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authorLars Ellenberg <lars.ellenberg@linbit.com>2014-05-14 20:13:36 +0200
committerPhilipp Reisner <philipp.reisner@linbit.com>2014-07-10 18:35:20 +0200
commit3d299f48a9ff82d29093578e937e83e41dc93325 (patch)
tree504a99e4843390b2443dd4507e8db5b916bbf6a6 /drivers/block/drbd
parentb44e1184fc3158821a74c870f777a39e4aac2ce5 (diff)
drbd: debugfs: add per connection oldest requests
Information of former /sys/block/drbdX/drbd/oldest_requests is already with higher detail in these files: debugfs/drbd/resource/$name/in_flight_summary, debugfs/drbd/resource/$name/volumes/$vnr/oldest_requests This patch adds debugfs/drbd/resource/$name/connections/peer/oldest_requests Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Diffstat (limited to 'drivers/block/drbd')
-rw-r--r--drivers/block/drbd/drbd_debugfs.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/block/drbd/drbd_debugfs.c b/drivers/block/drbd/drbd_debugfs.c
index a4d0666a5931..db70d6caf220 100644
--- a/drivers/block/drbd/drbd_debugfs.c
+++ b/drivers/block/drbd/drbd_debugfs.c
@@ -670,6 +670,13 @@ void drbd_debugfs_connection_add(struct drbd_connection *connection)
if (IS_ERR_OR_NULL(dentry))
goto fail;
connection->debugfs_conn_callback_history = dentry;
+
+ dentry = debugfs_create_file("oldest_requests", S_IRUSR|S_IRGRP,
+ connection->debugfs_conn, connection,
+ &connection_oldest_requests_fops);
+ if (IS_ERR_OR_NULL(dentry))
+ goto fail;
+ connection->debugfs_conn_oldest_requests = dentry;
return;
fail: