ARC: Use <linux/*> headers instead of <asm/*>

Silences the following checkpatch warnings:
WARNING: Use #include <linux/ptrace.h> instead of <asm/ptrace.h>
WARNING: Use #include <linux/kprobes.h> instead of <asm/kprobes.h>
WARNING: Use #include <linux/kgdb.h> instead of <asm/kgdb.h>
WARNING: Use #include <linux/uaccess.h> instead of <asm/uaccess.h>
WARNING: Use #include <linux/cache.h> instead of <asm/cache.h>

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
diff --git a/arch/arc/kernel/traps.c b/arch/arc/kernel/traps.c
index 7496995..1d902f4 100644
--- a/arch/arc/kernel/traps.c
+++ b/arch/arc/kernel/traps.c
@@ -16,11 +16,11 @@
 #include <linux/sched.h>
 #include <linux/kdebug.h>
 #include <linux/uaccess.h>
-#include <asm/ptrace.h>
+#include <linux/ptrace.h>
+#include <linux/kprobes.h>
+#include <linux/kgdb.h>
 #include <asm/setup.h>
-#include <asm/kprobes.h>
 #include <asm/unaligned.h>
-#include <asm/kgdb.h>
 
 void __init trap_init(void)
 {