linux-kernel - Re: [PATCH v6 05/16] ntfs: update super block operations

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Message-ID: <CAKYAXd_6G5ZajRQFbgKMhwQFx1=9ripOqurfaYhc1vJfDnrc5g@mail.gmail.com>
Date: Tue, 3 Feb 2026 22:04:15 +0900
From: Namjae Jeon <linkinjeon@...nel.org>
To: Christoph Hellwig <hch@....de>
Cc: viro@...iv.linux.org.uk, brauner@...nel.org, tytso@....edu, 
	willy@...radead.org, jack@...e.cz, djwong@...nel.org, josef@...icpanda.com, 
	sandeen@...deen.net, rgoldwyn@...e.com, xiang@...nel.org, dsterba@...e.com, 
	pali@...nel.org, ebiggers@...nel.org, neil@...wn.name, amir73il@...il.com, 
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, 
	iamjoonsoo.kim@....com, cheol.lee@....com, jay.sim@....com, gunho.lee@....com
Subject: Re: [PATCH v6 05/16] ntfs: update super block operations

On Tue, Feb 3, 2026 at 2:52 PM Christoph Hellwig <hch@....de> wrote:
>
> On Tue, Feb 03, 2026 at 07:01:51AM +0900, Namjae Jeon wrote:
> > This patch updates the super block operations to support the new mount
> > API, and enable full read-write support. It refactors the mount process
> > to use fs_context, implements synchronization and shutdown operations.
> >
> > Key changes include:
> >  - Implements the new mount API by introducing context-based helpers
> >     (ntfs_init_fs_context(), ntfs_get_tree(), ntfs_reconfigure()) and
> >     migrating option parsing to fs_parser, supporting new options.
> >  - Adds ntfs_sync_fs() and ntfs_shutdown() to super_operations.
> >  - Updates ntfs_statfs() to provide statistics using atomic counters
> >     for free clusters and MFT records.
> >  - Introduces a background workqueue ntfs_wq for asynchronous free
> >     cluster calculation (ntfs_calc_free_cluster()).
> >  - Implements ntfs_write_volume_label() to allow changing the volume label.
>
> Suggested tweak to the commit message:
>
> Update the super block operations to support the new fs_context-based
> mount API, full read-write support including ->sync_fs, and file system
> shutdown support.
>
> Update ntfs_statfs() to provide statistics using atomic counters for free
> clusters and MFT records.
>
> Introduce a background workqueue for asynchronous free cluster
> calculation (XXXXX: please add a sentence here why is is useful / needed)
>
> Implement ntfs_write_volume_label() to allow changing the volume label.
Okay, I will use it.
Thanks!
>
> With that:
>
>
> Reviewed-by: Christoph Hellwig <hch@....de>