[Mesa-dev] [PATCH] gallium/drivers: initialize pipe_resource::next to NULL

Roland Scheidegger sroland at vmware.com
Mon Oct 3 23:45:51 UTC 2016


Sounds reasonable to me.

Roland

Am 04.10.2016 um 01:44 schrieb Rob Clark:
> There are a lot of callers for ->resource_create() and friends..
> although I suspect it is a small subset that don't zero-init.  But
> I'll have to go through all the call sites and check, but I didn't yet
> find time yet to do that today..
> 
> I don't want to annoy too many folks w/ broken piglits, so if anyone
> is impatient I can push the current patch, and then squash a revert
> into a patch that fixes up the ->resource_create()/etc callers if that
> turns out to be the more reasonable thing..
> 
> BR,
> -R
> 
> On Mon, Oct 3, 2016 at 12:53 PM, Roland Scheidegger <sroland at vmware.com> wrote:
>> In an ideal world everybody would zero-intialize the template I suppose
>> - then it would easily survive such interface changes.
>> I thought though there shouldn't be many callers but I might have been
>> wrong about this...
>>
>> Roland
>>
>>
>> Am 03.10.2016 um 18:48 schrieb Rob Clark:
>>> the interface is a bit hand-wavey, ie. w/ things like prsc->screen
>>> overwriten by driver..  I guess I can try to track down the
>>> screen->resource_create() callers that aren't zero-init'ing the templ,
>>> although the # of callers seemed much higher than # of drivers
>>>
>>> BR,
>>> -R
>>>
>>> On Mon, Oct 3, 2016 at 12:27 PM, Roland Scheidegger <sroland at vmware.com> wrote:
>>>> I don't think that's really a good idea. Zero-initializing things is one
>>>> thing, but explicitly overwrite things which were given to the driver by
>>>> the st is something else.
>>>> (I'm not even sure how it works if the driver always overwrites this to
>>>> zero no matter what. Well I suppose those are the consequences of an
>>>> interface hack.)
>>>>
>>>> I'd say state trackers should be fixed up and call it a day.
>>>>
>>>> Roland
>>>>
>>>>
>>>> Am 03.10.2016 um 18:07 schrieb Rob Clark:
>>>>> Fix potential issues if state-tracker passes in garbage in templ->next
>>>>> ptr.
>>>>>
>>>>> See:
>>>>> https://urldefense.proofpoint.com/v2/url?u=https-3A__lists.freedesktop.org_archives_mesa-2Ddev_2016-2DSeptember_129867.html&d=CwIBaQ&c=Sqcl0Ez6M0X8aeM67LKIiDJAXVeAw-YihVMNtXt-uEs&r=Vjtt0vs_iqoI31UfJxBl7yv9I2FeiaeAYgMTLKRBc_I&m=xInPlWMLKJbs4ustrVugY4N6Sseh_nm5QM_qcOIvtDo&s=MBmwoG54VaoRJJdRHILG3BGMMjEABrG7shS9onVV2ns&e=
>>>>>
>>>>> Signed-off-by: Rob Clark <robdclark at gmail.com>
>>>>> ---
>>>>>  src/gallium/drivers/freedreno/freedreno_resource.c | 2 ++
>>>>>  src/gallium/drivers/i915/i915_resource_buffer.c    | 1 +
>>>>>  src/gallium/drivers/i915/i915_resource_texture.c   | 2 ++
>>>>>  src/gallium/drivers/ilo/ilo_resource.c             | 2 ++
>>>>>  src/gallium/drivers/llvmpipe/lp_texture.c          | 2 ++
>>>>>  src/gallium/drivers/noop/noop_pipe.c               | 1 +
>>>>>  src/gallium/drivers/nouveau/nouveau_buffer.c       | 1 +
>>>>>  src/gallium/drivers/nouveau/nv30/nv30_miptree.c    | 2 ++
>>>>>  src/gallium/drivers/nouveau/nv50/nv50_miptree.c    | 2 ++
