drm/i915: Update shrinker drm_i915_private naming convention
Switch over from the non-descript dev_priv locals to i915. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20171123115338.10270-2-chris@chris-wilson.co.uk Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
This commit is contained in:
Chris Wilson
parent
848b365d5d
commit
56fa4bf2b2
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@ -3911,7 +3911,7 @@ i915_gem_object_create_internal(struct drm_i915_private *dev_priv,
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phys_addr_t size);
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/* i915_gem_shrinker.c */
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unsigned long i915_gem_shrink(struct drm_i915_private *dev_priv,
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unsigned long i915_gem_shrink(struct drm_i915_private *i915,
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unsigned long target,
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unsigned long *nr_scanned,
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unsigned flags);
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@ -3920,9 +3920,9 @@ unsigned long i915_gem_shrink(struct drm_i915_private *dev_priv,
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#define I915_SHRINK_BOUND 0x4
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#define I915_SHRINK_ACTIVE 0x8
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#define I915_SHRINK_VMAPS 0x10
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unsigned long i915_gem_shrink_all(struct drm_i915_private *dev_priv);
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void i915_gem_shrinker_register(struct drm_i915_private *dev_priv);
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void i915_gem_shrinker_unregister(struct drm_i915_private *dev_priv);
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unsigned long i915_gem_shrink_all(struct drm_i915_private *i915);
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void i915_gem_shrinker_register(struct drm_i915_private *i915);
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void i915_gem_shrinker_unregister(struct drm_i915_private *i915);
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/* i915_gem_tiling.c */
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@ -35,9 +35,9 @@
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#include "i915_drv.h"
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#include "i915_trace.h"
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static bool shrinker_lock(struct drm_i915_private *dev_priv, bool *unlock)
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static bool shrinker_lock(struct drm_i915_private *i915, bool *unlock)
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{
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switch (mutex_trylock_recursive(&dev_priv->drm.struct_mutex)) {
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switch (mutex_trylock_recursive(&i915->drm.struct_mutex)) {
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case MUTEX_TRYLOCK_RECURSIVE:
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*unlock = false;
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return true;
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@ -47,7 +47,7 @@ static bool shrinker_lock(struct drm_i915_private *dev_priv, bool *unlock)
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preempt_disable();
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do {
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cpu_relax();
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if (mutex_trylock(&dev_priv->drm.struct_mutex)) {
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if (mutex_trylock(&i915->drm.struct_mutex)) {
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*unlock = true;
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break;
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}
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@ -63,12 +63,12 @@ static bool shrinker_lock(struct drm_i915_private *dev_priv, bool *unlock)
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BUG();
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}
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static void shrinker_unlock(struct drm_i915_private *dev_priv, bool unlock)
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static void shrinker_unlock(struct drm_i915_private *i915, bool unlock)
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{
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if (!unlock)
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return;
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mutex_unlock(&dev_priv->drm.struct_mutex);
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mutex_unlock(&i915->drm.struct_mutex);
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}
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static bool swap_available(void)
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@ -118,7 +118,7 @@ static bool unsafe_drop_pages(struct drm_i915_gem_object *obj)
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/**
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* i915_gem_shrink - Shrink buffer object caches
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* @dev_priv: i915 device
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* @i915: i915 device
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* @target: amount of memory to make available, in pages
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* @nr_scanned: optional output for number of pages scanned (incremental)
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* @flags: control flags for selecting cache types
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@ -142,7 +142,7 @@ static bool unsafe_drop_pages(struct drm_i915_gem_object *obj)
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* The number of pages of backing storage actually released.
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*/
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unsigned long
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i915_gem_shrink(struct drm_i915_private *dev_priv,
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i915_gem_shrink(struct drm_i915_private *i915,
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unsigned long target,
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unsigned long *nr_scanned,
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unsigned flags)
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@ -151,15 +151,15 @@ i915_gem_shrink(struct drm_i915_private *dev_priv,
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struct list_head *list;
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unsigned int bit;
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} phases[] = {
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{ &dev_priv->mm.unbound_list, I915_SHRINK_UNBOUND },
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{ &dev_priv->mm.bound_list, I915_SHRINK_BOUND },
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{ &i915->mm.unbound_list, I915_SHRINK_UNBOUND },
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{ &i915->mm.bound_list, I915_SHRINK_BOUND },
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{ NULL, 0 },
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}, *phase;
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unsigned long count = 0;
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unsigned long scanned = 0;
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bool unlock;
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if (!shrinker_lock(dev_priv, &unlock))
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if (!shrinker_lock(i915, &unlock))
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return 0;
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/*
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@ -172,10 +172,10 @@ i915_gem_shrink(struct drm_i915_private *dev_priv,
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* we will free as much as we can and hope to get a second chance.
