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Re: [Xen-devel] LVM2 Snapshot Problems

To: xen-devel@xxxxxxxxxxxxxxxxxxxxx
Subject: Re: [Xen-devel] LVM2 Snapshot Problems
From: Michael Vrable <mvrable@xxxxxxxxxxx>
Date: Mon, 9 Aug 2004 13:04:44 -0700
Delivery-date: Mon, 09 Aug 2004 21:10:29 +0100
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In-reply-to: <E1BuFvB-0006J5-00@xxxxxxxxxxxxxxxxx>; from Keir.Fraser@xxxxxxxxxxxx on Mon, Aug 09, 2004 at 08:35:01PM +0100
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On Mon, Aug 09, 2004 at 08:35:01PM +0100, Keir Fraser wrote:
> Please try adding 'XEN_flush_page_update_queue()' to
> mm/vmalloc.c:__vmalloc_area_pages, just before 'return 0':
>         .....
>         spin_unlock(&init_mm.page_table_lock);
>         flush_cache_all();
>         XEN_flush_page_update_queue();
>         return 0;
> err:
>         .....

I decided to try this before attempting snapshots under Linux 2.6, since
this was quicker.

I made the change you specified and recompiled.  This seems to fix the
problem.  I'll do a bit more testing in a bit.


--Michael Vrable

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