import Player 12.5.9 module sources

vmmon-only/common/cpuid.c

@@ -1,5 +1,5 @@
 /*********************************************************
- * Copyright (C) 1998 VMware, Inc. All rights reserved.
+ * Copyright (C) 1998,2018 VMware, Inc. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
@@ -35,6 +35,7 @@
 uint32 cpuidFeatures;
 static CpuidVendor vendor = CPUID_NUM_VENDORS;
 static uint32 version;
+static Bool hasSpecCtrl;
 
 
 /*
@@ -97,6 +98,9 @@ CPUID_Init(void)
       Warning("VMMON CPUID: Unrecognized CPU\n");
       vendor = CPUID_VENDOR_UNKNOWN;
    }
+
+   __GET_CPUID2(7, 0, &regs);
+   hasSpecCtrl = vendor == CPUID_VENDOR_INTEL && ((regs.edx >> 26) & 0x3) != 0;
 }
 
 
@@ -207,3 +211,26 @@ CPUID_AddressSizeSupported(void)
 
    return result;
 }
+
+
+/*
+ *-----------------------------------------------------------------------------
+ *
+ * CPUID_HostSupportsSpecCtrl --
+ *
+ *     Determine whether the processor supports MSR_SPEC_CTRL.
+ *
+ * Results:
+ *     True iff the processor supports the required features.
+ *
+ * Side effects:
+ *     None.
+ *
+ *-----------------------------------------------------------------------------
+ */
+
+Bool
+CPUID_HostSupportsSpecCtrl(void)
+{
+   return hasSpecCtrl;
+}

vmmon-only/common/cpuid.h

@@ -1,5 +1,5 @@
 /*********************************************************
- * Copyright (C) 1998,2016 VMware, Inc. All rights reserved.
+ * Copyright (C) 1998,2016,2018 VMware, Inc. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
@@ -39,6 +39,7 @@ uint32 CPUID_GetVersion(void);
 Bool CPUID_SyscallSupported(void);
 Bool CPUID_LongModeSupported(void);
 Bool CPUID_AddressSizeSupported(void);
+Bool CPUID_HostSupportsSpecCtrl(void);
 
 static INLINE uint32 
 CPUID_GetFeatures(void)

vmmon-only/common/task.c

@@ -1,5 +1,5 @@
 /*********************************************************
- * Copyright (C) 1998-2017 VMware, Inc. All rights reserved.
+ * Copyright (C) 1998-2018 VMware, Inc. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
@@ -79,6 +79,9 @@
 #   define USE_TEMPORARY_GDT 0
 #endif
 
+/* Cycle through values of SPEC_CTRL and verify they survive world switch. */
+#undef CYCLE_SPEC_CTRL
+
 #define TS_ASSERT(t) do { \
    DEBUG_ONLY(if (!(t)) TaskAssertFail(__LINE__);)  \
 } while (0)
@@ -1764,6 +1767,11 @@ Task_Switch(VMDriver *vm,  // IN
    uint32 pCPU;
    MPN hvRootMPN;
    Descriptor *tempGDTBase;
+#ifdef CYCLE_SPEC_CTRL
+   Bool specCtrlEqual = FALSE;
+   uint64 readSpecCtrlValue = 0;
+   static volatile uint64 currentSpecCtrlValue = 0;
+#endif
 
    ASSERT_ON_COMPILE(sizeof(VMCrossPage) == PAGE_SIZE);
    TaskDisableNMI(&vm->hostAPIC, &lint0NMI, &lint1NMI, &pcNMI, &thermalNMI);
@@ -1973,6 +1981,14 @@ Task_Switch(VMDriver *vm,  // IN
          TS_ASSERT(SELECTOR_TABLE(ds) == SELECTOR_GDT);
          TS_ASSERT(SELECTOR_TABLE(ss) == SELECTOR_GDT);
 
+         if (CPUID_HostSupportsSpecCtrl()) {
+#ifdef CYCLE_SPEC_CTRL
+            currentSpecCtrlValue = (currentSpecCtrlValue + 1) % 4;
+            __SET_MSR(MSR_SPEC_CTRL, currentSpecCtrlValue);
+#endif
+            crosspage->crosspageData.specCtrl = __GET_MSR(MSR_SPEC_CTRL);
+         }
+
          DEBUG_ONLY(crosspage->crosspageData.tinyStack[0] = 0xDEADBEEF;)
          /* Running in host context prior to TaskSwitchToMonitor() */
          TaskSwitchToMonitor(crosspage);
@@ -1980,6 +1996,16 @@ Task_Switch(VMDriver *vm,  // IN
 
