CVS commit: [netbsd-8] src/sys/arch

["Martin Husemann" <martin%netbsd.org@localhost>]

Module Name:    src
Committed By:   martin
Date:           Sat Jun 23 11:39:02 UTC 2018

Modified Files:
        src/sys/arch/amd64/amd64 [netbsd-8]: locore.S
        src/sys/arch/i386/i386 [netbsd-8]: locore.S
        src/sys/arch/x86/include [netbsd-8]: cpu.h fpu.h
        src/sys/arch/x86/x86 [netbsd-8]: fpu.c identcpu.c vm_machdep.c
            x86_machdep.c

Log Message:
Pull up the following, via patch, requested by maxv in ticket #897:

        sys/arch/amd64/amd64/locore.S           1.166 (patch)
        sys/arch/i386/i386/locore.S             1.157 (patch)
        sys/arch/x86/include/cpu.h              1.92 (patch)
        sys/arch/x86/include/fpu.h              1.9 (patch)
        sys/arch/x86/x86/fpu.c                  1.33-1.39 (patch)
        sys/arch/x86/x86/identcpu.c             1.72 (patch)
        sys/arch/x86/x86/vm_machdep.c           1.34 (patch)
        sys/arch/x86/x86/x86_machdep.c          1.116,1.117 (patch)

Support eager fpu switch, to work around INTEL-SA-00145.
Provide a sysctl machdep.fpu_eager, which gets automatically
initialized to 1 on affected CPUs.


To generate a diff of this commit:
cvs rdiff -u -r1.123.6.6 -r1.123.6.7 src/sys/arch/amd64/amd64/locore.S
cvs rdiff -u -r1.145.6.3 -r1.145.6.4 src/sys/arch/i386/i386/locore.S
cvs rdiff -u -r1.71.2.6 -r1.71.2.7 src/sys/arch/x86/include/cpu.h
cvs rdiff -u -r1.6 -r1.6.28.1 src/sys/arch/x86/include/fpu.h
cvs rdiff -u -r1.12.8.1 -r1.12.8.2 src/sys/arch/x86/x86/fpu.c
cvs rdiff -u -r1.55.2.3 -r1.55.2.4 src/sys/arch/x86/x86/identcpu.c
cvs rdiff -u -r1.28.6.3 -r1.28.6.4 src/sys/arch/x86/x86/vm_machdep.c
cvs rdiff -u -r1.91.4.3 -r1.91.4.4 src/sys/arch/x86/x86/x86_machdep.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.