>>>>>  src/gallium/drivers/nouveau/nvc0/nvc0_miptree.c    | 1 +
>>>>>  src/gallium/drivers/r300/r300_screen_buffer.c      | 1 +
>>>>>  src/gallium/drivers/r600/evergreen_compute.c       | 1 +
>>>>>  src/gallium/drivers/rbug/rbug_objects.c            | 1 +
>>>>>  src/gallium/drivers/softpipe/sp_texture.c          | 2 ++
>>>>>  src/gallium/drivers/svga/svga_resource_buffer.c    | 1 +
>>>>>  src/gallium/drivers/svga/svga_resource_texture.c   | 2 ++
>>>>>  src/gallium/drivers/swr/swr_screen.cpp             | 1 +
>>>>>  src/gallium/drivers/trace/tr_texture.c             | 1 +
>>>>>  src/gallium/drivers/vc4/vc4_resource.c             | 1 +
>>>>>  src/gallium/drivers/virgl/virgl_buffer.c           | 1 +
>>>>>  src/gallium/drivers/virgl/virgl_texture.c          | 2 ++
>>>>>  21 files changed, 30 insertions(+)
>>>>>
>>>>> diff --git a/src/gallium/drivers/freedreno/freedreno_resource.c b/src/gallium/drivers/freedreno/freedreno_resource.c
>>>>> index 1874271..2f37fae 100644
>>>>> --- a/src/gallium/drivers/freedreno/freedreno_resource.c
>>>>> +++ b/src/gallium/drivers/freedreno/freedreno_resource.c
>>>>> @@ -795,6 +795,7 @@ fd_resource_create(struct pipe_screen *pscreen,
>>>>>               return NULL;
>>>>>
>>>>>       *prsc = *tmpl;
>>>>> +     prsc->next = NULL;
>>>>>
>>>>>       pipe_reference_init(&prsc->reference, 1);
>>>>>
>>>>> @@ -891,6 +892,7 @@ fd_resource_from_handle(struct pipe_screen *pscreen,
>>>>>               return NULL;
>>>>>
>>>>>       *prsc = *tmpl;
>>>>> +     prsc->next = NULL;
>>>>>
>>>>>       pipe_reference_init(&prsc->reference, 1);
>>>>>
>>>>> diff --git a/src/gallium/drivers/i915/i915_resource_buffer.c b/src/gallium/drivers/i915/i915_resource_buffer.c
>>>>> index 2572fc4..038b1bb 100644
>>>>> --- a/src/gallium/drivers/i915/i915_resource_buffer.c
>>>>> +++ b/src/gallium/drivers/i915/i915_resource_buffer.c
>>>>> @@ -125,6 +125,7 @@ i915_buffer_create(struct pipe_screen *screen,
>>>>>        return NULL;
>>>>>
>>>>>     buf->b.b = *template;
>>>>> +   buf->b.b.next = NULL;
>>>>>     buf->b.vtbl = &i915_buffer_vtbl;
>>>>>     pipe_reference_init(&buf->b.b.reference, 1);
>>>>>     buf->b.b.screen = screen;
>>>>> diff --git a/src/gallium/drivers/i915/i915_resource_texture.c b/src/gallium/drivers/i915/i915_resource_texture.c
>>>>> index 4ade04f..a5e2f50 100644
>>>>> --- a/src/gallium/drivers/i915/i915_resource_texture.c
>>>>> +++ b/src/gallium/drivers/i915/i915_resource_texture.c
>>>>> @@ -930,6 +930,7 @@ i915_texture_create(struct pipe_screen *screen,
>>>>>        return NULL;
>>>>>
>>>>>     tex->b.b = *template;
>>>>> +   tex->b.b.next = NULL;
>>>>>     tex->b.vtbl = &i915_texture_vtbl;
>>>>>     pipe_reference_init(&tex->b.b.reference, 1);
>>>>>     tex->b.b.screen = screen;
>>>>> @@ -1003,6 +1004,7 @@ i915_texture_from_handle(struct pipe_screen * screen,
>>>>>        return NULL;
>>>>>
>>>>>     tex->b.b = *template;
>>>>> +   tex->b.b.next = NULL;
>>>>>     tex->b.vtbl = &i915_texture_vtbl;
>>>>>     pipe_reference_init(&tex->b.b.reference, 1);
>>>>>     tex->b.b.screen = screen;
>>>>> diff --git a/src/gallium/drivers/ilo/ilo_resource.c b/src/gallium/drivers/ilo/ilo_resource.c