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*/
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if (flags & I915_SHRINK_ACTIVE)
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i915_gem_wait_for_idle(dev_priv, I915_WAIT_LOCKED);
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i915_gem_wait_for_idle(i915, I915_WAIT_LOCKED);
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trace_i915_gem_shrink(dev_priv, target, flags);
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i915_gem_retire_requests(dev_priv);
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trace_i915_gem_shrink(i915, target, flags);
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i915_gem_retire_requests(i915);
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/*
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* Unbinding of objects will require HW access; Let us not wake the
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@ -183,7 +183,7 @@ i915_gem_shrink(struct drm_i915_private *dev_priv,
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* we will force the wake during oom-notifier.
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*/
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if ((flags & I915_SHRINK_BOUND) &&
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!intel_runtime_pm_get_if_in_use(dev_priv))
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!intel_runtime_pm_get_if_in_use(i915))
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flags &= ~I915_SHRINK_BOUND;
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/*
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@ -221,7 +221,7 @@ i915_gem_shrink(struct drm_i915_private *dev_priv,
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* to be able to shrink their pages, so they remain on
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* the unbound/bound list until actually freed.
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*/
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spin_lock(&dev_priv->mm.obj_lock);
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spin_lock(&i915->mm.obj_lock);
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while (count < target &&
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(obj = list_first_entry_or_null(phase->list,
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typeof(*obj),
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@ -244,7 +244,7 @@ i915_gem_shrink(struct drm_i915_private *dev_priv,
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if (!can_release_pages(obj))
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continue;
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spin_unlock(&dev_priv->mm.obj_lock);
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spin_unlock(&i915->mm.obj_lock);
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if (unsafe_drop_pages(obj)) {
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/* May arrive from get_pages on another bo */
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@ -258,18 +258,18 @@ i915_gem_shrink(struct drm_i915_private *dev_priv,
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}
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scanned += obj->base.size >> PAGE_SHIFT;
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spin_lock(&dev_priv->mm.obj_lock);
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spin_lock(&i915->mm.obj_lock);
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}
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list_splice_tail(&still_in_list, phase->list);
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spin_unlock(&dev_priv->mm.obj_lock);
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spin_unlock(&i915->mm.obj_lock);
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}
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if (flags & I915_SHRINK_BOUND)
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intel_runtime_pm_put(dev_priv);
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intel_runtime_pm_put(i915);
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i915_gem_retire_requests(dev_priv);
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i915_gem_retire_requests(i915);
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shrinker_unlock(dev_priv, unlock);
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shrinker_unlock(i915, unlock);
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if (nr_scanned)
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*nr_scanned += scanned;
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@ -278,7 +278,7 @@ i915_gem_shrink(struct drm_i915_private *dev_priv,
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/**
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* i915_gem_shrink_all - Shrink buffer object caches completely
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* @dev_priv: i915 device
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* @i915: i915 device
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*
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* This is a simple wraper around i915_gem_shrink() to aggressively shrink all
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* caches completely. It also first waits for and retires all outstanding
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@ -290,16 +290,16 @@ i915_gem_shrink(struct drm_i915_private *dev_priv,
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* Returns:
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* The number of pages of backing storage actually released.
