From: Christian Borntraeger <borntraeger@de.ibm.com>
Date: Fri, 26 Sep 2014 18:44:40 +0000 (+0000)
Subject: implement KVM_KVMCLOCK_CTRL. Interestingly, the kernel does not check
X-Git-Tag: svn/VALGRIND_3_11_0~965
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3b8b96e924f064bd89a5ad2e54d9e9e9748cd63a;p=thirdparty%2Fvalgrind.git

implement KVM_KVMCLOCK_CTRL. Interestingly, the kernel does not check
the parameter. QEMU does pass 0 nevertheless as parameter.

bugzilla:  [Bug 339424] Full support of KVM ioctl


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14569
---

diff --git a/coregrind/m_syswrap/syswrap-linux.c b/coregrind/m_syswrap/syswrap-linux.c
index 03e7aadc3a..92539475de 100644
--- a/coregrind/m_syswrap/syswrap-linux.c
+++ b/coregrind/m_syswrap/syswrap-linux.c
@@ -5430,6 +5430,7 @@ PRE(sys_ioctl)
    case VKI_KVM_S390_ENABLE_SIE:
    case VKI_KVM_CREATE_IRQCHIP:
    case VKI_KVM_S390_INITIAL_RESET:
+   case VKI_KVM_KVMCLOCK_CTRL:
 
    /* vhost without parameter */
    case VKI_VHOST_SET_OWNER:
@@ -9379,6 +9380,7 @@ POST(sys_ioctl)
    case VKI_KVM_CREATE_IRQCHIP:
    case VKI_KVM_RUN:
    case VKI_KVM_S390_INITIAL_RESET:
+   case VKI_KVM_KVMCLOCK_CTRL:
       break;
 
 #ifdef ENABLE_XEN
diff --git a/include/vki/vki-linux.h b/include/vki/vki-linux.h
index d7196604df..2d81e3f8ea 100644
--- a/include/vki/vki-linux.h
+++ b/include/vki/vki-linux.h
@@ -3116,6 +3116,7 @@ struct vki_sockaddr_rc {
 #define VKI_KVM_RUN                   _VKI_IO(KVMIO,   0x80)
 #define VKI_KVM_S390_INITIAL_RESET    _VKI_IO(KVMIO,   0x97)
 #define VKI_KVM_NMI                   _VKI_IO(KVMIO,   0x9a)
+#define VKI_KVM_KVMCLOCK_CTRL         _VKI_IO(KVMIO,   0xad)
 
 //----------------------------------------------------------------------
 // From linux-2.6/include/linux/net_stamp.h