svn commit: r341505 - head/share/man/man5

[Ravi Pokala]

> I will be glad to review/commit manpage changes that make things 
> clearer. We should probably even try to document the format, as I recall 
> we do for FAT somewhere(?).

In addition to updating the manpage, perhaps also create links to it as ext3fs.5 and ext4fs.5?

-Ravi (rpokala@)

-----Original Message-----
From: <owner-src-committers at freebsd.org> on behalf of Pedro Giffuni <pfg at FreeBSD.org>
Date: 2018-12-05, Wednesday at 07:24
To: <koobs at FreeBSD.org>, <src-committers at freebsd.org>, <svn-src-all at freebsd.org>, <svn-src-head at freebsd.org>
Subject: Re: svn commit: r341505 - head/share/man/man5

On 12/5/18 12:06 AM, Kubilay Kocak wrote:
>> On 5/12/2018 9:51 am, Pedro F. Giffuni wrote:
>>> Starting with FreeBSD 12 we fully support writing ext4 filesystems
>>
>> Can we remove '2' from the module/man/etc name if (since) it supports 
>> multiple extXfs versions? Is there anything serious preventing it?
>>
> Bad idea: neither us or linux support the old extfs format. It is a 
> common misconception that ext3 or ext4 are different filesystems: they 
> are both extensions over the ext2 format and they were always intended 
> to work like that.
> 
> You can currently create plain ext2 filesystems on FreeBSD and add 
> ext3/4 features on top and it will work just fine. The distinction on 
> linux about ext2/3/4 is rather accidental: they didn't master Version 
> Control in time to branch instead of forking the implementation a couple 
> of times. It also seems like ext3 disappeared.
> 
>> Seems minor but I think worth it for discovery/pola/obviousness, and a 
>> good time (early in the 13.0 cycle).
>>
>> We get a lot of user questions about ext*fs support on FreeBSD and 
>> pointing to an ext2fs man page also feels a bit weird.
>
> This has to be "fixed" through documentation. I will admit that I 
> haven't been working properly on the documentation, other than trying to 
> remember some details in the Wiki page.
> 
>> Happy to get/organise a !committer contributor to take care of this if 
>> no-one wants to pick it up.
>
> I will be glad to review/commit manpage changes that make things 
> clearer. We should probably even try to document the format, as I recall 
> we do for FAT somewhere(?).
> 
> Pedro.