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*/
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unsigned long i915_gem_shrink_all(struct drm_i915_private *dev_priv)
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unsigned long i915_gem_shrink_all(struct drm_i915_private *i915)
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{
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unsigned long freed;
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intel_runtime_pm_get(dev_priv);
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freed = i915_gem_shrink(dev_priv, -1UL, NULL,
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intel_runtime_pm_get(i915);
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freed = i915_gem_shrink(i915, -1UL, NULL,
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I915_SHRINK_BOUND |
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I915_SHRINK_UNBOUND |
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I915_SHRINK_ACTIVE);
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intel_runtime_pm_put(dev_priv);
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intel_runtime_pm_put(i915);
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return freed;
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}
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@ -347,53 +347,53 @@ i915_gem_shrinker_count(struct shrinker *shrinker, struct shrink_control *sc)
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static unsigned long
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i915_gem_shrinker_scan(struct shrinker *shrinker, struct shrink_control *sc)
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{
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struct drm_i915_private *dev_priv =
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struct drm_i915_private *i915 =
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container_of(shrinker, struct drm_i915_private, mm.shrinker);
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unsigned long freed;
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bool unlock;
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sc->nr_scanned = 0;
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if (!shrinker_lock(dev_priv, &unlock))
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if (!shrinker_lock(i915, &unlock))
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return SHRINK_STOP;
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freed = i915_gem_shrink(dev_priv,
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freed = i915_gem_shrink(i915,
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sc->nr_to_scan,
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&sc->nr_scanned,
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I915_SHRINK_BOUND |
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I915_SHRINK_UNBOUND |
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I915_SHRINK_PURGEABLE);
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if (freed < sc->nr_to_scan)
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freed += i915_gem_shrink(dev_priv,
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freed += i915_gem_shrink(i915,
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sc->nr_to_scan - sc->nr_scanned,
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&sc->nr_scanned,
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I915_SHRINK_BOUND |
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I915_SHRINK_UNBOUND);
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if (freed < sc->nr_to_scan && current_is_kswapd()) {
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intel_runtime_pm_get(dev_priv);
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freed += i915_gem_shrink(dev_priv,
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intel_runtime_pm_get(i915);
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freed += i915_gem_shrink(i915,
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sc->nr_to_scan - sc->nr_scanned,
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&sc->nr_scanned,
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I915_SHRINK_ACTIVE |
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I915_SHRINK_BOUND |
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I915_SHRINK_UNBOUND);
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intel_runtime_pm_put(dev_priv);
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intel_runtime_pm_put(i915);
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}
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shrinker_unlock(dev_priv, unlock);
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shrinker_unlock(i915, unlock);
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return sc->nr_scanned ? freed : SHRINK_STOP;
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}
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static bool
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shrinker_lock_uninterruptible(struct drm_i915_private *dev_priv, bool *unlock,
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shrinker_lock_uninterruptible(struct drm_i915_private *i915, bool *unlock,
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int timeout_ms)
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{
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unsigned long timeout = jiffies + msecs_to_jiffies_timeout(timeout_ms);
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do {
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if (i915_gem_wait_for_idle(dev_priv, 0) == 0 &&
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shrinker_lock(dev_priv, unlock))
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if (i915_gem_wait_for_idle(i915, 0) == 0 &&
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shrinker_lock(i915, unlock))
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break;
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schedule_timeout_killable(1);
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@ -412,32 +412,32 @@ shrinker_lock_uninterruptible(struct drm_i915_private *dev_priv, bool *unlock,
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static int
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i915_gem_shrinker_oom(struct notifier_block *nb, unsigned long event, void *ptr)
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{
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struct drm_i915_private *dev_priv =
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struct drm_i915_private *i915 =
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container_of(nb, struct drm_i915_private, mm.oom_notifier);
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struct drm_i915_gem_object *obj;
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unsigned long unevictable, bound, unbound, freed_pages;
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freed_pages = i915_gem_shrink_all(dev_priv);
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freed_pages = i915_gem_shrink_all(i915);
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/* Because we may be allocating inside our own driver, we cannot
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* assert that there are no objects with pinned pages that are not
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* being pointed to by hardware.
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*/
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unbound = bound = unevictable = 0;
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spin_lock(&dev_priv->mm.obj_lock);
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list_for_each_entry(obj, &dev_priv->mm.unbound_list, mm.link) {
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spin_lock(&i915->mm.obj_lock);
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list_for_each_entry(obj, &i915->mm.unbound_list, mm.link) {
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if (!can_release_pages(obj))
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unevictable += obj->base.size >> PAGE_SHIFT;
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else
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unbound += obj->base.size >> PAGE_SHIFT;
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}
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list_for_each_entry(obj, &dev_priv->mm.bound_list, mm.link) {
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list_for_each_entry(obj, &i915->mm.bound_list, mm.link) {
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if (!can_release_pages(obj))
