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[dm-devel] [PATCH]: scsi_dh: Print a warning message when ignoring arguments for hardwar handlers



Instead of silently ignoring the arguments specified along with the
hardware handler, print some warning message to inform the user that the
arguments are dropped.

Signed-off-by: Chandra Seetharaman <sekharan us ibm com>
---

Index: linux-2.6.27-rc3/drivers/md/dm-mpath.c
===================================================================
--- linux-2.6.27-rc3.orig/drivers/md/dm-mpath.c
+++ linux-2.6.27-rc3/drivers/md/dm-mpath.c
@@ -685,6 +685,10 @@ static int parse_hw_handler(struct arg_s
 		m->hw_handler_name = NULL;
 		return -EINVAL;
 	}
+
+	if (hw_argc > 1)
+		DMWARN("Ignoring arguments for hardware handler \"%s\"",
+				m->hw_handler_name);
 	consume(as, hw_argc - 1);
 
 	return 0;



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