Provided by: linux-doc-2.6.15_2.6.15-23.39_all bug

NAME

       journal_lock_updates - establish a transaction barrier.

SYNOPSIS

       void journal_lock_updates  (journal_t * journal);

ARGUMENTS

       journal
              Journal to establish a barrier on.

DESCRIPTION

       This locks out any further updates from being started, and blocks until
       all existing updates have completed, returning only once the journal is
       in a quiescent state with no updates running.

       The journal lock should not be held on entry.

AUTHORS

       Roger   Gammans   <rgammans@computer-surgery.co.uk>,   Stephen  Tweedie
       <sct@redhat.com>.