          TS_ASSERT(crosspage->crosspageData.tinyStack[0] == 0xDEADBEEF);
 
+#ifdef CYCLE_SPEC_CTRL
+         if (CPUID_HostSupportsSpecCtrl()) {
+            readSpecCtrlValue = __GET_MSR(MSR_SPEC_CTRL);
+            specCtrlEqual = readSpecCtrlValue ==
+                            crosspage->crosspageData.specCtrl;
+            /* Do not leak cycling SPEC_CTRL value back to host. */
+            __SET_MSR(MSR_SPEC_CTRL, 0);
+         }
+#endif
+
          /*
           * Temporarily disable single-step stress as VMX/VMCS change code
           * ASSERTS on RFLAGS content without allowing TF/RF to be set.
@@ -2113,6 +2139,12 @@ Task_Switch(VMDriver *vm,  // IN
          if (UNLIKELY(TaskGotException(crosspage, EXC_UD))) {
             Warning("#UD occurred on switch back to host; dumping core");
          }
+#ifdef CYCLE_SPEC_CTRL
+         if (UNLIKELY(!specCtrlEqual)) {
+            Warning("SpecCtrl not equal: expected %"FMT64"x, got %"FMT64"x\n",
+                    crosspage->crosspageData.specCtrl, readSpecCtrlValue);
+         }
+#endif
          /*
           * The NMI/MCE checks above are special cases for interrupts
           * received during worldswitch.  Here is the more generic case

vmmon-only/include/iocontrols.h

@@ -1,5 +1,5 @@
 /*********************************************************
- * Copyright (C) 1998-2015 VMware, Inc. All rights reserved.
+ * Copyright (C) 1998-2015,2018 VMware, Inc. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
@@ -133,7 +133,7 @@ PtrToVA64(void const *ptr) // IN
  *
  */
 
-#define VMMON_VERSION           (308 << 16 | 0)
+#define VMMON_VERSION           (309 << 16 | 0)
 #define VMMON_VERSION_MAJOR(v)  ((uint32) (v) >> 16)
 #define VMMON_VERSION_MINOR(v)  ((uint16) (v))
 

vmmon-only/include/modulecall.h

@@ -1,5 +1,5 @@
 /*********************************************************
- * Copyright (C) 1998-2015 VMware, Inc. All rights reserved.
+ * Copyright (C) 1998-2015,2018 VMware, Inc. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
@@ -421,6 +421,7 @@ struct VMCrossPageData {
     */
    uint8 switchHostIDT [sizeof(Gate64) * NUM_EXCEPTIONS]; // hostCS:hostVA
    uint8 switchMon64IDT[sizeof(Gate64) * NUM_EXCEPTIONS]; // 64-bit monCS:monVA
+   uint64        specCtrl; /* host MSR_SPEC_CTRL value before world switch. */
 }
 #include "vmware_pack_end.h"
 VMCrossPageData;
@@ -474,7 +475,7 @@ struct VMCrossPage {
 #include "vmware_pack_end.h"
 VMCrossPage;
 
-#define CROSSPAGE_VERSION_BASE 0xbf1 /* increment by 1 */
+#define CROSSPAGE_VERSION_BASE 0xbf2 /* increment by 1 */
 #define CROSSPAGE_VERSION    ((CROSSPAGE_VERSION_BASE << 1) + WS_INTR_STRESS)
 
 #if !defined(VMX86_SERVER) && defined(VMM)

vmmon-only/include/x86cpuid.h

@@ -1,5 +1,5 @@
 /*********************************************************
- * Copyright (C) 1998-2016 VMware, Inc. All rights reserved.
+ * Copyright (C) 1998-2017 VMware, Inc. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
@@ -419,6 +419,10 @@ FIELD(  6,  0, EBX,  0,  4, NUM_INTR_THRESHOLDS,                   NA,  FALSE) \
 FLAG(   6,  0, ECX,  0,  1, HW_COORD_FEEDBACK,                     NA,  FALSE) \
 FLAG(   6,  0, ECX,  3,  1, ENERGY_PERF_BIAS,                      NA,  FALSE)
 
+#define CPUID_7_EDX_26 \
+FLAG(   7,  0, EDX, 26,  1, LEVEL7EDX_RSVD1,                       NO,  FALSE)
+#define CPUID_7_EDX_27 \
+FLAG(   7,  0, EDX, 27,  1, LEVEL7EDX_RSVD2,                       NO,  FALSE)
 
