[PATCH 12/29] GFS2: Remove extra "if" in gfs2_log_flush()

From: Steven Whitehouse
Date: Tue Apr 01 2014 - 05:16:40 EST


By reordering some of the assignments in gfs2_log_flush() it
is possible to remove one of the "if" statements as it can be
merged with one higher up the function.

Signed-off-by: Steven Whitehouse <swhiteho@xxxxxxxxxx>

diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c
index c1c9a29..edbd461 100644
--- a/fs/gfs2/log.c
+++ b/fs/gfs2/log.c
@@ -684,21 +684,19 @@ void gfs2_log_flush(struct gfs2_sbd *sdp, struct gfs2_glock *gl)
}
trace_gfs2_log_flush(sdp, 1);

+ sdp->sd_log_flush_head = sdp->sd_log_head;
+ sdp->sd_log_flush_wrapped = 0;
tr = sdp->sd_log_tr;
if (tr) {
sdp->sd_log_tr = NULL;
INIT_LIST_HEAD(&tr->tr_ail1_list);
INIT_LIST_HEAD(&tr->tr_ail2_list);
+ tr->tr_first = sdp->sd_log_flush_head;
}

gfs2_assert_withdraw(sdp,
sdp->sd_log_num_revoke == sdp->sd_log_commited_revoke);

- sdp->sd_log_flush_head = sdp->sd_log_head;
- sdp->sd_log_flush_wrapped = 0;
- if (tr)
- tr->tr_first = sdp->sd_log_flush_head;
-
gfs2_ordered_write(sdp);
lops_before_commit(sdp, tr);
gfs2_log_flush_bio(sdp, WRITE);
--
1.8.3.1

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