[RFC PATCH v3 5/6] qemu_conf: Added configuration to optionally disable eBPF loading.

[Andrew Melnychenko <andrew@xxxxxxxxxx>]

Currently, there is no way to control that config through qemu.conf file.
This optional is required for future eBPF tests.

Signed-off-by: Andrew Melnychenko <andrew@xxxxxxxxxx>
---
 src/qemu/qemu_command.c | 8 +++++---
 src/qemu/qemu_conf.c    | 2 ++
 src/qemu/qemu_conf.h    | 2 ++
 3 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 77715cf6fe..0d41d34c3b 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -8917,9 +8917,11 @@ qemuBuildInterfaceCommandLine(virQEMUDriver *driver,
     qemuFDPassDirectTransferCommand(netpriv->slirpfd, cmd);
     qemuFDPassTransferCommand(netpriv->vdpafd, cmd);
 
-    qemuOpenEbpfRssFds(net, qemuCaps);
-    for (n = netpriv->ebpfrssfds; n; n = n->next)
-        qemuFDPassDirectTransferCommand(n->data, cmd);
+    if (cfg->allowEBPF) {
+        qemuOpenEbpfRssFds(net, qemuCaps);
+        for (n = netpriv->ebpfrssfds; n; n = n->next)
+            qemuFDPassDirectTransferCommand(n->data, cmd);
+    }
 
     if (!(hostnetprops = qemuBuildHostNetProps(vm, net)))
         goto cleanup;
diff --git a/src/qemu/qemu_conf.c b/src/qemu/qemu_conf.c
index 4050a82341..79168c3e54 100644
--- a/src/qemu/qemu_conf.c
+++ b/src/qemu/qemu_conf.c
@@ -287,6 +287,8 @@ virQEMUDriverConfig *virQEMUDriverConfigNew(bool privileged,
     cfg->deprecationBehavior = g_strdup("none");
     cfg->storageUseNbdkit = USE_NBDKIT_DEFAULT;
 
+    cfg->allowEBPF = true;
+
     return g_steal_pointer(&cfg);
 }
 
diff --git a/src/qemu/qemu_conf.h b/src/qemu/qemu_conf.h
index 36049b4bfa..778897bd40 100644
--- a/src/qemu/qemu_conf.h
+++ b/src/qemu/qemu_conf.h
@@ -233,6 +233,8 @@ struct _virQEMUDriverConfig {
     bool storageUseNbdkit;
 
     virQEMUSchedCore schedCore;
+
+    bool allowEBPF;
 };
 
 G_DEFINE_AUTOPTR_CLEANUP_FUNC(virQEMUDriverConfig, virObjectUnref);
-- 
2.44.0
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