[libvirt RFCv8 20/27] qemu: add migration parameter multifd-compression

Claudio Fontana cfontana at suse.de
Sat May 7 13:43:13 UTC 2022 

add it to both capabilities and migration parameters

Signed-off-by: Claudio Fontana <cfontana at suse.de>
---
 src/qemu/qemu_capabilities.c                      | 2 ++
 src/qemu/qemu_capabilities.h                      | 1 +
 src/qemu/qemu_migration_params.c                  | 2 ++
 src/qemu/qemu_migration_params.h                  | 1 +
 tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml | 1 +
 tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml   | 1 +
 tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml | 1 +
 tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_5.1.0.sparc.xml   | 1 +
 tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml | 1 +
 tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml   | 1 +
 tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml | 1 +
 tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml   | 1 +
 tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_6.0.0.aarch64.xml | 1 +
 tests/qemucapabilitiesdata/caps_6.0.0.s390x.xml   | 1 +
 tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_6.1.0.x86_64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_6.2.0.aarch64.xml | 1 +
 tests/qemucapabilitiesdata/caps_6.2.0.ppc64.xml   | 1 +
 tests/qemucapabilitiesdata/caps_6.2.0.x86_64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_7.0.0.aarch64.xml | 1 +
 tests/qemucapabilitiesdata/caps_7.0.0.ppc64.xml   | 1 +
 tests/qemucapabilitiesdata/caps_7.0.0.x86_64.xml  | 1 +
 25 files changed, 27 insertions(+)

diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index 581b6a40df..9c2d5643eb 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -675,6 +675,7 @@ VIR_ENUM_IMPL(virQEMUCaps,
 
               /* 430 */
               "migrate-multifd", /* QEMU_CAPS_MIGRATE_MULTIFD */
+              "migration-param.multifd-compression", /* QEMU_CAPS_MIGRATION_PARAM_MULTIFD_COMPRESSION */
     );
 
 
@@ -1612,6 +1613,7 @@ static struct virQEMUCapsStringFlags virQEMUCapsQMPSchemaQueries[] = {
     { "migrate-set-parameters/arg-type/downtime-limit", QEMU_CAPS_MIGRATION_PARAM_DOWNTIME },
     { "migrate-set-parameters/arg-type/xbzrle-cache-size", QEMU_CAPS_MIGRATION_PARAM_XBZRLE_CACHE_SIZE },
     { "migrate-set-parameters/arg-type/block-bitmap-mapping/bitmaps/transform", QEMU_CAPS_MIGRATION_PARAM_BLOCK_BITMAP_MAPPING },
+    { "migrate-set-parameters/arg-type/multifd-compression", QEMU_CAPS_MIGRATION_PARAM_MULTIFD_COMPRESSION },
     { "nbd-server-start/arg-type/tls-creds", QEMU_CAPS_NBD_TLS },
     { "nbd-server-add/arg-type/bitmap", QEMU_CAPS_NBD_BITMAP },
     { "netdev_add/arg-type/+vhost-vdpa", QEMU_CAPS_NETDEV_VHOST_VDPA },
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index b089f83da1..e226b1a51a 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -650,6 +650,7 @@ typedef enum { /* virQEMUCapsFlags grouping marker for syntax-check */
 
     /* 430 */
     QEMU_CAPS_MIGRATE_MULTIFD, /* migrate can set multifd parameter */
+    QEMU_CAPS_MIGRATION_PARAM_MULTIFD_COMPRESSION, /* multifd-compression in migrate-set-parameters */
 
     QEMU_CAPS_LAST /* this must always be the last item */
 } virQEMUCapsFlags;
diff --git a/src/qemu/qemu_migration_params.c b/src/qemu/qemu_migration_params.c
index 36174a66d8..75b29e93a1 100644
--- a/src/qemu/qemu_migration_params.c
+++ b/src/qemu/qemu_migration_params.c
@@ -115,6 +115,7 @@ VIR_ENUM_IMPL(qemuMigrationParam,
               "xbzrle-cache-size",
               "max-postcopy-bandwidth",
               "multifd-channels",
+              "multifd-compression",
 );
 
