git: kernel - Fix edge case with machdep.pmap_mmu_optimize on x86-64

[Matthew Dillon <dillon@xxxxxxxxxxxxxxxxxxxxxxx>]

commit ec3deaea2c22f9ea909f8ce72afa8d28605d9c26
Author: Matthew Dillon <dillon@apollo.backplane.com>
Date:   Thu Oct 4 20:51:02 2012 -0700

    kernel - Fix edge case with machdep.pmap_mmu_optimize on x86-64
    
    * Fix two edge cases when enabling or disabling machdep.pmap_mmu_optimize,
      causing a shared page table page to be reverted to a local page table page
      and vise-versa.
    
    * Remove debugging kprintf()s
    
    Reported-by: thesjg

Summary of changes:
 sys/platform/pc64/x86_64/pmap.c |   31 +++++++++++++++++++++----------
 1 files changed, 21 insertions(+), 10 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/ec3deaea2c22f9ea909f8ce72afa8d28605d9c26


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