linux-kernel - Re: [PATCH 00/16 v3] f2fs: introduce flash-friendly file system

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Message-Id: <8A3372F6-6294-404E-909B-3FDE0C2368B7@dubeyko.com>
Date:	Sun, 11 Nov 2012 00:55:39 +0300
From:	Vyacheslav Dubeyko <slava@...eyko.com>
To:	Martin Steigerwald <Martin@...htvoll.de>
Cc:	linux-kernel@...r.kernel.org, Kim Jaegeuk <jaegeuk.kim@...il.com>,
	Jaegeuk Kim <jaegeuk.kim@...sung.com>,
	linux-fsdevel@...r.kernel.org, gregkh@...uxfoundation.org,
	viro@...iv.linux.org.uk, arnd@...db.de, tytso@....edu,
	chur.lee@...sung.com, cm224.lee@...sung.com,
	jooyoung.hwang@...sung.com
Subject: Re: [PATCH 00/16 v3] f2fs: introduce flash-friendly file system

Hi,

On Nov 10, 2012, at 9:33 PM, Martin Steigerwald wrote:

[snip]
> 
> merkaba:~> mkfs.f2fs /dev/sdb1
> Info: sector size = 512
> Info: total sectors = 4093951 (in 512bytes)
> Info: zone aligned segment0 blkaddr: 256
> Info: This device doesn't support TRIM
> Info: format successful
> merkaba:~> mount /dev/sdb1 /mnt/zeit
> mount: you must specify the filesystem type
> merkaba:~#32> mount -t f2fs /dev/sdb1 /mnt/zeit
> merkaba:~> df -hT /mnt/zeit
> Dateisystem    Typ  Größe Benutzt Verf. Verw% Eingehängt auf
> /dev/sdb1      f2fs  2,0G    147M  1,8G    8% /mnt/zeit
> 

Do you really have trouble with f2fs mount without definition of filesystem type? If so, it is a bug.

Moreover, I think that it is really inconvenient that mkfs.f2fs doesn't output its version. I suggest to output version of f2fs utilities.

With the best regards,
Vyacheslav Dubeyko.

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