cvs commit: src/sys/fs/nullfs null_vnops.c

[Xin LI]

delphij     2005-09-17 15:51:42 UTC

  FreeBSD src repository

  Modified files:        (Branch: RELENG_6)
    sys/fs/nullfs        null_vnops.c 
  Log:
  Oops, actually MFC 1.89 (by kan) which was missed in previous commit:
  
  Handle a race condition where NULLFS vnode can be cleaned while threads
  can still be asleep waiting for lowervp lock.
  
  Tested by:      kkenn
  Discussed with: ssouhlal, jeffr
  
  (this is an early MFC for inclusion in the upcoming 6.0-BETA5)
  
  Approved by:    re (scottl)
  
  Revision  Changes    Path
  1.87.2.2  +28 -4     src/sys/fs/nullfs/null_vnops.c