The QEMU 9pfs 'fmode' and 'dmode' options have existed since QEMU 2.10.
Probe QEMU's command line set to check whether these options are
available, and if yes, enable this new QEMU_CAPS_FSDEV_CREATEMODE
capability on libvirt side.

Signed-off-by: Brian Turek <brian.turek@gmail.com>
---
Note that this is unchanged from the previous version that was reviewed
by Peter Krempa.

 src/qemu/qemu_capabilities.c                       | 2 ++
 src/qemu/qemu_capabilities.h                       | 1 +
 tests/qemucapabilitiesdata/caps_2.10.0.aarch64.xml | 1 +
 tests/qemucapabilitiesdata/caps_2.10.0.ppc64.xml   | 1 +
 tests/qemucapabilitiesdata/caps_2.10.0.s390x.xml   | 1 +
 tests/qemucapabilitiesdata/caps_2.10.0.x86_64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_2.11.0.s390x.xml   | 1 +
 tests/qemucapabilitiesdata/caps_2.11.0.x86_64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_2.12.0.aarch64.xml | 1 +
 tests/qemucapabilitiesdata/caps_2.12.0.ppc64.xml   | 1 +
 tests/qemucapabilitiesdata/caps_2.12.0.s390x.xml   | 1 +
 tests/qemucapabilitiesdata/caps_2.12.0.x86_64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_3.0.0.ppc64.xml    | 1 +
 tests/qemucapabilitiesdata/caps_3.0.0.riscv32.xml  | 1 +
 tests/qemucapabilitiesdata/caps_3.0.0.riscv64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_3.0.0.s390x.xml    | 1 +
 tests/qemucapabilitiesdata/caps_3.0.0.x86_64.xml   | 1 +
 tests/qemucapabilitiesdata/caps_3.1.0.ppc64.xml    | 1 +
 tests/qemucapabilitiesdata/caps_3.1.0.x86_64.xml   | 1 +
 tests/qemucapabilitiesdata/caps_4.0.0.aarch64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_4.0.0.ppc64.xml    | 1 +
 tests/qemucapabilitiesdata/caps_4.0.0.riscv32.xml  | 1 +
 tests/qemucapabilitiesdata/caps_4.0.0.riscv64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_4.0.0.s390x.xml    | 1 +
 tests/qemucapabilitiesdata/caps_4.0.0.x86_64.xml   | 1 +
 tests/qemucapabilitiesdata/caps_4.1.0.x86_64.xml   | 1 +
 tests/qemucapabilitiesdata/caps_4.2.0.aarch64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_4.2.0.ppc64.xml    | 1 +
 tests/qemucapabilitiesdata/caps_4.2.0.s390x.xml    | 1 +
 tests/qemucapabilitiesdata/caps_4.2.0.x86_64.xml   | 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.x86_64.xml   | 1 +
 tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml   | 1 +
 36 files changed, 37 insertions(+)

diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index 38b901a6c4..d2a745d8c5 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -600,6 +600,7 @@ VIR_ENUM_IMPL(virQEMUCaps,
 
               /* 380 */
               "usb-host.hostdevice",
+              "fsdev.createmode",
     );
 
 
@@ -3322,6 +3323,7 @@ static struct virQEMUCapsCommandLineProps virQEMUCapsCommandLine[] = {
     { "smp-opts", "dies", QEMU_CAPS_SMP_DIES },
     { "fsdev", "multidevs", QEMU_CAPS_FSDEV_MULTIDEVS },
     { "fw_cfg", "file", QEMU_CAPS_FW_CFG },
+    { "fsdev", "fmode", QEMU_CAPS_FSDEV_CREATEMODE }, /* Could have also checked fsdev->dmode */
 };
 
 static int
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index 107056ba17..bd7412d6f7 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -580,6 +580,7 @@ typedef enum { /* virQEMUCapsFlags grouping marker for syntax-check */
 
     /* 380 */
     QEMU_CAPS_USB_HOST_HOSTDEVICE, /* -device usb-host.hostdevice */
+    QEMU_CAPS_FSDEV_CREATEMODE, /* fsdev.createmode */
 
