On 07/20/2014 10:38 PM, Qiaowei Ren wrote: > + pr_debug("MPX BD base address %p\n", mm->bd_addr); > + return 0; > +} Please remove all of the pr_debug()s. They're not appropriate for common paths in production code. There's another one in allocate_bt(), btw. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>