Re: [PATCH 04/14] blk: introduce REQ_SWAP

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On 6/29/18 1:25 PM, Josef Bacik wrote:
> From: Josef Bacik <jbacik@xxxxxx>
> 
> Just like REQ_META, it's important to know the IO coming down is swap
> in order to guard against potential IO priority inversion issues with
> cgroups.  Add REQ_SWAP and use it for all swap IO, and add it to our
> bio_issue_as_root_blkg helper.

We should convert wbt to use that as well.

-- 
Jens Axboe




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