From: Jan Kara <jack@suse.cz>
To: Jens Axboe <axboe@kernel.dk>
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
linux-mm@kvack.org, hannes@cmpxchg.org, clm@fb.com, jack@suse.cz
Subject: Re: [PATCH 4/7] page-writeback: pass in '0' for nr_pages writeback in laptop mode
Date: Fri, 22 Sep 2017 15:14:38 +0200 [thread overview]
Message-ID: <20170922131438.GB22455@quack2.suse.cz> (raw)
In-Reply-To: <1505921582-26709-5-git-send-email-axboe@kernel.dk>
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@cmpxchg.org>
> Tested-by: Chris Mason <clm@fb.com>
> Signed-off-by: Jens Axboe <axboe@kernel.dk>
> Reviewed-by: Jan Kara <jack@suse.cz>
> Signed-off-by: Jens Axboe <axboe@kernel.dk>
The subject of the patch looks stale.
Honza
--
Jan Kara <jack@suse.com>
SUSE Labs, CR
WARNING: multiple messages have this Message-ID (diff)
From: Jan Kara <jack@suse.cz>
To: Jens Axboe <axboe@kernel.dk>
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
linux-mm@kvack.org, hannes@cmpxchg.org, clm@fb.com, jack@suse.cz
Subject: Re: [PATCH 4/7] page-writeback: pass in '0' for nr_pages writeback in laptop mode
Date: Fri, 22 Sep 2017 15:14:38 +0200 [thread overview]
Message-ID: <20170922131438.GB22455@quack2.suse.cz> (raw)
In-Reply-To: <1505921582-26709-5-git-send-email-axboe@kernel.dk>
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@cmpxchg.org>
> Tested-by: Chris Mason <clm@fb.com>
> Signed-off-by: Jens Axboe <axboe@kernel.dk>
> Reviewed-by: Jan Kara <jack@suse.cz>
> Signed-off-by: Jens Axboe <axboe@kernel.dk>
The subject of the patch looks stale.
Honza
--
Jan Kara <jack@suse.com>
SUSE Labs, CR
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next prev parent reply other threads:[~2017-09-22 13:14 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-20 15:32 [PATCH 0/7 v2] More graceful flusher thread memory reclaim wakeup Jens Axboe
2017-09-20 15:32 ` Jens Axboe
2017-09-20 15:32 ` [PATCH 1/7] buffer: cleanup free_more_memory() flusher wakeup Jens Axboe
2017-09-20 15:32 ` Jens Axboe
2017-09-21 14:55 ` Christoph Hellwig
2017-09-21 14:55 ` Christoph Hellwig
2017-09-20 15:32 ` [PATCH 2/7] fs: kill 'nr_pages' argument from wakeup_flusher_threads() Jens Axboe
2017-09-20 15:32 ` Jens Axboe
2017-09-21 14:55 ` Christoph Hellwig
2017-09-21 14:55 ` Christoph Hellwig
2017-09-22 13:12 ` Jan Kara
2017-09-22 13:12 ` Jan Kara
2017-09-20 15:32 ` [PATCH 3/7] fs-writeback: provide a wakeup_flusher_threads_bdi() Jens Axboe
2017-09-20 15:32 ` Jens Axboe
2017-09-21 14:56 ` Christoph Hellwig
2017-09-21 14:56 ` Christoph Hellwig
2017-09-20 15:32 ` [PATCH 4/7] page-writeback: pass in '0' for nr_pages writeback in laptop mode Jens Axboe
2017-09-20 15:32 ` Jens Axboe
2017-09-21 14:59 ` Christoph Hellwig
2017-09-21 14:59 ` Christoph Hellwig
2017-09-25 14:57 ` Jens Axboe
2017-09-25 14:57 ` Jens Axboe
2017-09-21 15:00 ` Christoph Hellwig
2017-09-21 15:00 ` Christoph Hellwig
2017-09-22 13:14 ` Jan Kara [this message]
2017-09-22 13:14 ` Jan Kara
2017-09-20 15:33 ` [PATCH 5/7] fs-writeback: make wb_start_writeback() static Jens Axboe
2017-09-20 15:33 ` Jens Axboe
2017-09-21 15:01 ` Christoph Hellwig
2017-09-21 15:01 ` Christoph Hellwig
2017-09-20 15:33 ` [PATCH 6/7] fs-writeback: move nr_pages == 0 logic to one location Jens Axboe
2017-09-20 15:33 ` Jens Axboe
2017-09-21 15:02 ` Christoph Hellwig
2017-09-21 15:02 ` Christoph Hellwig
2017-09-22 13:17 ` Jan Kara
2017-09-22 13:17 ` Jan Kara
2017-09-20 15:33 ` [PATCH 7/7] fs-writeback: only allow one inflight and pending full flush Jens Axboe
2017-09-20 15:33 ` Jens Axboe
2017-09-21 15:05 ` Christoph Hellwig
2017-09-21 15:05 ` Christoph Hellwig
2017-09-21 15:36 ` Jens Axboe
2017-09-21 15:36 ` Jens Axboe
2017-09-21 16:00 ` Jens Axboe
2017-09-21 16:00 ` Jens Axboe
2017-09-21 17:33 ` Christoph Hellwig
2017-09-21 17:33 ` Christoph Hellwig
2017-09-25 9:35 ` Jan Kara
2017-09-25 9:35 ` Jan Kara
2017-09-25 14:48 ` Jens Axboe
2017-09-25 14:48 ` Jens Axboe
2017-09-28 18:09 ` Jens Axboe
2017-09-28 18:09 ` Jens Axboe
2017-09-29 23:20 ` Jens Axboe
2017-09-29 23:20 ` Jens Axboe
2017-10-02 14:53 ` Jan Kara
2017-10-02 14:53 ` Jan Kara
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