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Date: Tue, 12 Dec 2017 13:17:52 +0200
From: Nikolay Borisov <nborisov@...e.com>
To: Tejun Heo <tj@...nel.org>, axboe@...nel.dk
Cc: linux-kernel@...r.kernel.org, oleg@...hat.com,
peterz@...radead.org, kernel-team@...com, osandov@...com
Subject: Re: [PATCH 6/6] blk-mq: remove REQ_ATOM_STARTED
On 9.12.2017 21:25, Tejun Heo wrote:
> After the recent updates to use generation number and state based
> synchronization, we can easily replace REQ_ATOM_STARTED usages by
> adding an extra state to distinguish completed but not yet freed
> state.
>
> Add MQ_RQ_COMPLETE and replace REQ_ATOM_STARTED usages with
> blk_mq_rq_state() tests. REQ_ATOM_STARTED no longer has any users
> left and is removed.
>
> Signed-off-by: Tejun Heo <tj@...nel.org>
Where are the promised in patch 5/6 performance results?
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