On 1/30/24 11:39, Daniel Vetter wrote:
> On Thu, Jan 25, 2024 at 10:07:03AM +0100, Boris Brezillon wrote:
>> On Fri, 5 Jan 2024 21:46:16 +0300
>> Dmitry Osipenko wrote:
>>
>>> *
>>> * This function Increases the use count and allocates the backing pages if
>>> * use-count equals to zero.
On Thu, Jan 25, 2024 at 10:07:03AM +0100, Boris Brezillon wrote:
> On Fri, 5 Jan 2024 21:46:16 +0300
> Dmitry Osipenko wrote:
>
> > *
> > * This function Increases the use count and allocates the backing pages if
> > * use-count equals to zero.
> > + *
> > + * Note that this function
On 1/29/24 12:01, Boris Brezillon wrote:
> On Fri, 5 Jan 2024 21:46:16 +0300
> Dmitry Osipenko wrote:
>
>> +/**
>> + * drm_gem_shmem_swapin_locked() - Moves shmem GEM back to memory and
>> enables
>> + * hardware access to the memory.
>> + * @shmem: shmem GEM
On Mon, 29 Jan 2024 09:55:11 +0100
Boris Brezillon wrote:
> On Mon, 29 Jan 2024 09:16:04 +0300
> Dmitry Osipenko wrote:
>
> > On 1/26/24 21:12, Boris Brezillon wrote:
> > > On Fri, 26 Jan 2024 19:27:49 +0300
> > > Dmitry Osipenko wrote:
> > >
> > >> On 1/26/24 12:55, Boris Brezillon
On Fri, 5 Jan 2024 21:46:16 +0300
Dmitry Osipenko wrote:
> +/**
> + * drm_gem_shmem_swapin_locked() - Moves shmem GEM back to memory and enables
> + * hardware access to the memory.
> + * @shmem: shmem GEM object
> + *
> + * This function moves shmem GEM back to
On Mon, 29 Jan 2024 09:16:04 +0300
Dmitry Osipenko wrote:
> On 1/26/24 21:12, Boris Brezillon wrote:
> > On Fri, 26 Jan 2024 19:27:49 +0300
> > Dmitry Osipenko wrote:
> >
> >> On 1/26/24 12:55, Boris Brezillon wrote:
> >>> On Fri, 26 Jan 2024 00:56:47 +0300
> >>> Dmitry Osipenko wrote:
>
On 1/26/24 21:12, Boris Brezillon wrote:
> On Fri, 26 Jan 2024 19:27:49 +0300
> Dmitry Osipenko wrote:
>
>> On 1/26/24 12:55, Boris Brezillon wrote:
>>> On Fri, 26 Jan 2024 00:56:47 +0300
>>> Dmitry Osipenko wrote:
>>>
On 1/25/24 13:19, Boris Brezillon wrote:
> On Fri, 5 Jan 2024
On Fri, 26 Jan 2024 19:27:49 +0300
Dmitry Osipenko wrote:
> On 1/26/24 12:55, Boris Brezillon wrote:
> > On Fri, 26 Jan 2024 00:56:47 +0300
> > Dmitry Osipenko wrote:
> >
> >> On 1/25/24 13:19, Boris Brezillon wrote:
> >>> On Fri, 5 Jan 2024 21:46:16 +0300
> >>> Dmitry Osipenko wrote:
>
On 1/26/24 12:55, Boris Brezillon wrote:
> On Fri, 26 Jan 2024 00:56:47 +0300
> Dmitry Osipenko wrote:
>
>> On 1/25/24 13:19, Boris Brezillon wrote:
>>> On Fri, 5 Jan 2024 21:46:16 +0300
>>> Dmitry Osipenko wrote:
>>>
+static bool drm_gem_shmem_is_evictable(struct drm_gem_shmem_object
On Fri, 26 Jan 2024 00:56:47 +0300
Dmitry Osipenko wrote:
> On 1/25/24 13:19, Boris Brezillon wrote:
> > On Fri, 5 Jan 2024 21:46:16 +0300
> > Dmitry Osipenko wrote:
> >
> >> +static bool drm_gem_shmem_is_evictable(struct drm_gem_shmem_object *shmem)
> >> +{
> >> + return (shmem->madv >=
On 1/25/24 13:19, Boris Brezillon wrote:
> On Fri, 5 Jan 2024 21:46:16 +0300
> Dmitry Osipenko wrote:
>
>> +static bool drm_gem_shmem_is_evictable(struct drm_gem_shmem_object *shmem)
>> +{
>> +return (shmem->madv >= 0) && shmem->base.funcs->evict &&
>> +
On Fri, 5 Jan 2024 21:46:16 +0300
Dmitry Osipenko wrote:
> +static bool drm_gem_shmem_is_evictable(struct drm_gem_shmem_object *shmem)
> +{
> + return (shmem->madv >= 0) && shmem->base.funcs->evict &&
> + refcount_read(>pages_use_count) &&
> +
On Fri, 5 Jan 2024 21:46:16 +0300
Dmitry Osipenko wrote:
> *
> * This function Increases the use count and allocates the backing pages if
> * use-count equals to zero.
> + *
> + * Note that this function doesn't pin pages in memory. If your driver
> + * uses drm-shmem shrinker, then it's
Introduce common drm-shmem shrinker for DRM drivers.
To start using drm-shmem shrinker drivers should do the following:
1. Implement evict() callback of GEM object where driver should check
whether object is purgeable or evictable using drm-shmem helpers and
perform the shrinking action
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