diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gem/i915_gem_pages.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_pages.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_pages.c b/drivers/gpu/drm/i915/gem/i915_gem_pages.c index 29f4c2850745..75197ca696a8 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_pages.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_pages.c @@ -8,6 +8,7 @@ #include "i915_gem_object.h" #include "i915_scatterlist.h" #include "i915_gem_lmem.h" +#include "i915_gem_mman.h" void __i915_gem_object_set_pages(struct drm_i915_gem_object *obj, struct sg_table *pages, @@ -106,7 +107,7 @@ int __i915_gem_object_get_pages(struct drm_i915_gem_object *obj) { int err; - err = mutex_lock_interruptible(&obj->mm.lock); + err = mutex_lock_interruptible_nested(&obj->mm.lock, I915_MM_GET_PAGES); if (err) return err; @@ -190,8 +191,7 @@ __i915_gem_object_unset_pages(struct drm_i915_gem_object *obj) return pages; } -int __i915_gem_object_put_pages(struct drm_i915_gem_object *obj, - enum i915_mm_subclass subclass) +int __i915_gem_object_put_pages(struct drm_i915_gem_object *obj) { struct sg_table *pages; int err; @@ -202,12 +202,14 @@ int __i915_gem_object_put_pages(struct drm_i915_gem_object *obj, GEM_BUG_ON(atomic_read(&obj->bind_count)); /* May be called by shrinker from within get_pages() (on another bo) */ - mutex_lock_nested(&obj->mm.lock, subclass); + mutex_lock(&obj->mm.lock); if (unlikely(atomic_read(&obj->mm.pages_pin_count))) { err = -EBUSY; goto unlock; } + i915_gem_object_release_mmap_offset(obj); + /* * ->put_pages might need to allocate memory for the bit17 swizzle * array, hence protect them from being reaped by removing them from gtt @@ -308,7 +310,7 @@ void *i915_gem_object_pin_map(struct drm_i915_gem_object *obj, if (!i915_gem_object_type_has(obj, flags)) return ERR_PTR(-ENXIO); - err = mutex_lock_interruptible(&obj->mm.lock); + err = mutex_lock_interruptible_nested(&obj->mm.lock, I915_MM_GET_PAGES); if (err) return ERR_PTR(err); |