Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

pc, pci, virtio, vhost: fixes, features

Beginning of merging vDPA, new PCI ID, a new virtio balloon stat, intel
iommu rework fixing a couple of security problems (no CVEs yet), fixes
all over the place.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

# gpg: Signature made Wed 23 May 2018 15:41:32 BST
# gpg:                using RSA key 281F0DB8D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>"
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>"
# Primary key fingerprint: 0270 606B 6F3C DF3D 0B17  0970 C350 3912 AFBE 8E67
#      Subkey fingerprint: 5D09 FD08 71C8 F85B 94CA  8A0D 281F 0DB8 D28D 5469

* remotes/mst/tags/for_upstream: (28 commits)
  intel-iommu: rework the page walk logic
  util: implement simple iova tree
  intel-iommu: trace domain id during page walk
  intel-iommu: pass in address space when page walk
  intel-iommu: introduce vtd_page_walk_info
  intel-iommu: only do page walk for MAP notifiers
  intel-iommu: add iommu lock
  intel-iommu: remove IntelIOMMUNotifierNode
  intel-iommu: send PSI always even if across PDEs
  nvdimm: fix typo in label-size definition
  contrib/vhost-user-blk: enable protocol feature for vhost-user-blk
  hw/virtio: Fix brace Werror with clang 6.0.0
  libvhost-user: Send messages with no data
  vhost-user+postcopy: Use qemu_set_nonblock
  virtio: support setting memory region based host notifier
  vhost-user: support receiving file descriptors in slave_read
  vhost-user: add Net prefix to internal state structure
  linux-headers: add kvm header for mips
  linux-headers: add unistd.h on all arches
  update-linux-headers.sh: unistd.h, kvm consistency
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

4 files changed, 3 insertions, 13 deletions

diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index d95310ffd4..94260412e2 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -40,9 +40,7 @@
 #include "qom/qom-qobject.h"
 #include "sysemu/arch_init.h"
 
-#if defined(CONFIG_KVM)
-#include <linux/kvm_para.h>
-#endif
+#include "standard-headers/asm-x86/kvm_para.h"
 
 #include "sysemu/sysemu.h"
 #include "hw/qdev-properties.h"
diff --git a/target/i386/cpu.h b/target/i386/cpu.h
index 8ac13f6c2c..664504610e 100644
--- a/target/i386/cpu.h
+++ b/target/i386/cpu.h
@@ -688,8 +688,6 @@ typedef uint32_t FeatureWordArray[FEATURE_WORDS];
 #define CPUID_7_0_EDX_SPEC_CTRL     (1U << 26) /* Speculation Control */
 #define CPUID_7_0_EDX_SPEC_CTRL_SSBD  (1U << 31) /* Speculative Store Bypass Disable */
 
-#define KVM_HINTS_DEDICATED (1U << 0)
-
 #define CPUID_8000_0008_EBX_IBPB    (1U << 12) /* Indirect Branch Prediction Barrier */
 
 #define CPUID_XSAVE_XSAVEOPT   (1U << 0)
diff --git a/target/i386/kvm.c b/target/i386/kvm.c
index 0c656a91a4..6511329d11 100644
--- a/target/i386/kvm.c
+++ b/target/i386/kvm.c
@@ -18,7 +18,7 @@
 #include <sys/utsname.h>
 
 #include <linux/kvm.h>
-#include <linux/kvm_para.h>
+#include "standard-headers/asm-x86/kvm_para.h"
 
 #include "qemu-common.h"
 #include "cpu.h"
@@ -387,7 +387,7 @@ uint32_t kvm_arch_get_supported_cpuid(KVMState *s, uint32_t function,
             ret &= ~(1U << KVM_FEATURE_PV_UNHALT);
         }
     } else if (function == KVM_CPUID_FEATURES && reg == R_EDX) {
-        ret |= KVM_HINTS_DEDICATED;
+        ret |= 1U << KVM_HINTS_DEDICATED;
         found = 1;
     }
 
diff --git a/target/i386/kvm_i386.h b/target/i386/kvm_i386.h
index 1de9876cd9..e5df24cad1 100644
--- a/target/i386/kvm_i386.h
+++ b/target/i386/kvm_i386.h
@@ -30,12 +30,6 @@
 #define kvm_pic_in_kernel()      0
 #define kvm_ioapic_in_kernel()   0
 
-/* These constants must never be used at runtime if kvm_enabled() is false.
- * They exist so we don't need #ifdefs around KVM-specific code that already
- * checks kvm_enabled() properly.
- */
-#define KVM_CPUID_FEATURES       0
-
 #endif  /* CONFIG_KVM */
 
 bool kvm_allows_irq0_override(void);