From: David Sterba <dsterba-AlSwsSmVLrQ@public.gmane.org>
To: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
Cc: Jens Axboe <axboe-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org>,
Song Liu <song-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Hans de Goede <hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
Richard Weinberger <richard-/L3Ra7n9ekc@public.gmane.org>,
Minchan Kim <minchan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
linux-mtd-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
dm-devel-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
linux-block-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
drbd-dev-/sHSiTBGKwq//tTphpj/8g@public.gmane.org,
linux-raid-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org,
cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Johannes Thumshirn
<johannes.thumshirn-Sjgp3cTcYWE@public.gmane.org>
Subject: Re: [PATCH 07/12] bdi: remove BDI_CAP_CGROUP_WRITEBACK
Date: Wed, 16 Sep 2020 11:28:09 +0200 [thread overview]
Message-ID: <20200916092809.GJ1791@twin.jikos.cz> (raw)
In-Reply-To: <20200910144833.742260-8-hch-jcswGhMUV9g@public.gmane.org>
On Thu, Sep 10, 2020 at 04:48:27PM +0200, Christoph Hellwig wrote:
> Just checking SB_I_CGROUPWB for cgroup writeback support is enough.
> Either the file system allocates its own bdi (e.g. btrfs), in which case
> it is known to support cgroup writeback, or the bdi comes from the block
> layer, which always supports cgroup writeback.
>
> Signed-off-by: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
> Reviewed-by: Johannes Thumshirn <johannes.thumshirn-Sjgp3cTcYWE@public.gmane.org>
Acked-by: David Sterba <dsterba-IBi9RG/b67k@public.gmane.org>
next prev parent reply other threads:[~2020-09-16 9:28 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-10 14:48 bdi cleanups v4 Christoph Hellwig
[not found] ` <20200910144833.742260-1-hch-jcswGhMUV9g@public.gmane.org>
2020-09-10 14:48 ` [PATCH 01/12] fs: remove the unused SB_I_MULTIROOT flag Christoph Hellwig
2020-09-17 9:41 ` Jan Kara
2020-09-10 14:48 ` [PATCH 02/12] drbd: remove dead code in device_to_statistics Christoph Hellwig
[not found] ` <20200910144833.742260-3-hch-jcswGhMUV9g@public.gmane.org>
2020-09-17 9:46 ` Jan Kara
2020-09-10 14:48 ` [PATCH 03/12] drbd: remove RB_CONGESTED_REMOTE Christoph Hellwig
2020-09-17 9:55 ` Jan Kara
[not found] ` <20200917095507.GJ7347-4I4JzKEfoa/jFM9bn6wA6Q@public.gmane.org>
2020-09-19 6:58 ` Christoph Hellwig
2020-09-10 14:48 ` [PATCH 04/12] bdi: initialize ->ra_pages and ->io_pages in bdi_init Christoph Hellwig
[not found] ` <20200910144833.742260-5-hch-jcswGhMUV9g@public.gmane.org>
2020-09-17 10:04 ` Jan Kara
2020-09-19 7:01 ` Christoph Hellwig
2020-09-10 14:48 ` [PATCH 07/12] bdi: remove BDI_CAP_CGROUP_WRITEBACK Christoph Hellwig
[not found] ` <20200910144833.742260-8-hch-jcswGhMUV9g@public.gmane.org>
2020-09-16 9:28 ` David Sterba [this message]
2020-09-17 9:36 ` Jan Kara
2020-09-10 14:48 ` [PATCH 09/12] mm: use SWP_SYNCHRONOUS_IO more intelligently Christoph Hellwig
2020-09-17 9:06 ` Jan Kara
2020-09-10 14:48 ` [PATCH 11/12] bdi: invert BDI_CAP_NO_ACCT_WB Christoph Hellwig
[not found] ` <20200910144833.742260-12-hch-jcswGhMUV9g@public.gmane.org>
2020-09-17 9:27 ` Jan Kara
2020-09-10 14:48 ` [PATCH 12/12] bdi: replace BDI_CAP_NO_{WRITEBACK, ACCT_DIRTY} with a single flag Christoph Hellwig
[not found] ` <20200910144833.742260-13-hch-jcswGhMUV9g@public.gmane.org>
2020-09-17 9:31 ` Jan Kara
2020-09-10 14:48 ` [PATCH 05/12] md: update the optimal I/O size on reshape Christoph Hellwig
2020-09-12 6:17 ` Song Liu
2020-09-10 14:48 ` [PATCH 06/12] block: lift setting the readahead size into the block layer Christoph Hellwig
[not found] ` <20200910144833.742260-7-hch-jcswGhMUV9g@public.gmane.org>
2020-09-17 10:35 ` Jan Kara
2020-09-19 7:31 ` Christoph Hellwig
2020-09-10 14:48 ` [PATCH 08/12] bdi: remove BDI_CAP_SYNCHRONOUS_IO Christoph Hellwig
[not found] ` <20200910144833.742260-9-hch-jcswGhMUV9g@public.gmane.org>
2020-09-17 9:36 ` Jan Kara
2020-09-10 14:48 ` [PATCH 10/12] bdi: replace BDI_CAP_STABLE_WRITES with a queue and a sb flag Christoph Hellwig
2020-09-17 9:25 ` Jan Kara
[not found] ` <20200917092524.GC7347-4I4JzKEfoa/jFM9bn6wA6Q@public.gmane.org>
2020-09-19 6:51 ` Christoph Hellwig
2020-09-15 15:18 bdi cleanups v5 Christoph Hellwig
[not found] ` <20200915151829.1767176-1-hch-jcswGhMUV9g@public.gmane.org>
2020-09-15 15:18 ` [PATCH 07/12] bdi: remove BDI_CAP_CGROUP_WRITEBACK Christoph Hellwig
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