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authorBob Peterson <rpeterso@redhat.com>2017-06-20 09:52:57 -0500
committerBob Peterson <rpeterso@redhat.com>2017-06-20 09:52:57 -0500
commit722f6f62a563108dc0f311bd86120b8fbfa0c6df (patch)
treecde87fe6eed94fa3ccfe866577aa76a07899bf05
parentdf68f20f56084cffd15add2d7652bcdfb38cd875 (diff)
GFS2: Eliminate vestigial sd_log_flush_wrapped
Superblock variable sd_log_flush_wrapped is set, but never referenced, so this patch eliminates it. Signed-off-by: Bob Peterson <rpeterso@redhat.com>
-rw-r--r--fs/gfs2/incore.h1
-rw-r--r--fs/gfs2/log.c3
-rw-r--r--fs/gfs2/lops.c4
3 files changed, 1 insertions, 7 deletions
diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h
index 097adb1b3188..638c0203f242 100644
--- a/fs/gfs2/incore.h
+++ b/fs/gfs2/incore.h
@@ -820,7 +820,6 @@ struct gfs2_sbd {
wait_queue_head_t sd_reserving_log_wait;
unsigned int sd_log_flush_head;
- u64 sd_log_flush_wrapped;
spinlock_t sd_ail_lock;
struct list_head sd_ail1_list;
diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c
index f865b96374df..32aa1f05c7ea 100644
--- a/fs/gfs2/log.c
+++ b/fs/gfs2/log.c
@@ -722,7 +722,6 @@ void gfs2_log_flush(struct gfs2_sbd *sdp, struct gfs2_glock *gl,
clear_bit(SDF_JOURNAL_LIVE, &sdp->sd_flags);
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;
@@ -775,7 +774,6 @@ void gfs2_log_flush(struct gfs2_sbd *sdp, struct gfs2_glock *gl,
}
atomic_dec(&sdp->sd_log_blks_free); /* Adjust for unreserved buffer */
trace_gfs2_log_blocks(sdp, -1);
- sdp->sd_log_flush_wrapped = 0;
log_write_header(sdp, 0);
sdp->sd_log_head = sdp->sd_log_flush_head;
}
@@ -880,7 +878,6 @@ void gfs2_log_shutdown(struct gfs2_sbd *sdp)
gfs2_assert_withdraw(sdp, list_empty(&sdp->sd_ail1_list));
sdp->sd_log_flush_head = sdp->sd_log_head;
- sdp->sd_log_flush_wrapped = 0;
log_write_header(sdp, GFS2_LOG_HEAD_UNMOUNT);
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index b1f9144b42c7..2d4ce25a105f 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -134,10 +134,8 @@ static void gfs2_log_incr_head(struct gfs2_sbd *sdp)
BUG_ON((sdp->sd_log_flush_head == sdp->sd_log_tail) &&
(sdp->sd_log_flush_head != sdp->sd_log_head));
- if (++sdp->sd_log_flush_head == sdp->sd_jdesc->jd_blocks) {
+ if (++sdp->sd_log_flush_head == sdp->sd_jdesc->jd_blocks)
sdp->sd_log_flush_head = 0;
- sdp->sd_log_flush_wrapped = 1;
- }
}
static u64 gfs2_log_bmap(struct gfs2_sbd *sdp)