 /*    LEVEL, SUB-LEVEL, REG, POS, SIZE, NAME,                  MON SUPP, CPL3 */
 #define CPUID_FIELD_DATA_LEVEL_7                                               \
@@ -440,8 +444,9 @@ FLAG(   7,  0, EBX, 18,  1, RDSEED,                                YES, TRUE)  \
 FLAG(   7,  0, EBX, 19,  1, ADX,                                   YES, TRUE)  \
 FLAG(   7,  0, EBX, 20,  1, SMAP,                                  YES, FALSE) \
 FLAG(   7,  0, EBX, 25,  1, PT,                                    NO,  FALSE) \
-FLAG(   7,  0, ECX,  0,  1, PREFETCHWT1,                           NO,  TRUE)
-
+FLAG(   7,  0, ECX,  0,  1, PREFETCHWT1,                           NO,  TRUE)  \
+CPUID_7_EDX_26 \
+CPUID_7_EDX_27
 
 /*    LEVEL, SUB-LEVEL, REG, POS, SIZE, NAME,                  MON SUPP, CPL3 */
 #define CPUID_FIELD_DATA_LEVEL_A                                               \
@@ -708,6 +713,7 @@ FIELD( 84,  0, EBX,  0, 32, LEAF84_BRAND_STRING_EBX,               NA,  FALSE) \
 FIELD( 84,  0, ECX,  0, 32, LEAF84_BRAND_STRING_ECX,               NA,  FALSE) \
 FIELD( 84,  0, EDX,  0, 32, LEAF84_BRAND_STRING_EDX,               NA,  FALSE)
 
+
 #define CPUID_8A_EDX_11 \
 FLAG(  8A,  0, EDX, 11,  1, SVMEDX_RSVD1,                          NO,  FALSE)
 #define CPUID_8A_EDX_14_31 \

vmmon-only/include/x86cpuid_asm.h

@@ -1,5 +1,5 @@
 /*********************************************************
- * Copyright (C) 2003-2015 VMware, Inc. All rights reserved.
+ * Copyright (C) 2003-2015,2018 VMware, Inc. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
@@ -63,6 +63,14 @@ extern "C" {
  */
 void __cpuid(int regs[4], int eax);
 #pragma intrinsic(__cpuid)
+
+/*
+ * __cpuidex has been supported since VS2008
+ */
+#if _MSC_VER >= 1500
+void __cpuidex(int regs[4], int eax, int ecx);
+#pragma intrinsic(__cpuidex)
+#endif /* _MSC_VER >= 1500 */
 #endif /* VM_X86_64 */
 
 #ifdef __cplusplus
@@ -247,6 +255,20 @@ __GET_CPUID(int input, CPUIDRegs *regs)
 
 #ifdef VM_X86_64
 
+#if _MSC_VER >= 1500
+
+/*
+ * __cpuidex has been supported since VS2008
+ */
+
+static INLINE void
+__GET_CPUID2(int inputEax, int inputEcx, CPUIDRegs *regs)
+{
+   __cpuidex((int *)regs, inputEax, inputEcx);
+}
+
+#else // _MSC_VER >= 1500
+
 /*
  * No inline assembly in Win64. Implemented in bora/lib/misc in
  * cpuidMasm64.asm.
@@ -254,6 +276,7 @@ __GET_CPUID(int input, CPUIDRegs *regs)
 
 extern void
 __GET_CPUID2(int inputEax, int inputEcx, CPUIDRegs *regs);
+#endif // _MSC_VER >= 1500
 
 #else // VM_X86_64
 

vmmon-only/include/x86msr.h

@@ -1,5 +1,5 @@
 /*********************************************************
- * Copyright (C) 1998-2015 VMware, Inc. All rights reserved.
+ * Copyright (C) 1998-2018 VMware, Inc. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
@@ -79,6 +79,7 @@ MSRQuery;
 #define MSR_SMI_COUNT         0x00000034 // Intel Nehalem Family
 #define MSR_FEATCTL           0x0000003a
 #define MSR_TSC_ADJUST        0x0000003b
+#define MSR_SPEC_CTRL         0x00000048
 #define MSR_BIOS_UPDT_TRIG    0x00000079
 #define MSR_BIOS_SIGN_ID      0x0000008b
 #define MSR_PERFCTR0          0x000000c1
@@ -106,6 +107,7 @@ MSRQuery;
 #define MSR_TSC_AUX           0xc0000103
 #define MSR_BD_TSC_RATIO      0xc0000104
 
+
 #define MSR_MISC_FEATURES_ENABLES            0x140
 
 /* Intel Core Architecture and later: use only architected counters. */
@@ -342,6 +344,8 @@ typedef enum {
 #define MSR_VM_CR_SVME_DISABLE     0x0000000000000010ULL
 #define MSR_VM_CR_RESERVED         0xffffffffffffffe0ULL
 
