git: DragonFly_RELEASE_5_0 x86_64: Add pauses in the TSC mpsync testing loop.

[Sepherosa Ziehau]

commit 12014718a7190b556ee4d8bc20d9512afa4c6617
Author: Sepherosa Ziehau <sephe at dragonflybsd.org>
Date:   Sat Oct 28 14:46:31 2017 +0800

    x86_64: Add pauses in the TSC mpsync testing loop.
    
    This fixes Intel N3450 deadlock in the tight rdtsc/IPI loop.
    
    Suggested-by: dillon@
    Tested-by: mneumann@
    Dragonfly-bug: http://bugs.dragonflybsd.org/issues/3087

Summary of changes:
 sys/platform/pc64/isa/clock.c | 2 ++
 1 file changed, 2 insertions(+)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/12014718a7190b556ee4d8bc20d9512afa4c6617


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