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: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/mm/fault_32.c b/arch/sh/mm/fault_32.c
index ef01f45..08a08ea 100644
--- a/arch/sh/mm/fault_32.c
+++ b/arch/sh/mm/fault_32.c
@@ -53,13 +53,10 @@
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;