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dlm: print log message when cluster name is not set 

Print a message when a cluster name is not specified by
the caller.  In this case the cluster name configured
for the dlm is used without any validation that it is
the cluster expected by the application.

Signed-off-by: Zhu Lingshan <lszhu@suse.com>
Signed-off-by: David Teigland <teigland@redhat.com>
This commit is contained in:
Zhu Lingshan 2017-07-11 09:26:55 -05:00 committed by David Teigland
parent 2ab93ae138
commit 3b0e761ba8
1 changed files with 4 additions and 0 deletions
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4
fs/dlm/lockspace.c
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@ -453,6 +453,10 @@ static int new_lockspace(const char *name, const char *cluster,
*ops_result = 0;
}
if (!cluster)
log_print("dlm cluster name '%s' is being used without an application provided cluster name",
dlm_config.ci_cluster_name);
if (dlm_config.ci_recover_callbacks && cluster &&
strncmp(cluster, dlm_config.ci_cluster_name, DLM_LOCKSPACE_LEN)) {
log_print("dlm cluster name '%s' does not match "