git: kernel - Implement spectre mitigations part 4 (cleanup)

[Matthew Dillon]

commit 201226a62051719b340669204c1c19df98b9f2f2
Author: Matthew Dillon <dillon at apollo.backplane.com>
Date:   Thu Jan 11 12:50:31 2018 -0800

    kernel - Implement spectre mitigations part 4 (cleanup)
    
    * Cleanup the detection code a bit.  Do not turn on global
      spectre_*_supported flags unless all cpus agree.

Summary of changes:
 sys/platform/pc64/x86_64/vm_machdep.c | 41 ++++++++++++++++++++++++-----------
 1 file changed, 28 insertions(+), 13 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/201226a62051719b340669204c1c19df98b9f2f2


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