diff options
Diffstat (limited to 'arch/riscv/include/asm/kprobes.h')
| -rw-r--r-- | arch/riscv/include/asm/kprobes.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/riscv/include/asm/kprobes.h b/arch/riscv/include/asm/kprobes.h index 56a98ea30731..4647d38018f6 100644 --- a/arch/riscv/include/asm/kprobes.h +++ b/arch/riscv/include/asm/kprobes.h @@ -11,4 +11,44 @@ #include <asm-generic/kprobes.h> +#ifdef CONFIG_KPROBES +#include <linux/types.h> +#include <linux/ptrace.h> +#include <linux/percpu.h> + +#define __ARCH_WANT_KPROBES_INSN_SLOT +#define MAX_INSN_SIZE 2 + +#define flush_insn_slot(p) do { } while (0) +#define kretprobe_blacklist_size 0 + +#include <asm/probes.h> + +struct prev_kprobe { + struct kprobe *kp; + unsigned int status; +}; + +/* Single step context for kprobe */ +struct kprobe_step_ctx { + unsigned long ss_pending; + unsigned long match_addr; +}; + +/* per-cpu kprobe control block */ +struct kprobe_ctlblk { + unsigned int kprobe_status; + unsigned long saved_status; + struct prev_kprobe prev_kprobe; + struct kprobe_step_ctx ss_ctx; +}; + +void arch_remove_kprobe(struct kprobe *p); +int kprobe_fault_handler(struct pt_regs *regs, unsigned int trapnr); +bool kprobe_breakpoint_handler(struct pt_regs *regs); +bool kprobe_single_step_handler(struct pt_regs *regs); +void kretprobe_trampoline(void); +void __kprobes *trampoline_probe_handler(struct pt_regs *regs); + +#endif /* CONFIG_KPROBES */ #endif /* _ASM_RISCV_KPROBES_H */ |