diff options
| author | Jisheng Zhang <jszhang@kernel.org> | 2021-03-29 20:04:16 +0200 |
|---|---|---|
| committer | Palmer Dabbelt <palmerdabbelt@google.com> | 2021-04-26 17:25:03 +0200 |
| commit | 8a07ac39f87d6c762006398029762c40e4d9d075 (patch) | |
| tree | 5f7d8e9dd54bd77bfad93a63385612b715861e23 /samples/kprobes | |
| parent | riscv: Select HAVE_DYNAMIC_FTRACE when -fpatchable-function-entry is available (diff) | |
| download | linux-8a07ac39f87d6c762006398029762c40e4d9d075.tar.xz linux-8a07ac39f87d6c762006398029762c40e4d9d075.zip | |
samples/kprobes: Add riscv support
Add riscv specific info dump in both handler_pre() and handler_post().
Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Acked-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
Diffstat (limited to 'samples/kprobes')
| -rw-r--r-- | samples/kprobes/kprobe_example.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/samples/kprobes/kprobe_example.c b/samples/kprobes/kprobe_example.c index 331dcf151532..c495664c0a9b 100644 --- a/samples/kprobes/kprobe_example.c +++ b/samples/kprobes/kprobe_example.c @@ -47,6 +47,10 @@ static int __kprobes handler_pre(struct kprobe *p, struct pt_regs *regs) pr_info("<%s> pre_handler: p->addr = 0x%p, pc = 0x%lx, cpsr = 0x%lx\n", p->symbol_name, p->addr, (long)regs->ARM_pc, (long)regs->ARM_cpsr); #endif +#ifdef CONFIG_RISCV + pr_info("<%s> pre_handler: p->addr = 0x%p, pc = 0x%lx, status = 0x%lx\n", + p->symbol_name, p->addr, regs->epc, regs->status); +#endif #ifdef CONFIG_S390 pr_info("<%s> pre_handler: p->addr, 0x%p, ip = 0x%lx, flags = 0x%lx\n", p->symbol_name, p->addr, regs->psw.addr, regs->flags); @@ -80,6 +84,10 @@ static void __kprobes handler_post(struct kprobe *p, struct pt_regs *regs, pr_info("<%s> post_handler: p->addr = 0x%p, cpsr = 0x%lx\n", p->symbol_name, p->addr, (long)regs->ARM_cpsr); #endif +#ifdef CONFIG_RISCV + pr_info("<%s> post_handler: p->addr = 0x%p, status = 0x%lx\n", + p->symbol_name, p->addr, regs->status); +#endif #ifdef CONFIG_S390 pr_info("<%s> pre_handler: p->addr, 0x%p, flags = 0x%lx\n", p->symbol_name, p->addr, regs->flags); |