Re: [PATCH 2/2] blk-iocost: Use alloc_percpu_gfp() to simplify the code

From: Tejun Heo
Date: Thu Dec 10 2020 - 09:27:45 EST


Hello,

On Thu, Dec 10, 2020 at 06:56:45PM +0800, Baolin Wang wrote:
> Use alloc_percpu_gfp() with __GFP_ZERO flag, which can remove
> some explicit initialization code.

__GFP_ZERO is implicit for percpu allocations and local[64]_t's initial
states aren't guaranteed to be all zeros on different archs.

Thanks.

--
tejun