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qemu: Check for drop-cache capability

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QEMU 4.0.0 and newer automatically drops caches at the end of migration.
Let's check for this capability so that we can allow migration when disk
cache is turned on.

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
Acked-By: Peter Krempa <pkrempa@redhat.com>
This commit is contained in:
Jiri Denemark
2019-08-14 09:36:43 +02:00
parent 4748f8df29
commit 598ec0db68
9 changed files with 10 additions and 0 deletions
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tests/qemucapabilitiesdata/caps_4.0.0.aarch64.xml
+1
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@@ -164,6 +164,7 @@
<flag name='bitmap-merge'/>
<flag name='nbd-bitmap'/>
<flag name='bochs-display'/>
<flag name='migration-file-drop-cache'/>
<version>4000000</version>
<kvmVersion>0</kvmVersion>
<microcodeVersion>61700758</microcodeVersion>
tests/qemucapabilitiesdata/caps_4.0.0.ppc64.xml
+1
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@@ -169,6 +169,7 @@
<flag name='bitmap-merge'/>
<flag name='nbd-bitmap'/>
<flag name='bochs-display'/>
<flag name='migration-file-drop-cache'/>
<version>4000000</version>
<kvmVersion>0</kvmVersion>
<microcodeVersion>42900758</microcodeVersion>
tests/qemucapabilitiesdata/caps_4.0.0.riscv32.xml
+1
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@@ -167,6 +167,7 @@
<flag name='bitmap-merge'/>
<flag name='nbd-bitmap'/>
<flag name='bochs-display'/>
<flag name='migration-file-drop-cache'/>
<version>4000000</version>
<kvmVersion>0</kvmVersion>
<microcodeVersion>0</microcodeVersion>
tests/qemucapabilitiesdata/caps_4.0.0.riscv64.xml
+1
View File
@@ -167,6 +167,7 @@
<flag name='bitmap-merge'/>
<flag name='nbd-bitmap'/>
<flag name='bochs-display'/>
<flag name='migration-file-drop-cache'/>
<version>4000000</version>
<kvmVersion>0</kvmVersion>
<microcodeVersion>0</microcodeVersion>
tests/qemucapabilitiesdata/caps_4.0.0.s390x.xml
+1
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@@ -131,6 +131,7 @@
<flag name='query-current-machine'/>
<flag name='bitmap-merge'/>
<flag name='nbd-bitmap'/>
<flag name='migration-file-drop-cache'/>
<version>4000000</version>
<kvmVersion>0</kvmVersion>
<microcodeVersion>39100758</microcodeVersion>
tests/qemucapabilitiesdata/caps_4.0.0.x86_64.xml
+1
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@@ -206,6 +206,7 @@
<flag name='nbd-bitmap'/>
<flag name='x86-max-cpu'/>
<flag name='bochs-display'/>
<flag name='migration-file-drop-cache'/>
<version>4000000</version>
<kvmVersion>0</kvmVersion>
<microcodeVersion>43100758</microcodeVersion>
tests/qemucapabilitiesdata/caps_4.1.0.x86_64.xml
+1
View File
@@ -208,6 +208,7 @@
<flag name='cpu-unavailable-features'/>
<flag name='canonical-cpu-features'/>
<flag name='bochs-display'/>
<flag name='migration-file-drop-cache'/>
<version>4000050</version>
<kvmVersion>0</kvmVersion>
<microcodeVersion>43100759</microcodeVersion>