git: kernel - Fix userldt refcnt races

[Matthew Dillon]

commit e845e9dc5c58952132cd9271bfed632bf19ff619
Author: Matthew Dillon <dillon at apollo.backplane.com>
Date:   Fri Oct 20 12:12:54 2017 -0700

    kernel - Fix userldt refcnt races
    
    * Fix userldt refcnt races.  Note that at the moment, DragonFlyBSD
      doesn't implement userldt support anyway, so this does not fix
      any actual bugs.  But make sure the code is correct.
    
    Suggested-by: mjg

Summary of changes:
 sys/cpu/x86_64/include/segments.h          |  1 -
 sys/platform/pc64/x86_64/machdep.c         |  1 -
 sys/platform/pc64/x86_64/vm_machdep.c      | 12 +++++++++---
 sys/platform/vkernel64/x86_64/vm_machdep.c |  2 +-
 4 files changed, 10 insertions(+), 6 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/e845e9dc5c58952132cd9271bfed632bf19ff619


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