From mboxrd@z Thu Jan  1 00:00:00 1970
From: Chris Mason <mason@suse.com>
Subject: Re: [linux-lvm] VFS-Patch
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Date: Fri Oct 26 11:06:01 2001
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On Friday, October 26, 2001 07:06:58 AM -0700 Aman Shahi
<shahi_aman@yahoo.com> wrote:

> 
> Hi Patrick,
> I tried with both 2.4.12-ac5 and 2.4.12-ac6 yesterday.
> Kernel compilation was giving error on alloc_kiovec
> and free_kiovec in lvm-snap.c. I replaced them with
> alloc_kiovec_sz and free_kiovec_sz and added one more
> int pointer in the calls. I am not sure whether that
> was proper, but I was able to compile the kernel. I
> was using 2.4.11 VFS-lock patch as u said.
> 
> But when using snapshot my Machine got hung. I tried
> 2-3 times with both ac5 and ac6. But all the time the
> machine got hund and FS got corrupted.
> 
> What might have I done wrong ?

Is this an SMP machine?  What happens when you turn on the spinlock
debugging (under the kernel debugging section in make menuconfig).

-chris