Commit 8f2baee2 authored by Paul Mundt's avatar Paul Mundt
Browse files

sh: Kill off duplicate page fault notifiers in slow path. 



We already have hooks in place in the __do_page_fault() fast-path,
so kill them off in the slow path.

Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 887f1ae3

arch/sh/mm/fault_32.c

+4 −7
Original line number Diff line number Diff line
@@ -53,13 +53,10 @@ asmlinkage void __kprobes do_page_fault(struct pt_regs *regs, 
	int fault;

	siginfo_t info;



	if (notify_page_fault(regs, lookup_exception_vector()))

		return;



#ifdef CONFIG_SH_KGDB

	if (kgdb_nofault && kgdb_bus_err_hook)

		kgdb_bus_err_hook();

#endif

	/*

	 * We don't bother with any notifier callbacks here, as they are

	 * all handled through the __do_page_fault() fast-path.

	 */



	tsk = current;

	si_code = SEGV_MAPERR;