kvm: enable TRIM on raw images

When the image is a block device, the guest must also run Linux >= 5.0.

kvm: enable TRIM on raw images
When the image is a block device, the guest must also run Linux >= 5.0.
81e99deb · Julien Muchembled · 9ae8e791 · 81e99deb · 81e99deb
Commit 81e99deb authored Nov 25, 2019 by Julien Muchembled
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Showing with 3 additions and 2 deletions

software/kvm/buildout.hash.cfg software/kvm/buildout.hash.cfg +1 -1

software/kvm/template/template-kvm-run.in software/kvm/template/template-kvm-run.in +2 -1

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--- a/software/kvm/buildout.hash.cfg
+++ b/software/kvm/buildout.hash.cfg
@@ -55,7 +55,7 @@ md5sum = 2036bf145f472f62ef8dee5e729328fd
 [template-kvm-run]
 filename = template/template-kvm-run.in
-md5sum = 2a49e6065a3f46f871318ba88f0cd235
+md5sum = 2c3e788632910a061b5272dfef5caa73
 [template-kvm-controller]
 filename = template/kvm-controller-run.in

--- a/software/kvm/template/template-kvm-run.in
+++ b/software/kvm/template/template-kvm-run.in
@@ -242,7 +242,8 @@ additional_disk_options = ''
 if disk_aio == 'native':
  additional_disk_options += ',cache.direct=on'
+if disk_format == "raw":
+  additional_disk_options += ',discard=on'
 # Generate network parameters
 # XXX: use_tap should be a boolean