linux-kernel - Re: [PATCH 4/7] page-writeback: pass in '0' for nr

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Message-ID: <20170922131438.GB22455@quack2.suse.cz>
Date:   Fri, 22 Sep 2017 15:14:38 +0200
From:   Jan Kara <jack@...e.cz>
To:     Jens Axboe <axboe@...nel.dk>
Cc:     linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-mm@...ck.org, hannes@...xchg.org, clm@...com, jack@...e.cz
Subject: Re: [PATCH 4/7] page-writeback: pass in '0' for nr_pages writeback
 in laptop mode

On Wed 20-09-17 09:32:59, Jens Axboe wrote:
> Laptop mode really wants to writeback the number of dirty
> pages and inodes. Instead of calculating this in the caller,
> just pass in 0 and let wakeup_flusher_threads() handle it.
> 
> Use the new wakeup_flusher_threads_bdi() instead of rolling
> our own. This changes the writeback to not be range cyclic,
> but that should not matter for laptop mode flush-all
> semantics.
> 
> Acked-by: Johannes Weiner <hannes@...xchg.org>
> Tested-by: Chris Mason <clm@...com>
> Signed-off-by: Jens Axboe <axboe@...nel.dk>
> Reviewed-by: Jan Kara <jack@...e.cz>
> Signed-off-by: Jens Axboe <axboe@...nel.dk>

The subject of the patch looks stale.

									Honza

-- 
Jan Kara <jack@...e.com>
SUSE Labs, CR