Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wirel...

[linux-drm-fsl-dcu.git] / arch / arm / kernel / traps.c

diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index dbf0923e8d76bda9392b902e0c8e500025d70402..6eda3bf85c52123dc75fb04fe46f0eb197c78d62 100644 (file)
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -36,7 +36,13 @@
 #include <asm/system_misc.h>
 #include <asm/opcodes.h>
 
-static const char *handler[]= { "prefetch abort", "data abort", "address exception", "interrupt" };
+static const char *handler[]= {
+       "prefetch abort",
+       "data abort",
+       "address exception",
+       "interrupt",
+       "undefined instruction",
+};
 
 void *vectors_page;
 
@@ -509,9 +515,10 @@ static inline int
 __do_cache_op(unsigned long start, unsigned long end)
 {
        int ret;
-       unsigned long chunk = PAGE_SIZE;
 
        do {
+               unsigned long chunk = min(PAGE_SIZE, end - start);
+
                if (signal_pending(current)) {
                        struct thread_info *ti = current_thread_info();