From c32fda72e35dceb492aecb6286af1c65c98d36e9 Mon Sep 17 00:00:00 2001 From: Peter Krempa Date: Thu, 23 Nov 2017 19:32:02 +0100 Subject: [PATCH] news: Document qemu image locking --- docs/news.xml | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/docs/news.xml b/docs/news.xml index 104668ce98..188e044c8e 100644 --- a/docs/news.xml +++ b/docs/news.xml @@ -148,6 +148,19 @@ can prepare the files if they need to do so. + + + Shareable disks work properly with recent qemu + + + Recent qemu versions added image locking to avoid potential corruption + of disk images. This broke shareable disks with libvirt since the + feature was turned on by default in qemu. Libvirt now enables sharing + of those disks in qemu so that the image locking is not applied in + that case. Additionally libvirt now checks that shareable disks have + supported format (raw) to avoid metadata corruption. + +
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