[src/trunk]: src/sys/arch/amd64/conf Make it clear that you need to disable S...

[maxv <maxv%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/2ed414fdf8cb
branches:  trunk
changeset: 836271:2ed414fdf8cb
user:      maxv <maxv%NetBSD.org@localhost>
date:      Sun Oct 07 08:00:49 2018 +0000

description:
Make it clear that you need to disable SVS if you enable USER_LDT. I could
make SVS compatible with it, but there has to be someone doing Wine work
first, to justify the effort.

diffstat:

 sys/arch/amd64/conf/GENERIC |  9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)

diffs (35 lines):

diff -r 1ded05283bcd -r 2ed414fdf8cb sys/arch/amd64/conf/GENERIC
--- a/sys/arch/amd64/conf/GENERIC       Sun Oct 07 07:51:54 2018 +0000
+++ b/sys/arch/amd64/conf/GENERIC       Sun Oct 07 08:00:49 2018 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: GENERIC,v 1.505 2018/09/06 05:36:49 maxv Exp $
+# $NetBSD: GENERIC,v 1.506 2018/10/07 08:00:49 maxv Exp $
 #
 # GENERIC machine description file
 #
@@ -22,7 +22,7 @@
 
 options        INCLUDE_CONFIG_FILE     # embed config file in kernel binary
 
-#ident         "GENERIC-$Revision: 1.505 $"
+#ident         "GENERIC-$Revision: 1.506 $"
 
 maxusers       64              # estimated number of users
 
@@ -74,12 +74,15 @@
 options        SYSCTL_INCLUDE_DESCR    # Include sysctl descriptions in kernel
 
 # CPU-related options
-#options       USER_LDT        # user-settable LDT; used by WINE
 options        SVS             # Separate Virtual Space
 makeoptions    SPECTRE_V2_GCC_MITIGATION=1     # GCC Spectre variant 2
                                                # migitation
 options        SPECTRE_V2_GCC_MITIGATION
 
+# USER_LDT. You need to disable SVS to use it.
+#options       USER_LDT        # user-settable LDT; used by WINE
+#no options    SVS
+
 # CPU features
 acpicpu*       at cpu?         # ACPI CPU (including frequency scaling)
 coretemp*      at cpu?         # Intel on-die thermal sensor