* [2.6.23 PATCH 15/18] dm: netlink mpath
@ 2007-07-11 21:02 Alasdair G Kergon
0 siblings, 0 replies; only message in thread
From: Alasdair G Kergon @ 2007-07-11 21:02 UTC (permalink / raw)
To: Andrew Morton; +Cc: dm-devel, linux-kernel, Mike Anderson
From: Mike Anderson <andmike@us.ibm.com>
This patch adds calls to dm_path_event for a failed path and a reinstated
path.
Signed-off-by: Mike Anderson <andmike@us.ibm.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
---
drivers/md/dm-mpath.c | 7 +++++++
1 files changed, 7 insertions(+)
Index: linux/drivers/md/dm-mpath.c
===================================================================
--- linux.orig/drivers/md/dm-mpath.c 2007-07-11 21:37:47.000000000 +0100
+++ linux/drivers/md/dm-mpath.c 2007-07-11 21:37:53.000000000 +0100
@@ -10,6 +10,7 @@
#include "dm-hw-handler.h"
#include "dm-bio-list.h"
#include "dm-bio-record.h"
+#include "dm-netlink.h"
#include <linux/ctype.h>
#include <linux/init.h>
@@ -834,6 +835,9 @@ static int fail_path(struct pgpath *pgpa
if (pgpath == m->current_pgpath)
m->current_pgpath = NULL;
+ dm_path_event(DM_EVENT_PATH_FAILED, m->ti->table,
+ pgpath->path.dev->name, m->nr_valid_paths);
+
queue_work(kmultipathd, &m->trigger_event);
out:
@@ -873,6 +877,9 @@ static int reinstate_path(struct pgpath
if (!m->nr_valid_paths++ && m->queue_size)
queue_work(kmultipathd, &m->process_queued_ios);
+ dm_path_event(DM_EVENT_PATH_REINSTATED, m->ti->table,
+ pgpath->path.dev->name, m->nr_valid_paths);
+
queue_work(kmultipathd, &m->trigger_event);
out:
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