x86: Fix some comments in x86 KVM process initialization.

These comments did not reflect what the code was actually doing.

Change-Id: I2bcd23bd68c870e364bdfd0b9b0eb5dcb560e713
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/38537
Reviewed-by: Jason Lowe-Power <power.jg@gmail.com>
Maintainer: Jason Lowe-Power <power.jg@gmail.com>
Tested-by: kokoro <noreply+kokoro@google.com>

diff --git a/src/arch/x86/process.cc b/src/arch/x86/process.cc
index 25f556ccdf8211ff2e85ba146635953fb499cab9..03e86418c9c7e85c339383602ad41e5d8dca435b 100644 (file)
--- a/src/arch/x86/process.cc
+++ b/src/arch/x86/process.cc
@@ -343,8 +343,8 @@ X86_64Process::initState()
             efer.lme = 1; // Enable long mode.
             efer.lma = 1; // Activate long mode.
             efer.nxe = 1; // Enable nx support.
-            efer.svme = 0; // Enable svm support for now.
-            efer.ffxsr = 0; // Turn on fast fxsave and fxrstor.
+            efer.svme = 0; // Disable svm support for now.
+            efer.ffxsr = 0; // Disable fast fxsave and fxrstor.
             tc->setMiscReg(MISCREG_EFER, efer);
 
             //Set up the registers that describe the operating mode.
@@ -372,7 +372,7 @@ X86_64Process::initState()
 
             CR4 cr4 = 0;
             //Turn on pae.
-            cr4.osxsave = 0; // Enable XSAVE and Proc Extended States
+            cr4.osxsave = 0; // Disable XSAVE and Proc Extended States
             cr4.osxmmexcpt = 0; // Operating System Unmasked Exception
             cr4.osfxsr = 1; // Operating System FXSave/FSRSTOR Support
             cr4.pce = 0; // Performance-Monitoring Counter Enable