vgpu ptr is available")
> 
> from the drm-intel tree.
> 
> I fixed it up (see below) and can carry the fix as necessary. This
> is now fixed as far as linux-next is concerned, but any non trivial
> conflicts should be mentioned to your upstream maintainer when your tree
> is submitted for merging.  You may also want to consider cooperating
> with the maintainer of the conflicting tree to minimise any particularly
> complex conflicts.
> 
> -- 
> Cheers,
> Stephen Rothwell
> 
> diff --cc drivers/gpu/drm/i915/gvt/vgpu.c
> index 345c2aa3b491,abcde8ce1a9a..000000000000
> --- a/drivers/gpu/drm/i915/gvt/vgpu.c
> +++ b/drivers/gpu/drm/i915/gvt/vgpu.c
> @@@ -271,18 -272,12 +272,19 @@@ void intel_gvt_release_vgpu(struct inte
>   void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu)
>   {
>   	struct intel_gvt *gvt = vgpu->gvt;
> + 	struct drm_i915_private *i915 = gvt->gt->i915;
>   
> - 	WARN(vgpu->active, "vGPU is still active!\n");
>  -	mutex_lock(&vgpu->vgpu_lock);
>  -
> + 	drm_WARN(&i915->drm, vgpu->active, "vGPU is still active!\n");
>   
>  +	/*
>  +	 * remove idr first so later clean can judge if need to stop
>  +	 * service if no active vgpu.
>  +	 */
>  +	mutex_lock(&gvt->lock);
>  +	idr_remove(&gvt->vgpu_idr, vgpu->id);
>  +	mutex_unlock(&gvt->lock);
>  +
>  +	mutex_lock(&vgpu->vgpu_lock);
>   	intel_gvt_debugfs_remove_vgpu(vgpu);
>   	intel_vgpu_clean_sched_policy(vgpu);
>   	intel_vgpu_clean_submission(vgpu);

This is now a conflict between the drm tree and Linus' tree.

-- 
Cheers,
Stephen Rothwell

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