# Re: \[PATCH\] dmaengine: sh: Use bitmap\_zalloc() when applicable

- From: Vinod Koul \<vkoul@kernel.org\>
- Date: 2021-12-13 09:23:00 
- List: dmaengine
- Page: https://ratatoskr.run/dmaengine/2021/12/1605715
- Thread: https://ratatoskr.run/dmaengine/2021/11/1583294/t.md

```text
On 23-11-21, 22:26, Christophe JAILLET wrote:
> 'shdma_slave_used' is a bitmap. So use 'bitmap_zalloc()' to simplify code,
> improve the semantic and avoid some open-coded arithmetic in allocator
> arguments.
> 
> Also change the corresponding 'kfree()' into 'bitmap_free()' to keep
> consistency.

Applied, thanks

-- 
~Vinod
```