NAME
jbd2_journal_lock_updates - establish a transaction barrier.
SYNOPSIS
void jbd2_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 <[email protected]>
Author.
Stephen Tweedie <[email protected]>
Author.