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Date:      Wed, 22 Dec 2004 20:28:46 +0000 (UTC)
From:      Alan Cox <alc@FreeBSD.org>
To:        src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org
Subject:   cvs commit: src/sys/kern uipc_usrreq.c
Message-ID:  <200412222028.iBMKSkjG068973@repoman.freebsd.org>
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alc         2004-12-22 20:28:46 UTC

  FreeBSD src repository

  Modified files:
    sys/kern             uipc_usrreq.c 
  Log:
  Add send buffer locking to uipc_send().  Without this locking a race can
  occur between a reader and a writer that results in a panic upon close,
  e.g.,
          "panic: sbflush_locked: cc 4 || mb 0xffffff0052afa400 || mbcnt 0"
  
  Reviewed by: rwatson@
  MFC after: 2 weeks
  
  Revision  Changes    Path
  1.144     +3 -0      src/sys/kern/uipc_usrreq.c

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