>>>>> index 5ca7e1b..fb294fb 100644
>>>>> --- a/src/gallium/drivers/ilo/ilo_resource.c
>>>>> +++ b/src/gallium/drivers/ilo/ilo_resource.c
>>>>> @@ -555,6 +555,7 @@ tex_create(struct pipe_screen *screen,
>>>>>        return NULL;
>>>>>
>>>>>     tex->base = *templ;
>>>>> +   tex->base.next = NULL;
>>>>>     tex->base.screen = screen;
>>>>>     pipe_reference_init(&tex->base.reference, 1);
>>>>>
>>>>> @@ -629,6 +630,7 @@ buf_create(struct pipe_screen *screen, const struct pipe_resource *templ)
>>>>>        return NULL;
>>>>>
>>>>>     buf->base = *templ;
>>>>> +   buf->base.next = NULL;
>>>>>     buf->base.screen = screen;
>>>>>     pipe_reference_init(&buf->base.reference, 1);
>>>>>
>>>>> diff --git a/src/gallium/drivers/llvmpipe/lp_texture.c b/src/gallium/drivers/llvmpipe/lp_texture.c
>>>>> index 733253b..49d9c2f 100644
>>>>> --- a/src/gallium/drivers/llvmpipe/lp_texture.c
>>>>> +++ b/src/gallium/drivers/llvmpipe/lp_texture.c
>>>>> @@ -247,6 +247,7 @@ llvmpipe_resource_create_front(struct pipe_screen *_screen,
>>>>>        return NULL;
>>>>>
>>>>>     lpr->base = *templat;
>>>>> +   lpr->base.next = NULL;
>>>>>     pipe_reference_init(&lpr->base.reference, 1);
>>>>>     lpr->base.screen = &screen->base;
>>>>>
>>>>> @@ -448,6 +449,7 @@ llvmpipe_resource_from_handle(struct pipe_screen *screen,
>>>>>     }
>>>>>
>>>>>     lpr->base = *template;
>>>>> +   lpr->base.next = NULL;
>>>>>     pipe_reference_init(&lpr->base.reference, 1);
>>>>>     lpr->base.screen = screen;
>>>>>
>>>>> diff --git a/src/gallium/drivers/noop/noop_pipe.c b/src/gallium/drivers/noop/noop_pipe.c
>>>>> index 3013019..0cbc370 100644
>>>>> --- a/src/gallium/drivers/noop/noop_pipe.c
>>>>> +++ b/src/gallium/drivers/noop/noop_pipe.c
>>>>> @@ -107,6 +107,7 @@ static struct pipe_resource *noop_resource_create(struct pipe_screen *screen,
>>>>>
>>>>>     stride = util_format_get_stride(templ->format, templ->width0);
>>>>>     nresource->base = *templ;
>>>>> +   nresource->base.next = NULL;
>>>>>     nresource->base.screen = screen;
>>>>>     nresource->size = stride * templ->height0 * templ->depth0;
>>>>>     nresource->data = MALLOC(nresource->size);
>>>>> diff --git a/src/gallium/drivers/nouveau/nouveau_buffer.c b/src/gallium/drivers/nouveau/nouveau_buffer.c
>>>>> index 17052b2..b0b519c 100644
>>>>> --- a/src/gallium/drivers/nouveau/nouveau_buffer.c
>>>>> +++ b/src/gallium/drivers/nouveau/nouveau_buffer.c
>>>>> @@ -649,6 +649,7 @@ nouveau_buffer_create(struct pipe_screen *pscreen,
>>>>>        return NULL;
>>>>>
>>>>>     buffer->base = *templ;
>>>>> +   buffer->base.next = NULL;
>>>>>     buffer->vtbl = &nouveau_buffer_vtbl;
>>>>>     pipe_reference_init(&buffer->base.reference, 1);
>>>>>     buffer->base.screen = pscreen;
>>>>> diff --git a/src/gallium/drivers/nouveau/nv30/nv30_miptree.c b/src/gallium/drivers/nouveau/nv30/nv30_miptree.c
>>>>> index 165b8f2..f56caf6 100644
>>>>> --- a/src/gallium/drivers/nouveau/nv30/nv30_miptree.c
>>>>> +++ b/src/gallium/drivers/nouveau/nv30/nv30_miptree.c
>>>>> @@ -391,6 +391,7 @@ nv30_miptree_create(struct pipe_screen *pscreen,
>>>>>
>>>>>     mt->base.vtbl = &nv30_miptree_vtbl;
