Messages in this thread | | | Date | Mon, 25 Aug 2008 15:39:13 -0700 | From | "Tony Luck" <> | Subject | Re: PATCH] debug: add notifier chain debugging |
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On Fri, Aug 15, 2008 at 3:29 PM, Arjan van de Ven <arjan@infradead.org> wrote: > + if (!kernel_text_address((unsigned long)n->notifier_call)) { > + WARN(1, "Invalid notifier registered!"); > + return 0; > + }
This breaks on ia64 (and pa-risc I think) where function pointers don't point directly at the code, they point to a {code,data} structure which is itself located in data space, not text space.
-Tony
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