[PATCH v2 22/47] drm/i915: dynamically allocate the i915_gem_mm shrinker

Muchun Song muchun.song at linux.dev
Wed Jul 26 00:15:47 PDT 2023



> On Jul 24, 2023, at 17:43, Qi Zheng <zhengqi.arch at bytedance.com> wrote:
> 
> In preparation for implementing lockless slab shrink, use new APIs to
> dynamically allocate the i915_gem_mm shrinker, so that it can be freed
> asynchronously using kfree_rcu(). Then it doesn't need to wait for RCU
> read-side critical section when releasing the struct drm_i915_private.
> 
> Signed-off-by: Qi Zheng <zhengqi.arch at bytedance.com>

Reviewed-by: Muchun Song <songmuchun at bytedance.com>





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