Apply "sh-optimize-runtime-disabling-of-trapped-IO.patch"

blinkosm · Mar 12, 2011 · 12b79c3 · 12b79c3
1 parent b26e6b4
commit 12b79c3
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/arch/sh/kernel/io_trapped.c b/arch/sh/kernel/io_trapped.c
@@ -271,6 +271,8 @@ int handle_trapped_io(struct pt_regs *regs, unsigned long address)
 	insn_size_t instruction;
 	int tmp;
 
+	if (trapped_io_disable)
+		return 0;
 	if (!lookup_tiop(address))
 		return 0;