linux-kernel - Re: [PATCH] docs: Remove remainders of reiserfs

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Message-ID: <20250814113337.GD22430@suse.cz>
Date: Thu, 14 Aug 2025 13:33:37 +0200
From: David Sterba <dsterba@...e.cz>
To: Matthew Wilcox <willy@...radead.org>
Cc: David Sterba <dsterba@...e.com>, linux-doc@...r.kernel.org,
	Jonathan Corbet <corbet@....net>,
	Ondrej Mosnacek <omosnace@...hat.com>,
	Paul Moore <paul@...l-moore.com>, selinux@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] docs: Remove remainders of reiserfs

On Wed, Aug 13, 2025 at 02:17:36PM +0100, Matthew Wilcox wrote:
> On Wed, Aug 13, 2025 at 12:00:52PM +0200, David Sterba wrote:
> > +++ b/Documentation/admin-guide/laptops/laptop-mode.rst
> > @@ -61,7 +61,7 @@ Caveats
> >    Check your drive's rating, and don't wear down your drive's lifetime if you
> >    don't need to.
> >  
> > -* If you mount some of your ext3/reiserfs filesystems with the -n option, then
> > +* If you mount some of your ext3 filesystems with the -n option, then
> 
> Should this be updated to ext4?  ;-)
> 
> > @@ -587,7 +587,7 @@ Control script::
> >  					FST=$(deduce_fstype $MP)
> >  				fi
> >  				case "$FST" in
> > -					"ext3"|"reiserfs")
> > +					"ext3")
> 
> ... uh.  Maybe much more significant work is needed ;-)
> 
> > +++ b/Documentation/arch/powerpc/eeh-pci-error-recovery.rst
> > @@ -315,7 +315,6 @@ network daemons and file systems that didn't need to be disturbed.
> >     ideally, the reset should happen at or below the block layer,
> >     so that the file systems are not disturbed.
> >  
> > -   Reiserfs does not tolerate errors returned from the block device.
> >     Ext3fs seems to be tolerant, retrying reads/writes until it does
> >     succeed. Both have been only lightly tested in this scenario.
> 
> "Both" is now orphaned with the removal of ReiserFS.  And the ext3
> sentence has an implicit reference to "errors returned from the block
> device" that is now missing.  A wider change is needed here.

Yes, the ext3 mentions stand out in the documentation. I don't think it
could be changed to ext4 in all places, there's a mix of historical
references, quotes and 'scripts in documentation'.