Re: [PATCHv2 0/2] blk-mq: Avoid memory reclaim when allocating request map

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On 9/16/19 3:06 AM, Christoph Hellwig wrote:
> On Mon, Sep 16, 2019 at 07:46:29AM +0530, xiubli@xxxxxxxxxx wrote:
>> From: Xiubo Li <xiubli@xxxxxxxxxx>
>>
>> To make the patch more readable and cleaner I just split them into 2
>> small ones to address the issue from @Ming Lei, thanks very much.
> 
> I'd be much happier to just see memalloc_noio_save +
> memalloc_noio_restore calls in the right places over sprinkling even
> more magic GFP_NOIO arguments.

Ugh, I always thought those were kind of lame and band aiding around
places where people are too lazy to fix the path to the gfp args.
Or maybe areas where it's just feasible.

This is not one of those.

-- 
Jens Axboe




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