[PATCH v2 12/21] qemu: Prepare TPM when starting a domain

[Michal Privoznik <mprivozn@xxxxxxxxxx>]

When starting a domain and separate mount namespace is used, we
have to create all the /dev entries that are configured for the
domain.

Signed-off-by: Michal Privoznik <mprivozn@xxxxxxxxxx>
---
 src/qemu/qemu_domain.c | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 6cff3c92e..9beca4cd3 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -7099,6 +7099,35 @@ qemuDomainSetupAllChardevs(virQEMUDriverPtr driver ATTRIBUTE_UNUSED,
 }
 
 
+static int
+qemuDomainSetupTPM(virQEMUDriverPtr driver ATTRIBUTE_UNUSED,
+                   virDomainObjPtr vm,
+                   const char *devPath)
+{
+    virDomainTPMDefPtr dev = vm->def->tpm;
+
+    if (!dev)
+        return 0;
+
+    VIR_DEBUG("Setting up TPM");
+
+    switch (dev->type) {
+    case VIR_DOMAIN_TPM_TYPE_PASSTHROUGH:
+        if (qemuDomainCreateDevice(dev->data.passthrough.source.data.file.path,
+                                   devPath, false) < 0)
+            return -1;
+        break;
+
+    case VIR_DOMAIN_TPM_TYPE_LAST:
+        /* nada */
+        break;
+    }
+
+    VIR_DEBUG("Setup TPM");
+    return 0;
+}
+
+
 int
 qemuDomainBuildNamespace(virQEMUDriverPtr driver,
                          virDomainObjPtr vm)
@@ -7140,6 +7169,9 @@ qemuDomainBuildNamespace(virQEMUDriverPtr driver,
     if (qemuDomainSetupAllChardevs(driver, vm, devPath) < 0)
         goto cleanup;
 
+    if (qemuDomainSetupTPM(driver, vm, devPath) < 0)
+        goto cleanup;
+
     if (mount(devPath, "/dev", NULL, mount_flags, NULL) < 0) {
         virReportSystemError(errno,
                              _("Failed to mount %s on /dev"),
-- 
2.11.0

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