From: Bommu Krishnaiah <krishnaiah.bommu@xxxxxxxxx>
Update shmem available memory in “intel_memory_region”
Signed-off-by: Bommu Krishnaiah <krishnaiah.bommu@xxxxxxxxx>
Cc: Zbigniew Kempczyński <zbigniew.kempczynski@xxxxxxxxx>
Cc: Zbigniew Kempczyński <zbigniew.kempczynski@xxxxxxxxx>
Cc: CQ Tang <cq.tang@xxxxxxxxx>
---
drivers/gpu/drm/i915/gem/i915_gem_shmem.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_shmem.c b/drivers/gpu/drm/i915/gem/i915_gem_shmem.c
index b4dd7a709800..f4bac72b3ccd 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_shmem.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_shmem.c
@@ -30,6 +30,7 @@ static int shmem_get_pages(struct drm_i915_gem_object *obj)
struct drm_i915_private *i915 = to_i915(obj->base.dev);
struct intel_memory_region *mem = obj->mm.region;
const unsigned long page_count = obj->base.size / PAGE_SIZE;
+ resource_size_t size = obj->base.size;
unsigned long i;
struct address_space *mapping;
struct sg_table *st;
@@ -184,6 +185,8 @@ static int shmem_get_pages(struct drm_i915_gem_object *obj)
__i915_gem_object_set_pages(obj, st, sg_page_sizes);
+ mem->avail -= size;
+
return 0;
err_sg:
@@ -298,6 +301,8 @@ __i915_gem_object_release_shmem(struct drm_i915_gem_object *obj,
void i915_gem_object_put_pages_shmem(struct drm_i915_gem_object *obj, struct sg_table *pages)
{
+ struct intel_memory_region *mem = obj->mm.region;
+ resource_size_t size = obj->base.size;
struct sgt_iter sgt_iter;
struct pagevec pvec;
struct page *page;
@@ -326,6 +331,8 @@ void i915_gem_object_put_pages_shmem(struct drm_i915_gem_object *obj, struct sg_
check_release_pagevec(&pvec);
obj->mm.dirty = false;
+ mem->avail += size;
+
sg_free_table(pages);
kfree(pages);
}
--
2.26.2
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