summaryrefslogtreecommitdiff
path: root/drivers/block/drbd/drbd_tracing.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/block/drbd/drbd_tracing.h')
-rw-r--r--drivers/block/drbd/drbd_tracing.h87
1 files changed, 87 insertions, 0 deletions
diff --git a/drivers/block/drbd/drbd_tracing.h b/drivers/block/drbd/drbd_tracing.h
new file mode 100644
index 000000000000..c4531a137f65
--- /dev/null
+++ b/drivers/block/drbd/drbd_tracing.h
@@ -0,0 +1,87 @@
+/*
+ drbd_tracing.h
+
+ This file is part of DRBD by Philipp Reisner and Lars Ellenberg.
+
+ Copyright (C) 2003-2008, LINBIT Information Technologies GmbH.
+ Copyright (C) 2003-2008, Philipp Reisner <philipp.reisner@linbit.com>.
+ Copyright (C) 2003-2008, Lars Ellenberg <lars.ellenberg@linbit.com>.
+
+ drbd is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2, or (at your option)
+ any later version.
+
+ drbd is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with drbd; see the file COPYING. If not, write to
+ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+
+ */
+
+#ifndef DRBD_TRACING_H
+#define DRBD_TRACING_H
+
+#include <linux/tracepoint.h>
+#include "drbd_int.h"
+#include "drbd_req.h"
+
+enum {
+ TRACE_LVL_ALWAYS = 0,
+ TRACE_LVL_SUMMARY,
+ TRACE_LVL_METRICS,
+ TRACE_LVL_ALL,
+ TRACE_LVL_MAX
+};
+
+DECLARE_TRACE(drbd_unplug,
+ TP_PROTO(struct drbd_conf *mdev, char* msg),
+ TP_ARGS(mdev, msg));
+
+DECLARE_TRACE(drbd_uuid,
+ TP_PROTO(struct drbd_conf *mdev, enum drbd_uuid_index index),
+ TP_ARGS(mdev, index));
+
+DECLARE_TRACE(drbd_ee,
+ TP_PROTO(struct drbd_conf *mdev, struct drbd_epoch_entry *e, char* msg),
+ TP_ARGS(mdev, e, msg));
+
+DECLARE_TRACE(drbd_md_io,
+ TP_PROTO(struct drbd_conf *mdev, int rw, struct drbd_backing_dev *bdev),
+ TP_ARGS(mdev, rw, bdev));
+
+DECLARE_TRACE(drbd_epoch,
+ TP_PROTO(struct drbd_conf *mdev, struct drbd_epoch *epoch, enum epoch_event ev),
+ TP_ARGS(mdev, epoch, ev));
+
+DECLARE_TRACE(drbd_netlink,
+ TP_PROTO(void *data, int is_req),
+ TP_ARGS(data, is_req));
+
+DECLARE_TRACE(drbd_actlog,
+ TP_PROTO(struct drbd_conf *mdev, sector_t sector, char* msg),
+ TP_ARGS(mdev, sector, msg));
+
+DECLARE_TRACE(drbd_bio,
+ TP_PROTO(struct drbd_conf *mdev, const char *pfx, struct bio *bio, int complete,
+ struct drbd_request *r),
+ TP_ARGS(mdev, pfx, bio, complete, r));
+
+DECLARE_TRACE(drbd_req,
+ TP_PROTO(struct drbd_request *req, enum drbd_req_event what, char *msg),
+ TP_ARGS(req, what, msg));
+
+DECLARE_TRACE(drbd_packet,
+ TP_PROTO(struct drbd_conf *mdev, struct socket *sock,
+ int recv, union p_polymorph *p, char *file, int line),
+ TP_ARGS(mdev, sock, recv, p, file, line));
+
+DECLARE_TRACE(_drbd_resync,
+ TP_PROTO(struct drbd_conf *mdev, int level, const char *fmt, va_list args),
+ TP_ARGS(mdev, level, fmt, args));
+
+#endif