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dlm: delayed reply message warning

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Add an option (disabled by default) to print a warning message
when a lock has been waiting a configurable amount of time for
a reply message from another node.  This is mainly for debugging.

Signed-off-by: David Teigland <teigland@redhat.com>
This commit is contained in:
David Teigland
2011-03-28 14:17:26 -05:00
parent 4bcad6c1ef
commit c6ff669bac
6 changed files with 108 additions and 11 deletions
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fs/dlm/config.h
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@@ -28,6 +28,7 @@ struct dlm_config_info {
int ci_log_debug;
int ci_protocol;
int ci_timewarn_cs;
int ci_waitwarn_us;
};
extern struct dlm_config_info dlm_config;