     QEMU_CAPS_LAST /* this must always be the last item */
 } virQEMUCapsFlags;
diff --git a/tests/qemucapabilitiesdata/caps_2.10.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_2.10.0.aarch64.xml
index b0fcbc4218..77af6b0d7a 100644
--- a/tests/qemucapabilitiesdata/caps_2.10.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.10.0.aarch64.xml
@@ -145,6 +145,7 @@
   <flag name='fw_cfg'/>
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
+  <flag name='fsdev.createmode'/>
   <version>2010000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>61700287</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_2.10.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_2.10.0.ppc64.xml
index edf01d2e2f..5fce7540f9 100644
--- a/tests/qemucapabilitiesdata/caps_2.10.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.10.0.ppc64.xml
@@ -145,6 +145,7 @@
   <flag name='fw_cfg'/>
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
+  <flag name='fsdev.createmode'/>
   <version>2010000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>42900287</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_2.10.0.s390x.xml b/tests/qemucapabilitiesdata/caps_2.10.0.s390x.xml
index 98a3c0eec2..7b0153e272 100644
--- a/tests/qemucapabilitiesdata/caps_2.10.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_2.10.0.s390x.xml
@@ -111,6 +111,7 @@
   <flag name='fw_cfg'/>
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
+  <flag name='fsdev.createmode'/>
   <version>2010000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>39100287</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_2.10.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.10.0.x86_64.xml
index 98b1a94349..7f45a473cb 100644
--- a/tests/qemucapabilitiesdata/caps_2.10.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.10.0.x86_64.xml
@@ -189,6 +189,7 @@
   <flag name='fw_cfg'/>
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
+  <flag name='fsdev.createmode'/>
   <version>2010000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100287</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_2.11.0.s390x.xml b/tests/qemucapabilitiesdata/caps_2.11.0.s390x.xml
index 0391f4b81e..4b8ba3e557 100644
--- a/tests/qemucapabilitiesdata/caps_2.11.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_2.11.0.s390x.xml
@@ -119,6 +119,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>2011000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>39100288</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_2.11.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.11.0.x86_64.xml
index 9eaafb4ba6..b11d98a64f 100644
--- a/tests/qemucapabilitiesdata/caps_2.11.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.11.0.x86_64.xml
@@ -196,6 +196,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>2011000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100288</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_2.12.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_2.12.0.aarch64.xml
index a5d6dc3bef..224defd91d 100644
--- a/tests/qemucapabilitiesdata/caps_2.12.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.12.0.aarch64.xml
@@ -162,6 +162,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>2012000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>61700289</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_2.12.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_2.12.0.ppc64.xml
index d1ed9f6e28..c967c3f142 100644
--- a/tests/qemucapabilitiesdata/caps_2.12.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.12.0.ppc64.xml
@@ -163,6 +163,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>2011090</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>42900289</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_2.12.0.s390x.xml b/tests/qemucapabilitiesdata/caps_2.12.0.s390x.xml
index cef6ebb9ad..f9e843e125 100644
--- a/tests/qemucapabilitiesdata/caps_2.12.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_2.12.0.s390x.xml
@@ -131,6 +131,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>2012000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>39100289</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_2.12.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.12.0.x86_64.xml
index 6d48699e3e..7ec4c376e0 100644
--- a/tests/qemucapabilitiesdata/caps_2.12.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.12.0.x86_64.xml
@@ -206,6 +206,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>2011090</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100289</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_3.0.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_3.0.0.ppc64.xml
index e4a560bac5..e57def86bf 100644
--- a/tests/qemucapabilitiesdata/caps_3.0.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_3.0.0.ppc64.xml
@@ -165,6 +165,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>2012050</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>42900239</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_3.0.0.riscv32.xml b/tests/qemucapabilitiesdata/caps_3.0.0.riscv32.xml
