git: bus_dma.9: Add a few lines about bus_dmamap_load_ccb().

[Sascha Wildner]

commit 537b904850243ccfcad0aebc6727d8371cc42c7d
Author: Sascha Wildner <saw at online.de>
Date:   Sat Jan 27 11:14:56 2018 +0100

    bus_dma.9: Add a few lines about bus_dmamap_load_ccb().
    
    While doing, add a comment to the function.

Summary of changes:
 share/man/man9/Makefile                   |  1 +
 share/man/man9/bus_dma.9                  | 17 +++++++++++++++--
 sys/platform/pc64/x86_64/busdma_machdep.c |  3 +++
 3 files changed, 19 insertions(+), 2 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/537b904850243ccfcad0aebc6727d8371cc42c7d


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