jbd2_journal_lock_updates (9) - Linux Man Pages

jbd2_journal_lock_updates: establish a transaction barrier.

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 <rgammans [at] computer-surgery.co.uk>

Author.

Stephen Tweedie <sct [at] redhat.com>

Author.

COPYRIGHT