linux-kernel - Re: [PATCH 05/14] swap,blkcg: issue swap io with the appropriate context

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Date:   Tue, 3 Jul 2018 12:27:21 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Josef Bacik <josef@...icpanda.com>, axboe@...nel.dk,
        linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
        hannes@...xchg.org, tj@...nel.org, linux-fsdevel@...r.kernel.org,
        linux-block@...r.kernel.org, kernel-team@...com
Subject: Re: [PATCH 05/14] swap,blkcg: issue swap io with the appropriate
 context

On 07/03/2018 08:14 AM, Josef Bacik wrote:
> From: Tejun Heo <tj@...nel.org>
> 
> For backcharging we need to know who the page belongs to when swapping
> it out.  We don't worry about things that do ->rw_page (zram etc) at the
> moment, we're only worried about pages that actually go to a block
> device.
> 
> Signed-off-by: Tejun Heo <tj@...nel.org>
> Signed-off-by: Josef Bacik <jbacik@...com>
> Acked-by: Johannes Weiner <hannes@...xchg.org>
> cked-by: Andrew Morton <akpm@...ux-foundation.org>

Checked-by:  ?  :)
copy-pasto

> ---
>  block/bio.c         | 24 ++++++++++++++++++++++++
>  include/linux/bio.h |  7 +++++++
>  mm/page_io.c        |  1 +
>  3 files changed, 32 insertions(+)


-- 
~Randy