index 71f9b0c37f..b7a79a95d6 100644
--- a/tests/qemucapabilitiesdata/caps_3.0.0.riscv32.xml
+++ b/tests/qemucapabilitiesdata/caps_3.0.0.riscv32.xml
@@ -101,6 +101,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>3000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>0</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_3.0.0.riscv64.xml b/tests/qemucapabilitiesdata/caps_3.0.0.riscv64.xml
index 279078d541..66682cb112 100644
--- a/tests/qemucapabilitiesdata/caps_3.0.0.riscv64.xml
+++ b/tests/qemucapabilitiesdata/caps_3.0.0.riscv64.xml
@@ -101,6 +101,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>3000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>0</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_3.0.0.s390x.xml b/tests/qemucapabilitiesdata/caps_3.0.0.s390x.xml
index f1ed34c612..994e49040b 100644
--- a/tests/qemucapabilitiesdata/caps_3.0.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_3.0.0.s390x.xml
@@ -134,6 +134,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>3000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>39100239</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_3.0.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_3.0.0.x86_64.xml
index ae1836b28f..c5b56d3917 100644
--- a/tests/qemucapabilitiesdata/caps_3.0.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_3.0.0.x86_64.xml
@@ -212,6 +212,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>3000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100239</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_3.1.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_3.1.0.ppc64.xml
index 0dc0393c22..a51b3b2164 100644
--- a/tests/qemucapabilitiesdata/caps_3.1.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_3.1.0.ppc64.xml
@@ -170,6 +170,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>3000091</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>42900240</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_3.1.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_3.1.0.x86_64.xml
index d4ff21fdac..5f4afa9129 100644
--- a/tests/qemucapabilitiesdata/caps_3.1.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_3.1.0.x86_64.xml
@@ -215,6 +215,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>3000092</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100240</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_4.0.0.aarch64.xml
index 404a39af03..c642f232b5 100644
--- a/tests/qemucapabilitiesdata/caps_4.0.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_4.0.0.aarch64.xml
@@ -176,6 +176,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>4000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>61700240</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_4.0.0.ppc64.xml
index cb0232173c..0581d0a9e8 100644
--- a/tests/qemucapabilitiesdata/caps_4.0.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_4.0.0.ppc64.xml
@@ -184,6 +184,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>4000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>42900240</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.riscv32.xml b/tests/qemucapabilitiesdata/caps_4.0.0.riscv32.xml
index 11475306f9..cfd6325c8a 100644
--- a/tests/qemucapabilitiesdata/caps_4.0.0.riscv32.xml
+++ b/tests/qemucapabilitiesdata/caps_4.0.0.riscv32.xml
@@ -177,6 +177,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>4000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>0</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.riscv64.xml b/tests/qemucapabilitiesdata/caps_4.0.0.riscv64.xml
index 608590a35b..937b48ccfb 100644
--- a/tests/qemucapabilitiesdata/caps_4.0.0.riscv64.xml
+++ b/tests/qemucapabilitiesdata/caps_4.0.0.riscv64.xml
@@ -177,6 +177,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>4000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>0</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.s390x.xml b/tests/qemucapabilitiesdata/caps_4.0.0.s390x.xml
index f4d20169e0..ca253ba1de 100644
--- a/tests/qemucapabilitiesdata/caps_4.0.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_4.0.0.s390x.xml
@@ -142,6 +142,7 @@
   <flag name='migration-param.bandwidth'/>
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
+  <flag name='fsdev.createmode'/>
   <version>4000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>39100240</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_4.0.0.x86_64.xml
index e3f83372c2..ae81d12df3 100644
--- a/tests/qemucapabilitiesdata/caps_4.0.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_4.0.0.x86_64.xml
@@ -221,6 +221,7 @@
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
   <flag name='intel-iommu.aw-bits'/>
+  <flag name='fsdev.createmode'/>
   <version>4000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100240</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_4.1.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_4.1.0.x86_64.xml
index c32d8ea5d8..b2d0c0b824 100644
--- a/tests/qemucapabilitiesdata/caps_4.1.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_4.1.0.x86_64.xml
@@ -227,6 +227,7 @@
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
