gpu: nvgpu: Fix blockcount in lockless allocator

Make sure that the block count is the length / block_size since the
length is passed in bytes.

Change-Id: Ibb132b16b70b9cd7117c441f37a7947052d279ee
Signed-off-by: Alex Waterman <alexw@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1538976
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/common/mm/lockless_allocator.c b/drivers/gpu/nvgpu/common/mm/lockless_allocator.c
index 0df1ae9d..a7772b6b 100644
--- a/drivers/gpu/nvgpu/common/mm/lockless_allocator.c
+++ b/drivers/gpu/nvgpu/common/mm/lockless_allocator.c
@@ -168,7 +168,7 @@ int nvgpu_lockless_allocator_init(struct gk20a *g, struct nvgpu_allocator *__a,
          * Ensure we have space for at least one node & there's no overflow.
          * In order to control memory footprint, we require count < INT_MAX
          */
-        count = length;
+        count = length / blk_size;
         if (!base || !count || count > INT_MAX)
                 return -EINVAL;