On 3/17/22 20:32, Daniel Vetter wrote:
>> +static void drm_gem_shmem_update_purgeable_status(struct
>> drm_gem_shmem_object *shmem)
>> +{
>> +struct drm_gem_object *obj = &shmem->base;
>> +struct drm_gem_shmem_shrinker *gem_shrinker = obj->dev->shmem_shrinker;
>> +size_t page_count = o
On 3/17/22 19:13, Rob Clark wrote:
...
+ /* prevent racing with job submission code paths */
+ if (!dma_resv_trylock(obj->resv))
+ goto shrinker_lock;
>>>
>>> jfwiw, the trylock here is in the msm code isn't so much for madvise
>>> (i
On Tue, Mar 15, 2022 at 01:42:51AM +0300, Dmitry Osipenko wrote:
> Introduce a common DRM SHMEM shrinker. It allows to reduce code
> duplication among DRM drivers, it also handles complicated lockings
> for the drivers. This is initial version of the shrinker that covers
> basic needs of GPU driver
On Wed, Mar 16, 2022 at 5:13 PM Dmitry Osipenko
wrote:
>
> On 3/16/22 23:00, Rob Clark wrote:
> > On Mon, Mar 14, 2022 at 3:44 PM Dmitry Osipenko
> > wrote:
> >>
> >> Introduce a common DRM SHMEM shrinker. It allows to reduce code
> >> duplication among DRM drivers, it also handles complicated lo
On 3/16/22 23:00, Rob Clark wrote:
> On Mon, Mar 14, 2022 at 3:44 PM Dmitry Osipenko
> wrote:
>>
>> Introduce a common DRM SHMEM shrinker. It allows to reduce code
>> duplication among DRM drivers, it also handles complicated lockings
>> for the drivers. This is initial version of the shrinker tha
On 3/16/22 18:04, Steven Price wrote:
> On 14/03/2022 22:42, Dmitry Osipenko wrote:
>> Introduce a common DRM SHMEM shrinker. It allows to reduce code
>> duplication among DRM drivers, it also handles complicated lockings
>> for the drivers. This is initial version of the shrinker that covers
>> ba
On Mon, Mar 14, 2022 at 3:44 PM Dmitry Osipenko
wrote:
>
> Introduce a common DRM SHMEM shrinker. It allows to reduce code
> duplication among DRM drivers, it also handles complicated lockings
> for the drivers. This is initial version of the shrinker that covers
> basic needs of GPU drivers.
>
>
On 14/03/2022 22:42, Dmitry Osipenko wrote:
> Introduce a common DRM SHMEM shrinker. It allows to reduce code
> duplication among DRM drivers, it also handles complicated lockings
> for the drivers. This is initial version of the shrinker that covers
> basic needs of GPU drivers.
>
> This patch is
Introduce a common DRM SHMEM shrinker. It allows to reduce code
duplication among DRM drivers, it also handles complicated lockings
for the drivers. This is initial version of the shrinker that covers
basic needs of GPU drivers.
This patch is based on a couple ideas borrowed from Rob's Clark MSM
s