>>>>>     *pt = *tmpl;
>>>>> +   pt->next = NULL;
>>>>>     pipe_reference_init(&pt->reference, 1);
>>>>>     pt->screen = pscreen;
>>>>>
>>>>> @@ -484,6 +485,7 @@ nv30_miptree_from_handle(struct pipe_screen *pscreen,
>>>>>     }
>>>>>
>>>>>     mt->base.base = *tmpl;
>>>>> +   mt->base.base.next = NULL;
>>>>>     mt->base.vtbl = &nv30_miptree_vtbl;
>>>>>     pipe_reference_init(&mt->base.base.reference, 1);
>>>>>     mt->base.base.screen = pscreen;
>>>>> diff --git a/src/gallium/drivers/nouveau/nv50/nv50_miptree.c b/src/gallium/drivers/nouveau/nv50/nv50_miptree.c
>>>>> index f2e304f..d9ffae3 100644
>>>>> --- a/src/gallium/drivers/nouveau/nv50/nv50_miptree.c
>>>>> +++ b/src/gallium/drivers/nouveau/nv50/nv50_miptree.c
>>>>> @@ -348,6 +348,7 @@ nv50_miptree_create(struct pipe_screen *pscreen,
>>>>>
>>>>>     mt->base.vtbl = &nv50_miptree_vtbl;
>>>>>     *pt = *templ;
>>>>> +   pt->next = NULL;
>>>>>     pipe_reference_init(&pt->reference, 1);
>>>>>     pt->screen = pscreen;
>>>>>
>>>>> @@ -426,6 +427,7 @@ nv50_miptree_from_handle(struct pipe_screen *pscreen,
>>>>>     mt->base.address = mt->base.bo->offset;
>>>>>
>>>>>     mt->base.base = *templ;
>>>>> +   mt->base.base.next = NULL;
>>>>>     mt->base.vtbl = &nv50_miptree_vtbl;
>>>>>     pipe_reference_init(&mt->base.base.reference, 1);
>>>>>     mt->base.base.screen = pscreen;
>>>>> diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_miptree.c b/src/gallium/drivers/nouveau/nvc0/nvc0_miptree.c
>>>>> index 27674f7..9c778b0 100644
>>>>> --- a/src/gallium/drivers/nouveau/nvc0/nvc0_miptree.c
>>>>> +++ b/src/gallium/drivers/nouveau/nvc0/nvc0_miptree.c
>>>>> @@ -260,6 +260,7 @@ nvc0_miptree_create(struct pipe_screen *pscreen,
>>>>>
>>>>>     mt->base.vtbl = &nvc0_miptree_vtbl;
>>>>>     *pt = *templ;
>>>>> +   pt->next = NULL;
>>>>>     pipe_reference_init(&pt->reference, 1);
>>>>>     pt->screen = pscreen;
>>>>>
>>>>> diff --git a/src/gallium/drivers/r300/r300_screen_buffer.c b/src/gallium/drivers/r300/r300_screen_buffer.c
>>>>> index 4747058..24dd92f 100644
>>>>> --- a/src/gallium/drivers/r300/r300_screen_buffer.c
>>>>> +++ b/src/gallium/drivers/r300/r300_screen_buffer.c
>>>>> @@ -163,6 +163,7 @@ struct pipe_resource *r300_buffer_create(struct pipe_screen *screen,
>>>>>      rbuf = MALLOC_STRUCT(r300_resource);
>>>>>
>>>>>      rbuf->b.b = *templ;
>>>>> +    rbuf->b.b.next = NULL;
>>>>>      rbuf->b.vtbl = &r300_buffer_vtbl;
>>>>>      pipe_reference_init(&rbuf->b.b.reference, 1);
>>>>>      rbuf->b.b.screen = screen;
>>>>> diff --git a/src/gallium/drivers/r600/evergreen_compute.c b/src/gallium/drivers/r600/evergreen_compute.c
>>>>> index fe43f37..5dd055c 100644
>>>>> --- a/src/gallium/drivers/r600/evergreen_compute.c
>>>>> +++ b/src/gallium/drivers/r600/evergreen_compute.c
>>>>> @@ -1027,6 +1027,7 @@ struct pipe_resource *r600_compute_global_buffer_create(struct pipe_screen *scre
>>>>>
>>>>>       result->base.b.vtbl = &r600_global_buffer_vtbl;
>>>>>       result->base.b.b = *templ;
>>>>> +     result->base.b.b.next = NULL;
>>>>>       result->base.b.b.screen = screen;
>>>>>       pipe_reference_init(&result->base.b.b.reference, 1);
