Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / avr32 / include / asm / kprobes.h

diff --git a/kernel/arch/avr32/include/asm/kprobes.h b/kernel/arch/avr32/include/asm/kprobes.h
new file mode 100644 (file)
index 0000000..45f563e
--- /dev/null
+++ b/kernel/arch/avr32/include/asm/kprobes.h
@@ -0,0 +1,49 @@
+/*
+ * Kernel Probes (KProbes)
+ *
+ * Copyright (C) 2005-2006 Atmel Corporation
+ * Copyright (C) IBM Corporation, 2002, 2004
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __ASM_AVR32_KPROBES_H
+#define __ASM_AVR32_KPROBES_H
+
+#include <linux/types.h>
+
+typedef u16    kprobe_opcode_t;
+#define BREAKPOINT_INSTRUCTION 0xd673  /* breakpoint */
+#define MAX_INSN_SIZE          2
+#define MAX_STACK_SIZE         64      /* 32 would probably be OK */
+
+#define kretprobe_blacklist_size 0
+
+#define arch_remove_kprobe(p)  do { } while (0)
+
+/* Architecture specific copy of original instruction */
+struct arch_specific_insn {
+       kprobe_opcode_t insn[MAX_INSN_SIZE];
+};
+
+struct prev_kprobe {
+       struct kprobe *kp;
+       unsigned int status;
+};
+
+/* per-cpu kprobe control block */
+struct kprobe_ctlblk {
+       unsigned int kprobe_status;
+       struct prev_kprobe prev_kprobe;
+       struct pt_regs jprobe_saved_regs;
+       char jprobes_stack[MAX_STACK_SIZE];
+};
+
+extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr);
+extern int kprobe_exceptions_notify(struct notifier_block *self,
+                                   unsigned long val, void *data);
+
+#define flush_insn_slot(p)     do { } while (0)
+
+#endif /* __ASM_AVR32_KPROBES_H */