linux-kernel - Re: tracking down disk spinups.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <4648B789.7080905@goop.org>
Date:	Mon, 14 May 2007 12:24:57 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Dave Jones <davej@...hat.com>,
	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: tracking down disk spinups.

Dave Jones wrote:
> (14:49:52:root@...ewall:~)# mount
> /dev/mapper/VolGroup00-LogVol00 on / type ext3 (rw)
> (14:49:56:root@...ewall:~)# mount /dev/mapper/VolGroup00-LogVol00 / -t ext2 -o remount,rw
> (14:50:37:root@...ewall:~)# mount
> /dev/mapper/VolGroup00-LogVol00 on / type ext3 (rw)
>
> Why did the kernel ignore what I told it to do ?
> I'm sure it thinks it knows better than me for a reason, but
> I'd like to know what it is.
>   

I don't think you can change filesystem types with remount.  Doesn't
that just change flags on an existing mount?

    J

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/