1 files changed, 11 insertions, 19 deletions

diff --git a/fs/gfs2/sys.c b/fs/gfs2/sys.c
index 446329728d52..0dc34621f6a6 100644
--- a/fs/gfs2/sys.c
+++ b/fs/gfs2/sys.c
@@ -85,11 +85,7 @@ static ssize_t uuid_show(struct gfs2_sbd *sdp, char *buf)
 	buf[0] = '\0';
 	if (!gfs2_uuid_valid(uuid))
 		return 0;
-	return snprintf(buf, PAGE_SIZE, "%02X%02X%02X%02X-%02X%02X-"
-			"%02X%02X-%02X%02X-%02X%02X%02X%02X%02X%02X\n",
-			uuid[0], uuid[1], uuid[2], uuid[3], uuid[4], uuid[5],
-			uuid[6], uuid[7], uuid[8], uuid[9], uuid[10], uuid[11],
-			uuid[12], uuid[13], uuid[14], uuid[15]);
+	return snprintf(buf, PAGE_SIZE, "%pUB\n", uuid);
 }
 
 static ssize_t freeze_show(struct gfs2_sbd *sdp, char *buf)
@@ -158,7 +154,7 @@ static ssize_t statfs_sync_store(struct gfs2_sbd *sdp, const char *buf,
 	if (simple_strtol(buf, NULL, 0) != 1)
 		return -EINVAL;
 
-	gfs2_statfs_sync(sdp);
+	gfs2_statfs_sync(sdp->sd_vfs, 0);
 	return len;
 }
 
@@ -171,13 +167,14 @@ static ssize_t quota_sync_store(struct gfs2_sbd *sdp, const char *buf,
 	if (simple_strtol(buf, NULL, 0) != 1)
 		return -EINVAL;
 
-	gfs2_quota_sync(sdp);
+	gfs2_quota_sync(sdp->sd_vfs, 0);
 	return len;
 }
 
 static ssize_t quota_refresh_user_store(struct gfs2_sbd *sdp, const char *buf,
 					size_t len)
 {
+	int error;
 	u32 id;
 
 	if (!capable(CAP_SYS_ADMIN))
@@ -185,13 +182,14 @@ static ssize_t quota_refresh_user_store(struct gfs2_sbd *sdp, const char *buf,
 
 	id = simple_strtoul(buf, NULL, 0);
 
-	gfs2_quota_refresh(sdp, 1, id);
-	return len;
+	error = gfs2_quota_refresh(sdp, 1, id);
+	return error ? error : len;
 }
 
 static ssize_t quota_refresh_group_store(struct gfs2_sbd *sdp, const char *buf,
 					 size_t len)
 {
+	int error;
 	u32 id;
 
 	if (!capable(CAP_SYS_ADMIN))
@@ -199,8 +197,8 @@ static ssize_t quota_refresh_group_store(struct gfs2_sbd *sdp, const char *buf,
 
 	id = simple_strtoul(buf, NULL, 0);
 
-	gfs2_quota_refresh(sdp, 0, id);
-	return len;
+	error = gfs2_quota_refresh(sdp, 0, id);
+	return error ? error : len;
 }
 
 static ssize_t demote_rq_store(struct gfs2_sbd *sdp, const char *buf, size_t len)
@@ -573,14 +571,8 @@ static int gfs2_uevent(struct kset *kset, struct kobject *kobj,
 	add_uevent_var(env, "LOCKPROTO=%s", sdp->sd_proto_name);
 	if (!sdp->sd_args.ar_spectator)
 		add_uevent_var(env, "JOURNALID=%u", sdp->sd_lockstruct.ls_jid);
-	if (gfs2_uuid_valid(uuid)) {
-		add_uevent_var(env, "UUID=%02X%02X%02X%02X-%02X%02X-%02X%02X-"
-			       "%02X%02X-%02X%02X%02X%02X%02X%02X",
-			       uuid[0], uuid[1], uuid[2], uuid[3], uuid[4],
-			       uuid[5], uuid[6], uuid[7], uuid[8], uuid[9],
-			       uuid[10], uuid[11], uuid[12], uuid[13],
-			       uuid[14], uuid[15]);
-	}
+	if (gfs2_uuid_valid(uuid))
+		add_uevent_var(env, "UUID=%pUB", uuid);
 	return 0;
 }