From 2fbc1b05d900d1d3540e66bdb93a6642756b07d2 Mon Sep 17 00:00:00 2001 From: Jean-Louis Dupond Date: Fri, 9 Jun 2023 12:47:37 +0200 Subject: [PATCH] NEWS: Update NEWS with new discard_no_unref option MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Jean-Louis Dupond Reviewed-by: Peter Krempa Signed-off-by: Peter Krempa Reviewed-by: Ján Tomko --- NEWS.rst | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/NEWS.rst b/NEWS.rst index c520a96177..950b188a8b 100644 --- a/NEWS.rst +++ b/NEWS.rst @@ -26,6 +26,13 @@ v9.5.0 (unreleased) compatible with all hosts even if their supported physical address sizes differ. + * qemu: Allow configuring the ``discard-no-unref`` feature of ``qcow2`` driver + + The new ``discard_no_unref`` attribute of the ``disk`` ``driver`` element + controls whether the ``qcow2`` driver in qemu unrefs clusters inside the + image on discard requests. Disabling cluster unrefing decreases fragmentation + of the image. + * **Bug fixes**