 typedef struct _qemuMigrationParamsAlwaysOnItem qemuMigrationParamsAlwaysOnItem;
@@ -234,6 +235,7 @@ static const qemuMigrationParamType qemuMigrationParamTypes[] = {
     [QEMU_MIGRATION_PARAM_XBZRLE_CACHE_SIZE] = QEMU_MIGRATION_PARAM_TYPE_ULL,
     [QEMU_MIGRATION_PARAM_MAX_POSTCOPY_BANDWIDTH] = QEMU_MIGRATION_PARAM_TYPE_ULL,
     [QEMU_MIGRATION_PARAM_MULTIFD_CHANNELS] = QEMU_MIGRATION_PARAM_TYPE_INT,
+    [QEMU_MIGRATION_PARAM_MULTIFD_COMPRESSION] = QEMU_MIGRATION_PARAM_TYPE_STRING,
 };
 G_STATIC_ASSERT(G_N_ELEMENTS(qemuMigrationParamTypes) == QEMU_MIGRATION_PARAM_LAST);
 
diff --git a/src/qemu/qemu_migration_params.h b/src/qemu/qemu_migration_params.h
index 99af73b4a4..8b2d6ab210 100644
--- a/src/qemu/qemu_migration_params.h
+++ b/src/qemu/qemu_migration_params.h
@@ -60,6 +60,7 @@ typedef enum {
     QEMU_MIGRATION_PARAM_XBZRLE_CACHE_SIZE,
     QEMU_MIGRATION_PARAM_MAX_POSTCOPY_BANDWIDTH,
     QEMU_MIGRATION_PARAM_MULTIFD_CHANNELS,
+    QEMU_MIGRATION_PARAM_MULTIFD_COMPRESSION,
 
