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path: root/drivers/gpu/drm/drm_buddy.c
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Diffstat (limited to 'drivers/gpu/drm/drm_buddy.c')
-rw-r--r--drivers/gpu/drm/drm_buddy.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/drm_buddy.c b/drivers/gpu/drm/drm_buddy.c
index 3d1f50f481cf..7098f125b54a 100644
--- a/drivers/gpu/drm/drm_buddy.c
+++ b/drivers/gpu/drm/drm_buddy.c
@@ -146,8 +146,8 @@ int drm_buddy_init(struct drm_buddy *mm, u64 size, u64 chunk_size)
unsigned int order;
u64 root_size;
- root_size = rounddown_pow_of_two(size);
- order = ilog2(root_size) - ilog2(chunk_size);
+ order = ilog2(size) - ilog2(chunk_size);
+ root_size = chunk_size << order;
root = drm_block_alloc(mm, NULL, order, offset);
if (!root)