git: bus: Properly implement bus_space_{map,unmap}()

[Sepherosa Ziehau]

commit fbd572544e6702d3d424dd3beb35dfff02c8d62e
Author: Sepherosa Ziehau <sephe at dragonflybsd.org>
Date:   Mon Nov 6 21:24:23 2017 +0800

    bus: Properly implement bus_space_{map,unmap}()

Summary of changes:
 sys/cpu/x86_64/include/bus_dma.h          | 26 +++-----------------------
 sys/platform/pc64/x86_64/busdma_machdep.c | 20 ++++++++++++++++++++
 2 files changed, 23 insertions(+), 23 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/fbd572544e6702d3d424dd3beb35dfff02c8d62e


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