+#define MSR_AMD_DE_CFG           0xc0011029  // Decode configuration
+#define MSR_AMD_DE_CFG_BIT1      (1ULL<<1)
 
 /* Syscall/Sysret related MSRs (x86_64) */
 #define MSR_STAR             0xc0000081 // Also present on Athlons.

vmnet-only/compat_netdevice.h

@@ -337,7 +337,8 @@ typedef netdev_features_t compat_netdev_features_t;
 typedef u32 compat_netdev_features_t;
 #endif
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 7, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 7, 0) || \
+    (defined(RHEL_RELEASE_CODE) && RHEL_RELEASE_CODE >= 0x0704)
 #define compat_netif_trans_update(d) netif_trans_update(d)
 #else
 #define compat_netif_trans_update(d) do { (d)->trans_start = jiffies; } while (0)

vmnet-only/vmnetInt.h

@@ -1,5 +1,5 @@
 /*********************************************************
- * Copyright (C) 1998 VMware, Inc. All rights reserved.
+ * Copyright (C) 1998, 2017 VMware, Inc. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
@@ -77,7 +77,7 @@
 
 
 extern struct proto vmnet_proto;
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0) || defined(sk_net_refcnt)
 #   define compat_sk_alloc(_bri, _pri) sk_alloc(&init_net, \
                                                 PF_NETLINK, _pri, &vmnet_proto, 1)
 #elif defined(VMW_NETDEV_HAS_NET)

vmnet-only/vmware_pack_begin.h

@@ -1,43 +0,0 @@
-/*********************************************************
- * Copyright (C) 2002-2015 VMware, Inc. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation version 2 and no later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
- *
- *********************************************************/
-
-/*
- * vmware_pack_begin.h --
- *
- *    Begin of structure packing. See vmware_pack_init.h for details.
- *
- *    Note that we do not use the following construct in this include file,
- *    because we want to emit the code every time the file is included --hpreg
- *
- *    #ifndef foo
- *    #   define foo
- *    ...
- *    #endif
- *
- */
-
-
-#include "vmware_pack_init.h"
-
-
-#ifdef _MSC_VER
-#   pragma pack(push, 1)
-#elif __GNUC__
-#else
-#   error Compiler packing...
-#endif

vmnet-only/vmware_pack_end.h

@@ -1,44 +0,0 @@
-/*********************************************************
- * Copyright (C) 2002-2015 VMware, Inc. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation version 2 and no later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
- *
- *********************************************************/
-
-/*
- * vmware_pack_end.h --
- *
- *    End of structure packing. See vmware_pack_init.h for details.
- *
- *    Note that we do not use the following construct in this include file,
- *    because we want to emit the code every time the file is included --hpreg
- *
- *    #ifndef foo
- *    #   define foo
- *    ...
- *    #endif
- *
- */
-
-
-#include "vmware_pack_init.h"
-
-
-#ifdef _MSC_VER
-#   pragma pack(pop)
-#elif __GNUC__
-__attribute__((__packed__))
-#else
-#   error Compiler packing...
-#endif

vmnet-only/vmware_pack_init.h

@@ -1,65 +0,0 @@
-/*********************************************************
- * Copyright (C) 2002-2015 VMware, Inc. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation version 2 and no later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
- *
- *********************************************************/
-
-#ifndef __VMWARE_PACK_INIT_H__
-#   define __VMWARE_PACK_INIT_H__
-
-
-/*
- * vmware_pack_init.h --
- *
- *    Platform-independent code to make the compiler pack (i.e. have them
- *    occupy the smallest possible space) structure definitions. The following
- *    constructs are known to work --hpreg
- *
- *    #include "vmware_pack_begin.h"
- *    struct foo {
- *       ...
- *    }
- *    #include "vmware_pack_end.h"
- *    ;
- *
- *    typedef
- *    #include "vmware_pack_begin.h"
- *    struct foo {
- *       ...
- *    }
- *    #include "vmware_pack_end.h"
- *    foo;
- */
-
-
-#ifdef _MSC_VER
-/*
- * MSVC 6.0 emits warning 4103 when the pack push and pop pragma pairing is
- * not balanced within 1 included file. That is annoying because our scheme
- * is based on the pairing being balanced between 2 included files.
- *
- * So we disable this warning, but this is safe because the compiler will also
- * emit warning 4161 when there is more pops than pushes within 1 main
- * file --hpreg
- */
-
-#   pragma warning(disable:4103)
-#elif __GNUC__
-#else
-#   error Compiler packing...
-#endif
-
-
-#endif /* __VMWARE_PACK_INIT_H__ */