linux-kernel - Re: [PATCH 0/4] Avoid filesystem references to writeback internals

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Message-ID: <c830a8afe51514ac40fa272558eed4fcbb5efcea.camel@kernel.org>
Date: Wed, 11 Feb 2026 08:30:22 -0500
From: Jeff Layton <jlayton@...nel.org>
To: Kundan Kumar <kundan.kumar@...sung.com>, jaegeuk@...nel.org, 
	chao@...nel.org, agruenba@...hat.com, trondmy@...nel.org, anna@...nel.org, 
	hch@....de, brauner@...nel.org, jack@...e.cz, viro@...iv.linux.org.uk, 
	djwong@...nel.org, pankaj.raghav@...ux.dev
Cc: linux-f2fs-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org, 
	gfs2@...ts.linux.dev, linux-nfs@...r.kernel.org, gost.dev@...sung.com, 
	anuj20.g@...sung.com, vishak.g@...sung.com, joshi.k@...sung.com,
 mcgrof@...nel.org
Subject: Re: [PATCH 0/4] Avoid filesystem references to writeback internals

On Wed, 2026-02-11 at 12:30 +0530, Kundan Kumar wrote:
> The series introduces writeback helper APIs and converts f2fs, gfs2
> and nfs to stop accessing writeback internals directly.
> 
> As suggested by Christoph [1], filesystem code that directly accesses
> writeback internals is split out:
> [1] https://lore.kernel.org/all/20251015072912.GA11294@lst.de/
> 
> No functional changes intended
> 
> Kundan Kumar (4):
>   writeback: prep helpers for dirty-limit and writeback accounting
>   f2fs: stop using writeback internals for dirty_exceeded checks
>   gfs2: stop using writeback internals for dirty_exceeded check
>   nfs: stop using writeback internals for WB_WRITEBACK accounting
> 
>  fs/f2fs/node.c              |  4 ++--
>  fs/f2fs/segment.h           |  2 +-
>  fs/gfs2/super.c             |  2 +-
>  fs/nfs/internal.h           |  2 +-
>  fs/nfs/write.c              |  4 ++--
>  include/linux/backing-dev.h | 11 +++++++++++
>  6 files changed, 18 insertions(+), 7 deletions(-)
> 
> 
> base-commit: 05f7e89ab9731565d8a62e3b5d1ec206485eeb0b

Seems sensible.

Reviewed-by: Jeff Layton <jlayton@...nel.org>