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-rw-r--r--fs/dlm/config.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/fs/dlm/config.c b/fs/dlm/config.c
index d74655cd6cd3..47f0b98b707f 100644
--- a/fs/dlm/config.c
+++ b/fs/dlm/config.c
@@ -200,6 +200,7 @@ enum {
COMM_ATTR_LOCAL,
COMM_ATTR_ADDR,
COMM_ATTR_ADDR_LIST,
+ COMM_ATTR_MARK,
};
enum {
@@ -232,6 +233,7 @@ struct dlm_comm {
int nodeid;
int local;
int addr_count;
+ unsigned int mark;
struct sockaddr_storage *addr[DLM_MAX_ADDR_COUNT];
};
@@ -469,6 +471,7 @@ static struct config_item *make_comm(struct config_group *g, const char *name)
cm->nodeid = -1;
cm->local = 0;
cm->addr_count = 0;
+ cm->mark = 0;
return &cm->item;
}
@@ -664,8 +667,28 @@ static ssize_t comm_addr_list_show(struct config_item *item, char *buf)
return 4096 - allowance;
}
+static ssize_t comm_mark_show(struct config_item *item, char *buf)
+{
+ return sprintf(buf, "%u\n", config_item_to_comm(item)->mark);
+}
+
+static ssize_t comm_mark_store(struct config_item *item, const char *buf,
+ size_t len)
+{
+ unsigned int mark;
+ int rc;
+
+ rc = kstrtouint(buf, 0, &mark);
+ if (rc)
+ return rc;
+
+ config_item_to_comm(item)->mark = mark;
+ return len;
+}
+
CONFIGFS_ATTR(comm_, nodeid);
CONFIGFS_ATTR(comm_, local);
+CONFIGFS_ATTR(comm_, mark);
CONFIGFS_ATTR_WO(comm_, addr);
CONFIGFS_ATTR_RO(comm_, addr_list);
@@ -674,6 +697,7 @@ static struct configfs_attribute *comm_attrs[] = {
[COMM_ATTR_LOCAL] = &comm_attr_local,
[COMM_ATTR_ADDR] = &comm_attr_addr,
[COMM_ATTR_ADDR_LIST] = &comm_attr_addr_list,
+ [COMM_ATTR_MARK] = &comm_attr_mark,
NULL,
};
@@ -833,6 +857,20 @@ int dlm_comm_seq(int nodeid, uint32_t *seq)
return 0;
}
+int dlm_comm_mark(int nodeid, unsigned int *mark)
+{
+ struct dlm_comm *cm;
+
+ cm = get_comm(nodeid);
+ if (!cm)
+ return -ENOENT;
+
+ *mark = cm->mark;
+ put_comm(cm);
+
+ return 0;
+}
+
int dlm_our_nodeid(void)
{
return local_comm ? local_comm->nodeid : 0;