secdrivers: Implement memdev relabel APIs

Signed-off-by: NMichal Privoznik <mprivozn@redhat.com>

src/security/security_dac.c

@@ -1975,6 +1975,9 @@ virSecurityDriver virSecurityDriverDAC = {
     .domainSetSecurityImageLabel        = virSecurityDACSetImageLabel,
     .domainRestoreSecurityImageLabel    = virSecurityDACRestoreImageLabel,
 
+    .domainSetSecurityMemoryLabel       = virSecurityDACSetMemoryLabel,
+    .domainRestoreSecurityMemoryLabel   = virSecurityDACRestoreMemoryLabel,
+
     .domainSetSecurityDaemonSocketLabel = virSecurityDACSetDaemonSocketLabel,
     .domainSetSecuritySocketLabel       = virSecurityDACSetSocketLabel,
     .domainClearSecuritySocketLabel     = virSecurityDACClearSocketLabel,

src/security/security_nop.c

@@ -236,6 +236,22 @@ virSecurityDomainSetImageLabelNop(virSecurityManagerPtr mgr ATTRIBUTE_UNUSED,
     return 0;
 }
 
+static int
+virSecurityDomainSetMemoryLabelNop(virSecurityManagerPtr mgr ATTRIBUTE_UNUSED,
+                                   virDomainDefPtr def ATTRIBUTE_UNUSED,
+                                   virDomainMemoryDefPtr mem ATTRIBUTE_UNUSED)
+{
+    return 0;
+}
+
+static int
+virSecurityDomainRestoreMemoryLabelNop(virSecurityManagerPtr mgr ATTRIBUTE_UNUSED,
+                                       virDomainDefPtr def ATTRIBUTE_UNUSED,
+                                       virDomainMemoryDefPtr mem ATTRIBUTE_UNUSED)
+{
+    return 0;
+}
+
 
 virSecurityDriver virSecurityDriverNop = {
     .privateDataLen                     = 0,
@@ -255,6 +271,9 @@ virSecurityDriver virSecurityDriverNop = {
     .domainSetSecurityImageLabel        = virSecurityDomainSetImageLabelNop,
     .domainRestoreSecurityImageLabel    = virSecurityDomainRestoreImageLabelNop,
 
+    .domainSetSecurityMemoryLabel       = virSecurityDomainSetMemoryLabelNop,
+    .domainRestoreSecurityMemoryLabel   = virSecurityDomainRestoreMemoryLabelNop,
+
     .domainSetSecurityDaemonSocketLabel = virSecurityDomainSetDaemonSocketLabelNop,
     .domainSetSecuritySocketLabel       = virSecurityDomainSetSocketLabelNop,
     .domainClearSecuritySocketLabel     = virSecurityDomainClearSocketLabelNop,

src/security/security_selinux.c

@@ -3007,6 +3007,9 @@ virSecurityDriver virSecurityDriverSELinux = {
     .domainSetSecurityImageLabel        = virSecuritySELinuxSetImageLabel,
     .domainRestoreSecurityImageLabel    = virSecuritySELinuxRestoreImageLabel,
 
+    .domainSetSecurityMemoryLabel       = virSecuritySELinuxSetMemoryLabel,
+    .domainRestoreSecurityMemoryLabel   = virSecuritySELinuxRestoreMemoryLabel,
+
     .domainSetSecurityDaemonSocketLabel = virSecuritySELinuxSetDaemonSocketLabel,
     .domainSetSecuritySocketLabel       = virSecuritySELinuxSetSocketLabel,
     .domainClearSecuritySocketLabel     = virSecuritySELinuxClearSocketLabel,