git: DragonFly_RELEASE_4_0 kernel - Fix exec optimization race

[Matthew Dillon]

commit e609b5be8fd08e83dde0af488ceac2476ced9bec
Author: Matthew Dillon <dillon at apollo.backplane.com>
Date:   Wed Nov 5 11:04:11 2014 -0800

    kernel - Fix exec optimization race
    
    * Fix an improper vm_page_unhold() in exec_map_page() which
      under heavy memory loads can cause a later assertion
      on m->hold_count == 0.
    
    * Triggered every few days by bulk builds on pkgbox64.

Summary of changes:
 sys/kern/kern_exec.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/e609b5be8fd08e83dde0af488ceac2476ced9bec


-- 
DragonFly BSD source repository