   <flag name='intel-iommu.aw-bits'/>
+  <flag name='fsdev.createmode'/>
   <version>4001000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100241</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.xml
index 11a964ed39..ffb4fbd552 100644
--- a/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.xml
@@ -189,6 +189,7 @@
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
   <flag name='blockdev-hostdev-scsi'/>
+  <flag name='fsdev.createmode'/>
   <version>4001050</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>61700242</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_4.2.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_4.2.0.ppc64.xml
index 60aef01f7b..129272d985 100644
--- a/tests/qemucapabilitiesdata/caps_4.2.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_4.2.0.ppc64.xml
@@ -190,6 +190,7 @@
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
   <flag name='spapr-tpm-proxy'/>
+  <flag name='fsdev.createmode'/>
   <version>4001050</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>42900242</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_4.2.0.s390x.xml b/tests/qemucapabilitiesdata/caps_4.2.0.s390x.xml
index 76e2747b65..fe9a5aa835 100644
--- a/tests/qemucapabilitiesdata/caps_4.2.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_4.2.0.s390x.xml
@@ -153,6 +153,7 @@
   <flag name='migration-param.downtime'/>
   <flag name='migration-param.xbzrle-cache-size'/>
   <flag name='blockdev-hostdev-scsi'/>
+  <flag name='fsdev.createmode'/>
   <version>4002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>39100242</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_4.2.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_4.2.0.x86_64.xml
index fd63a0ee02..00900f5477 100644
--- a/tests/qemucapabilitiesdata/caps_4.2.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_4.2.0.x86_64.xml
@@ -236,6 +236,7 @@
   <flag name='migration-param.xbzrle-cache-size'/>
   <flag name='intel-iommu.aw-bits'/>
   <flag name='blockdev-hostdev-scsi'/>
+  <flag name='fsdev.createmode'/>
   <version>4002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100242</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml
index 928af2a01c..da8d1de258 100644
--- a/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml
@@ -199,6 +199,7 @@
   <flag name='migration-param.xbzrle-cache-size'/>
   <flag name='numa.hmat'/>
   <flag name='blockdev-hostdev-scsi'/>
+  <flag name='fsdev.createmode'/>
   <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 e8668a25a9..731676c06d 100644
--- a/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml
@@ -208,6 +208,7 @@
   <flag name='spapr-tpm-proxy'/>
   <flag name='numa.hmat'/>
   <flag name='blockdev-hostdev-scsi'/>
+  <flag name='fsdev.createmode'/>
   <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 85a8a46dac..34e6b11fe4 100644
--- a/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml
@@ -195,6 +195,7 @@
   <flag name='migration-param.xbzrle-cache-size'/>
   <flag name='numa.hmat'/>
   <flag name='blockdev-hostdev-scsi'/>
+  <flag name='fsdev.createmode'/>
   <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 546b9b0422..3dbfaa95c2 100644
--- a/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml
@@ -243,6 +243,7 @@
   <flag name='intel-iommu.aw-bits'/>
   <flag name='numa.hmat'/>
   <flag name='blockdev-hostdev-scsi'/>
+  <flag name='fsdev.createmode'/>
   <version>5000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100241</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml
index 987beb965e..da64009d67 100644
--- a/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml
@@ -243,6 +243,7 @@
   <flag name='numa.hmat'/>
   <flag name='blockdev-hostdev-scsi'/>
   <flag name='usb-host.hostdevice'/>
+  <flag name='fsdev.createmode'/>
   <version>5001000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100242</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml
index 3ee678ef8f..a91bfd432b 100644
--- a/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml
@@ -243,6 +243,7 @@
   <flag name='numa.hmat'/>
   <flag name='blockdev-hostdev-scsi'/>
   <flag name='usb-host.hostdevice'/>
+  <flag name='fsdev.createmode'/>
   <version>5001050</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100243</microcodeVersion>
-- 
2.25.1

On a Thursday in 2020, Brian Turek wrote:
>The QEMU 9pfs 'fmode' and 'dmode' options have existed since QEMU 2.10.
>Probe QEMU's command line set to check whether these options are
>available, and if yes, enable this new QEMU_CAPS_FSDEV_CREATEMODE
>capability on libvirt side.
>
>Signed-off-by: Brian Turek <brian.turek@gmail.com>
>---
>Note that this is unchanged from the previous version that was reviewed
>by Peter Krempa.
>
> src/qemu/qemu_capabilities.c                       | 2 ++
> src/qemu/qemu_capabilities.h                       | 1 +
> tests/qemucapabilitiesdata/caps_2.10.0.aarch64.xml | 1 +
[...]
> tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml   | 1 +
> 36 files changed, 37 insertions(+)
>

Reviewed-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>

Jano