Re: [PATCH 1/1] io_uring: Add register support to other PAGE_SIZE

From: Jens Axboe
Date: Thu Aug 19 2021 - 11:55:02 EST


On 8/18/21 11:56 PM, wangyangbo wrote:
> Now allocated rsrc table uses PAGE_SIZE as the size of 2nd-level, and
> accessing this table relies on each level index from fixed TABLE_SHIFT
> (12 - 3) in 4k page case. In order to correctly work in non-4k page,
> define TABLE_SHIFT as non-fixed (PAGE_SHIFT - shift of data) for
> 2nd-level table entry number.

That's a lot better! Thanks, applied for 5.15.

--
Jens Axboe