[PATCH] idr: Print a stack dump after ida_remove warning

[Jean Delvare]

We print a dump stack after idr_remove warning. This is useful to find
the faulty piece of code. Let's do the same for ida_remove, as it
would be equally useful there.

Signed-off-by: Jean Delvare <jdelvare@xxxxxxx>
Cc: Tejun Heo <tj@xxxxxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: Takashi Iwai <tiwai@xxxxxxx>
---
 lib/idr.c |    1 +
 1 file changed, 1 insertion(+)

--- linux-3.10-rc0.orig/lib/idr.c	2013-05-05 10:17:03.086198024 +0200
+++ linux-3.10-rc0/lib/idr.c	2013-05-05 10:41:11.939134735 +0200
@@ -1066,6 +1066,7 @@ void ida_remove(struct ida *ida, int id)
  err:
 	printk(KERN_WARNING
 	       "ida_remove called for id=%d which is not allocated.\n", id);
+	dump_stack();
 }
 EXPORT_SYMBOL(ida_remove);
 

-- 
Jean Delvare
Suse L3

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