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unevictable += obj->base.size >> PAGE_SHIFT;
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else
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bound += obj->base.size >> PAGE_SHIFT;
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}
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spin_unlock(&dev_priv->mm.obj_lock);
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spin_unlock(&i915->mm.obj_lock);
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if (freed_pages || unbound || bound)
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pr_info("Purging GPU memory, %lu pages freed, "
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@ -455,39 +455,39 @@ i915_gem_shrinker_oom(struct notifier_block *nb, unsigned long event, void *ptr)
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static int
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i915_gem_shrinker_vmap(struct notifier_block *nb, unsigned long event, void *ptr)
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{
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struct drm_i915_private *dev_priv =
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struct drm_i915_private *i915 =
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container_of(nb, struct drm_i915_private, mm.vmap_notifier);
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struct i915_vma *vma, *next;
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unsigned long freed_pages = 0;
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bool unlock;
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int ret;
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if (!shrinker_lock_uninterruptible(dev_priv, &unlock, 5000))
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if (!shrinker_lock_uninterruptible(i915, &unlock, 5000))
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return NOTIFY_DONE;
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/* Force everything onto the inactive lists */
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ret = i915_gem_wait_for_idle(dev_priv, I915_WAIT_LOCKED);
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ret = i915_gem_wait_for_idle(i915, I915_WAIT_LOCKED);
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if (ret)
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goto out;
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intel_runtime_pm_get(dev_priv);
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freed_pages += i915_gem_shrink(dev_priv, -1UL, NULL,
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intel_runtime_pm_get(i915);
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freed_pages += i915_gem_shrink(i915, -1UL, NULL,
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I915_SHRINK_BOUND |
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I915_SHRINK_UNBOUND |
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I915_SHRINK_ACTIVE |
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I915_SHRINK_VMAPS);
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intel_runtime_pm_put(dev_priv);
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intel_runtime_pm_put(i915);
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/* We also want to clear any cached iomaps as they wrap vmap */
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list_for_each_entry_safe(vma, next,
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&dev_priv->ggtt.base.inactive_list, vm_link) {
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&i915->ggtt.base.inactive_list, vm_link) {
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unsigned long count = vma->node.size >> PAGE_SHIFT;
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if (vma->iomap && i915_vma_unbind(vma) == 0)
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freed_pages += count;
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}
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out:
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shrinker_unlock(dev_priv, unlock);
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shrinker_unlock(i915, unlock);
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*(unsigned long *)ptr += freed_pages;
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return NOTIFY_DONE;
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@ -495,34 +495,34 @@ out:
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/**
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* i915_gem_shrinker_register - Register the i915 shrinker
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* @dev_priv: i915 device
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* @i915: i915 device
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*
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* This function registers and sets up the i915 shrinker and OOM handler.
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*/
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void i915_gem_shrinker_register(struct drm_i915_private *dev_priv)
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void i915_gem_shrinker_register(struct drm_i915_private *i915)
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{
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dev_priv->mm.shrinker.scan_objects = i915_gem_shrinker_scan;
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dev_priv->mm.shrinker.count_objects = i915_gem_shrinker_count;
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dev_priv->mm.shrinker.seeks = DEFAULT_SEEKS;
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dev_priv->mm.shrinker.batch = 4096;
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WARN_ON(register_shrinker(&dev_priv->mm.shrinker));
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i915->mm.shrinker.scan_objects = i915_gem_shrinker_scan;
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i915->mm.shrinker.count_objects = i915_gem_shrinker_count;
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i915->mm.shrinker.seeks = DEFAULT_SEEKS;
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i915->mm.shrinker.batch = 4096;
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WARN_ON(register_shrinker(&i915->mm.shrinker));
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dev_priv->mm.oom_notifier.notifier_call = i915_gem_shrinker_oom;
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WARN_ON(register_oom_notifier(&dev_priv->mm.oom_notifier));
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i915->mm.oom_notifier.notifier_call = i915_gem_shrinker_oom;
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WARN_ON(register_oom_notifier(&i915->mm.oom_notifier));
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dev_priv->mm.vmap_notifier.notifier_call = i915_gem_shrinker_vmap;
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WARN_ON(register_vmap_purge_notifier(&dev_priv->mm.vmap_notifier));
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i915->mm.vmap_notifier.notifier_call = i915_gem_shrinker_vmap;
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WARN_ON(register_vmap_purge_notifier(&i915->mm.vmap_notifier));
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}
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/**
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* i915_gem_shrinker_unregister - Unregisters the i915 shrinker
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* @dev_priv: i915 device
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* @i915: i915 device
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*
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* This function unregisters the i915 shrinker and OOM handler.
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*/
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void i915_gem_shrinker_unregister(struct drm_i915_private *dev_priv)
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void i915_gem_shrinker_unregister(struct drm_i915_private *i915)
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{
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WARN_ON(unregister_vmap_purge_notifier(&dev_priv->mm.vmap_notifier));
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WARN_ON(unregister_oom_notifier(&dev_priv->mm.oom_notifier));
|
||||
unregister_shrinker(&dev_priv->mm.shrinker);
|
||||
WARN_ON(unregister_vmap_purge_notifier(&i915->mm.vmap_notifier));
|
||||
WARN_ON(unregister_oom_notifier(&i915->mm.oom_notifier));
|
||||
unregister_shrinker(&i915->mm.shrinker);
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue