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From: John Baldwin <jhb@FreeBSD.org>
Date: Thu, 9 Oct 2008 20:40:11 +0000 (UTC)
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X-FreeBSD-CVS-Branch: RELENG_7
Subject: cvs commit: src/sys/kern vfs_cache.c
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jhb         2008-10-09 20:40:11 UTC

  FreeBSD src repository

  Modified files:        (Branch: RELENG_7)
    sys/kern             vfs_cache.c 
  Log:
  SVN rev 183732 on 2008-10-09 20:40:11Z by jhb
  
  MFC: Check for duplicate attempts to add the same positive entry to the
  name cache.  If a duplicate attempt is made, just do nothing.  This fixes
  a race with shared locking in pathname lockups.
  
  Approved by:    re (kib)
  
  Revision   Changes    Path
  1.114.2.2  +33 -9     src/sys/kern/vfs_cache.c