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ocfs2: Allow for debugging of transaction extends 

The nastiest cases of transaction extends are also the rarest. We can expose
them more quickly at the expense of performance by going straight to the
journal_restart() in ocfs2_extend_trans(). Wrap things in OCFS2_DEBUG_FS so
that we only do this when "expensive debugging" is turned on.

Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
This commit is contained in:
Mark Fasheh 2007-12-03 16:42:19 -08:00
parent 92295d8054
commit 0879c584ff
1 changed files with 4 additions and 0 deletions
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4
fs/ocfs2/journal.c
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@ -193,11 +193,15 @@ int ocfs2_extend_trans(handle_t *handle, int nblocks)
mlog(0, "Trying to extend transaction by %d blocks\n", nblocks);
#ifdef OCFS2_DEBUG_FS
status = 1;
#else
status = journal_extend(handle, nblocks);
if (status < 0) {
mlog_errno(status);
goto bail;
}
#endif
if (status > 0) {
mlog(0, "journal_extend failed, trying journal_restart\n");