From: Oliver Kurth <okurth@vmware.com>
Date: Fri, 15 Sep 2017 18:22:53 +0000 (-0700)
Subject: Common header file change that is not relevant to open-vm-tools.
X-Git-Tag: stable-10.2.0~634
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=95a253cdcdad9a3f31cb38d7ede79c25587fd8d3;p=thirdparty%2Fopen-vm-tools.git

Common header file change that is not relevant to open-vm-tools.
---

diff --git a/open-vm-tools/lib/include/x86_basic_defs.h b/open-vm-tools/lib/include/x86_basic_defs.h
index 5298bdc06..8013fb1ab 100644
--- a/open-vm-tools/lib/include/x86_basic_defs.h
+++ b/open-vm-tools/lib/include/x86_basic_defs.h
@@ -54,7 +54,20 @@
 #define CR0_NW         0x20000000
 #define CR0_CD         0x40000000
 #define CR0_PG         0x80000000
+
+#define CR0_CACHE_CONTROL (CR0_CD | CR0_NW)
+
 #define CR0_RESERVED   CONST64U(0xffffffff1ffaffc0)
+/*
+ * Note: The "Not Reserved" bits in CR0 are:
+ *   PG, CD, NW, AM, WP, NE, ET, TS, EM, MP, PE
+ *        |   |   |               |   |   |
+ *        |   |   +---------------+---+---+---> CR0_MUTABLE
+ *        |   |
+ *        +---+--> CR0_CACHE_CONTROL
+ *
+ * (CR0_MUTABLE is defined in vmkernel/private/x86/cpu.h)
+ */
 
 #define CR3_PWT        0x00000008
 #define CR3_PCD        0x00000010