git: hammer2 - Add debug ioctl

[Matthew Dillon]

commit 8f579e468504e16d97d77a024853918b8a060af2
Author: Matthew Dillon <dillon at apollo.backplane.com>
Date:   Sun Mar 30 18:42:25 2014 -0700

    hammer2 - Add debug ioctl
    
    * Add a a debugging command to dump the in-memory chain topology.

Summary of changes:
 sbin/hammer2/cmd_debug.c | 16 ++++++++++++++++
 sbin/hammer2/hammer2.h   |  1 +
 sbin/hammer2/main.c      |  5 +++++
 3 files changed, 22 insertions(+)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/8f579e468504e16d97d77a024853918b8a060af2


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