git: hammer2 - bulkfree work 2/many

[Matthew Dillon]

commit d0fcd3ec4a1cbbfa32581cf24ecd6f3509f1f57c
Author: Matthew Dillon <dillon at apollo.backplane.com>
Date:   Mon Jan 26 18:00:53 2015 -0800

    hammer2 - bulkfree work 2/many
    
    * Compare the in-memory bitmap against the on-media bitmap and issue
      transitions.
    
      in-memory 00 - 11 (allocated) -> 10 (staged)
      in-memory 00 - 10 (staged)    -> 00 (free)
      in-memory 11 - 10 (staged)    -> 11 (allocated) (handles live races)

Summary of changes:
 sys/vfs/hammer2/hammer2_bulkscan.c | 237 +++++++++++++++++++++++++++++++++----
 1 file changed, 216 insertions(+), 21 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/d0fcd3ec4a1cbbfa32581cf24ecd6f3509f1f57c


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