>>>>>
>>>>> diff --git a/src/gallium/drivers/rbug/rbug_objects.c b/src/gallium/drivers/rbug/rbug_objects.c
>>>>> index 2aa4e12..450fb3c 100644
>>>>> --- a/src/gallium/drivers/rbug/rbug_objects.c
>>>>> +++ b/src/gallium/drivers/rbug/rbug_objects.c
>>>>> @@ -55,6 +55,7 @@ rbug_resource_create(struct rbug_screen *rb_screen,
>>>>>     memcpy(&rb_resource->base, resource, sizeof(struct pipe_resource));
>>>>>
>>>>>     pipe_reference_init(&rb_resource->base.reference, 1);
>>>>> +   rb_resource->base.next = NULL;
>>>>>     rb_resource->base.screen = &rb_screen->base;
>>>>>     rb_resource->resource = resource;
>>>>>
>>>>> diff --git a/src/gallium/drivers/softpipe/sp_texture.c b/src/gallium/drivers/softpipe/sp_texture.c
>>>>> index 8dca158..4cf06ca 100644
>>>>> --- a/src/gallium/drivers/softpipe/sp_texture.c
>>>>> +++ b/src/gallium/drivers/softpipe/sp_texture.c
>>>>> @@ -162,6 +162,7 @@ softpipe_resource_create_front(struct pipe_screen *screen,
>>>>>     assert(templat->format != PIPE_FORMAT_NONE);
>>>>>
>>>>>     spr->base = *templat;
>>>>> +   spr->base.next = NULL;
>>>>>     pipe_reference_init(&spr->base.reference, 1);
>>>>>     spr->base.screen = screen;
>>>>>
>>>>> @@ -227,6 +228,7 @@ softpipe_resource_from_handle(struct pipe_screen *screen,
>>>>>        return NULL;
>>>>>
>>>>>     spr->base = *templat;
>>>>> +   spr->base.next = NULL;
>>>>>     pipe_reference_init(&spr->base.reference, 1);
>>>>>     spr->base.screen = screen;
>>>>>
>>>>> diff --git a/src/gallium/drivers/svga/svga_resource_buffer.c b/src/gallium/drivers/svga/svga_resource_buffer.c
>>>>> index 99ed1a2..0957d61 100644
>>>>> --- a/src/gallium/drivers/svga/svga_resource_buffer.c
>>>>> +++ b/src/gallium/drivers/svga/svga_resource_buffer.c
>>>>> @@ -404,6 +404,7 @@ svga_buffer_create(struct pipe_screen *screen,
>>>>>        goto error1;
>>>>>
>>>>>     sbuf->b.b = *template;
>>>>> +   sbuf->b.b.next = NULL;
>>>>>     sbuf->b.vtbl = &svga_buffer_vtbl;
>>>>>     pipe_reference_init(&sbuf->b.b.reference, 1);
>>>>>     sbuf->b.b.screen = screen;
>>>>> diff --git a/src/gallium/drivers/svga/svga_resource_texture.c b/src/gallium/drivers/svga/svga_resource_texture.c
>>>>> index fc5c374..5853e3a 100644
>>>>> --- a/src/gallium/drivers/svga/svga_resource_texture.c
>>>>> +++ b/src/gallium/drivers/svga/svga_resource_texture.c
>>>>> @@ -902,6 +902,7 @@ svga_texture_create(struct pipe_screen *screen,
>>>>>     }
>>>>>
>>>>>     tex->b.b = *template;
>>>>> +   tex->b.b.next = NULL;
>>>>>     tex->b.vtbl = &svga_texture_vtbl;
>>>>>     pipe_reference_init(&tex->b.b.reference, 1);
>>>>>     tex->b.b.screen = screen;
>>>>> @@ -1166,6 +1167,7 @@ svga_texture_from_handle(struct pipe_screen *screen,
>>>>>     }
>>>>>
>>>>>     tex->b.b = *template;
>>>>> +   tex->b.b.next = NULL;
>>>>>     tex->b.vtbl = &svga_texture_vtbl;
>>>>>     pipe_reference_init(&tex->b.b.reference, 1);
>>>>>     tex->b.b.screen = screen;
>>>>> diff --git a/src/gallium/drivers/swr/swr_screen.cpp b/src/gallium/drivers/swr/swr_screen.cpp
>>>>> index 90fc77e..119be4f 100644
>>>>> --- a/src/gallium/drivers/swr/swr_screen.cpp
>>>>> +++ b/src/gallium/drivers/swr/swr_screen.cpp