     QEMU_MIGRATION_PARAM_LAST
 } qemuMigrationParam;
diff --git a/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml
index c45b2e6cf6..1d032789b7 100644
--- a/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml
@@ -176,6 +176,7 @@
   <flag name='memory-backend-file.prealloc-threads'/>
   <flag name='virtio-iommu-pci'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>5000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>61700241</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml
index a3ad743d70..4748bf791e 100644
--- a/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml
@@ -182,6 +182,7 @@
   <flag name='memory-backend-file.prealloc-threads'/>
   <flag name='virtio-iommu-pci'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>5000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>42900241</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml b/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml
index e1b5cac26b..859638fb1c 100644
--- a/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml
@@ -168,6 +168,7 @@
   <flag name='memory-backend-file.prealloc-threads'/>
   <flag name='virtio-iommu-pci'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>5000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>0</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml
index 796adb9066..305ae0bf26 100644
--- a/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml
@@ -216,6 +216,7 @@
   <flag name='memory-backend-file.prealloc-threads'/>
   <flag name='virtio-iommu-pci'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>5000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100241</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.1.0.sparc.xml b/tests/qemucapabilitiesdata/caps_5.1.0.sparc.xml
index cb203df125..e0ff08a445 100644
--- a/tests/qemucapabilitiesdata/caps_5.1.0.sparc.xml
+++ b/tests/qemucapabilitiesdata/caps_5.1.0.sparc.xml
@@ -88,6 +88,7 @@
   <flag name='query-display-options'/>
   <flag name='memory-backend-file.prealloc-threads'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>5001000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>0</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml
index 7479d942a2..9f089f551e 100644
--- a/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml
@@ -220,6 +220,7 @@
   <flag name='virtio-iommu-pci'/>
   <flag name='virtio-net.rss'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>5001000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100242</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml
index 268d1444ad..3de49adf5b 100644
--- a/tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml
@@ -183,6 +183,7 @@
   <flag name='virtio-iommu-pci'/>
   <flag name='virtio-net.rss'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>5002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>61700243</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml
index eabf4b600c..ec2ee445a1 100644
--- a/tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml
@@ -187,6 +187,7 @@
   <flag name='virtio-iommu-pci'/>
   <flag name='virtio-net.rss'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>5002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>42900243</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml b/tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml
index 0dbaf5a5ec..cf250f2e42 100644
--- a/tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml
@@ -173,6 +173,7 @@
   <flag name='virtio-iommu-pci'/>
   <flag name='virtio-net.rss'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>5002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>0</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml b/tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml
index b0fbab9cb5..6dc5f25f36 100644
--- a/tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml
@@ -141,6 +141,7 @@
   <flag name='virtio-iommu-pci'/>
   <flag name='virtio-net.rss'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>5002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>39100243</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml
index 1a1717bf2a..69bfdcea01 100644
--- a/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml
@@ -224,6 +224,7 @@
   <flag name='virtio-iommu-pci'/>
   <flag name='virtio-net.rss'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>5002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100243</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_6.0.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_6.0.0.aarch64.xml
index 1c18d122e2..cd25ee8ccb 100644
--- a/tests/qemucapabilitiesdata/caps_6.0.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_6.0.0.aarch64.xml
@@ -191,6 +191,7 @@
   <flag name='virtio-iommu-pci'/>
   <flag name='virtio-net.rss'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>6000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>61700242</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_6.0.0.s390x.xml b/tests/qemucapabilitiesdata/caps_6.0.0.s390x.xml
index 8fa4cb2307..659d952b08 100644
--- a/tests/qemucapabilitiesdata/caps_6.0.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_6.0.0.s390x.xml
@@ -149,6 +149,7 @@
   <flag name='virtio-iommu-pci'/>
   <flag name='virtio-net.rss'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>6000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>39100242</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml
index 70c67202b1..7a2fdde901 100644
--- a/tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml
@@ -233,6 +233,7 @@
   <flag name='virtio-iommu-pci'/>
   <flag name='virtio-net.rss'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>6000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100242</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_6.1.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_6.1.0.x86_64.xml
index a5ec77878f..f8c8266153 100644
--- a/tests/qemucapabilitiesdata/caps_6.1.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_6.1.0.x86_64.xml
@@ -237,6 +237,7 @@
   <flag name='virtio-iommu-pci'/>
   <flag name='virtio-net.rss'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>6001000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100243</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_6.2.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_6.2.0.aarch64.xml
index 92d8ceff7e..09f7787797 100644
--- a/tests/qemucapabilitiesdata/caps_6.2.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_6.2.0.aarch64.xml
@@ -202,6 +202,7 @@
   <flag name='virtio-iommu-pci'/>
   <flag name='virtio-net.rss'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>6001050</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>61700244</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_6.2.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_6.2.0.ppc64.xml
index f219912927..5c3342d67a 100644
--- a/tests/qemucapabilitiesdata/caps_6.2.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_6.2.0.ppc64.xml
@@ -198,6 +198,7 @@
   <flag name='virtio-iommu-pci'/>
   <flag name='virtio-net.rss'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>6002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>42900244</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_6.2.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_6.2.0.x86_64.xml
index 38fd3878ea..2ce9f7bb6c 100644
--- a/tests/qemucapabilitiesdata/caps_6.2.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_6.2.0.x86_64.xml
@@ -239,6 +239,7 @@
   <flag name='virtio-iommu-pci'/>
   <flag name='virtio-net.rss'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>6002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100244</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_7.0.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_7.0.0.aarch64.xml
index 522e225c8f..9de4d8bc51 100644
--- a/tests/qemucapabilitiesdata/caps_7.0.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_7.0.0.aarch64.xml
@@ -210,6 +210,7 @@
   <flag name='virtio-iommu.boot-bypass'/>
   <flag name='virtio-net.rss'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>6002092</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>61700243</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_7.0.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_7.0.0.ppc64.xml
index 1eb43799c0..9a0e30b25a 100644
--- a/tests/qemucapabilitiesdata/caps_7.0.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_7.0.0.ppc64.xml
@@ -211,6 +211,7 @@
   <flag name='virtio-iommu.boot-bypass'/>
   <flag name='virtio-net.rss'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>6002092</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>42900243</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_7.0.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_7.0.0.x86_64.xml
index e5023c4219..250993cd3f 100644
--- a/tests/qemucapabilitiesdata/caps_7.0.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_7.0.0.x86_64.xml
@@ -243,6 +243,7 @@
   <flag name='virtio-iommu.boot-bypass'/>
   <flag name='virtio-net.rss'/>
   <flag name='migrate-multifd'/>
+  <flag name='migration-param.multifd-compression'/>
   <version>7000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100243</microcodeVersion>
-- 
2.35.3

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