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Re: [linux-lvm] Patching a kernel that already has VFS-lock

On Wed, Mar 12, 2003 at 05:18:35PM -0500, Rechenberg, Andrew wrote:
> Good day,
> I'm trying to upgrade my kernel from LVM 1.0.3 to 1.0.7.  My kernel with
> 1.0.3 already has the VFS lock pactch installed and all I want to do is
> upgrade the LVM code because my snapshots are misbehaving.  I should not
> have to re-patch to get the VFS-lock to work should I?
> The reason I ask is because when I just patch the kernel with LVM 1.0.7
> and reboot all my VG's/LV's come up clean, and I can create snapshots
> but the snapshots do not mount.  I get the:
> mount: wrong fs type, bad option, bad superblock on /dev/flux1/snap,
>        or too many mounted file systems
> error which would indicate to me that the VFS lock is not working with
> my ext3 filesystem.  Does anyone have any ideas on what could be causing
> this problem?  
> Red Hat kernel source RPM 2.4.18-26
> LVM 1.0.7 from the Sistina FTP site

If you've managed to successfully patch LVM into the kernel (and it sounds like
you have), all that should be needed to enable VFS-Lock functionality is to
uncomment the line in lvm.c that reads:


to be


and rebuild.


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