From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yoann Padioleau To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net> Date: Tue, 15 Jul 2014 21:18:57 +0000 Message-ID: References: <1405457571.79214.YahooMailBasic@web184703.mail.ne1.yahoo.com> In-Reply-To: <1405457571.79214.YahooMailBasic@web184703.mail.ne1.yahoo.com> Content-Type: text/plain; charset="Windows-1252" Content-ID: <34E9E79F2D8D844C87534CBDCA8C76D6@fb.com> Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Subject: Re: [9fans] simplest disk filesystem Topicbox-Message-UUID: 034ebf94-ead9-11e9-9d60-3106f5b1d025 I=92m trying to make a tutorial explaining the code of a not too large kern= el (9), but there are too many things to explain so I have to cut things. So having a simple fs which does not require to explain 9p, the rpc, the mount device, etc would be great. I know that explaining plan9 without 9p is kinda nonsense, but I would do that in another tutorial. On Jul 15, 2014, at 1:52 PM, Brian L. Stuart wrote= : >> I=92m looking for a very simple in-kernel filesystem. >=20 > What's motivating the desire for to be in-kernel? Nearly, > every file system in Plan 9 runs in user space. All the > ones that have been mentioned do. The only in-kernel > file system in the labs' distribution is devroot which is > read-only and intended only to provide enough bits to > get the system up and running. 9atom also includes > a devtinyfs that you could take a look at. >=20 > BLS >=20 >=20