>>>>> @@ -863,6 +863,7 @@ swr_resource_create(struct pipe_screen *_screen,
>>>>>        return NULL;
>>>>>
>>>>>     res->base = *templat;
>>>>> +   res->base.next = NULL;
>>>>>     pipe_reference_init(&res->base.reference, 1);
>>>>>     res->base.screen = &screen->base;
>>>>>
>>>>> diff --git a/src/gallium/drivers/trace/tr_texture.c b/src/gallium/drivers/trace/tr_texture.c
>>>>> index 47845a3..be9e33a 100644
>>>>> --- a/src/gallium/drivers/trace/tr_texture.c
>>>>> +++ b/src/gallium/drivers/trace/tr_texture.c
>>>>> @@ -53,6 +53,7 @@ trace_resource_create(struct trace_screen *tr_scr,
>>>>>     memcpy(&tr_res->base, texture, sizeof(struct pipe_resource));
>>>>>
>>>>>     pipe_reference_init(&tr_res->base.reference, 1);
>>>>> +   tr_res->base.next = NULL;
>>>>>     tr_res->base.screen = &tr_scr->base;
>>>>>     tr_res->resource = texture;
>>>>>
>>>>> diff --git a/src/gallium/drivers/vc4/vc4_resource.c b/src/gallium/drivers/vc4/vc4_resource.c
>>>>> index bfa8f40..ff70599 100644
>>>>> --- a/src/gallium/drivers/vc4/vc4_resource.c
>>>>> +++ b/src/gallium/drivers/vc4/vc4_resource.c
>>>>> @@ -461,6 +461,7 @@ vc4_resource_setup(struct pipe_screen *pscreen,
>>>>>          *prsc = *tmpl;
>>>>>
>>>>>          pipe_reference_init(&prsc->reference, 1);
>>>>> +        prsc->next = NULL;
>>>>>          prsc->screen = pscreen;
>>>>>
>>>>>          rsc->base.vtbl = &vc4_resource_vtbl;
>>>>> diff --git a/src/gallium/drivers/virgl/virgl_buffer.c b/src/gallium/drivers/virgl/virgl_buffer.c
>>>>> index de99796..9ef5f9d 100644
>>>>> --- a/src/gallium/drivers/virgl/virgl_buffer.c
>>>>> +++ b/src/gallium/drivers/virgl/virgl_buffer.c
>>>>> @@ -156,6 +156,7 @@ struct pipe_resource *virgl_buffer_create(struct virgl_screen *vs,
>>>>>     buf = CALLOC_STRUCT(virgl_buffer);
>>>>>     buf->base.clean = TRUE;
>>>>>     buf->base.u.b = *template;
>>>>> +   buf->base.u.b.next = NULL;
>>>>>     buf->base.u.b.screen = &vs->base;
>>>>>     buf->base.u.vtbl = &virgl_buffer_vtbl;
>>>>>     pipe_reference_init(&buf->base.u.b.reference, 1);
>>>>> diff --git a/src/gallium/drivers/virgl/virgl_texture.c b/src/gallium/drivers/virgl/virgl_texture.c
>>>>> index 24bbc3c..64649e2 100644
>>>>> --- a/src/gallium/drivers/virgl/virgl_texture.c
>>>>> +++ b/src/gallium/drivers/virgl/virgl_texture.c
>>>>> @@ -316,6 +316,7 @@ virgl_texture_from_handle(struct virgl_screen *vs,
>>>>>
>>>>>     tex = CALLOC_STRUCT(virgl_texture);
>>>>>     tex->base.u.b = *template;
>>>>> +   tex->base.u.b.next = NULL;
>>>>>     tex->base.u.b.screen = &vs->base;
>>>>>     pipe_reference_init(&tex->base.u.b.reference, 1);
>>>>>     tex->base.u.vtbl = &virgl_texture_vtbl;
>>>>> @@ -335,6 +336,7 @@ struct pipe_resource *virgl_texture_create(struct virgl_screen *vs,
>>>>>     tex = CALLOC_STRUCT(virgl_texture);
>>>>>     tex->base.clean = TRUE;
>>>>>     tex->base.u.b = *template;
>>>>> +   tex->base.u.b.next = NULL;
>>>>>     tex->base.u.b.screen = &vs->base;
>>>>>     pipe_reference_init(&tex->base.u.b.reference, 1);
>>>>>     tex->base.u.vtbl = &virgl_texture_vtbl;
>>>>>
>>>>
>>



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