Commit af78cede authored by Sandeepa Prabhu's avatar Sandeepa Prabhu Committed by Catalin Marinas

kprobes: Add arm64 case in kprobe example module

Add info prints in sample kprobe handlers for ARM64
Signed-off-by: default avatarSandeepa Prabhu <>
Signed-off-by: default avatarDavid A. Long <>
Acked-by: default avatarMasami Hiramatsu <>
Signed-off-by: default avatarCatalin Marinas <>
parent fcfd708b
......@@ -46,6 +46,11 @@ static int handler_pre(struct kprobe *p, struct pt_regs *regs)
" ex1 = 0x%lx\n",
p->symbol_name, p->addr, regs->pc, regs->ex1);
#ifdef CONFIG_ARM64
pr_info("<%s> pre_handler: p->addr = 0x%p, pc = 0x%lx,"
" pstate = 0x%lx\n",
p->symbol_name, p->addr, (long)regs->pc, (long)regs->pstate);
/* A dump_stack() here will give a stack backtrace */
return 0;
......@@ -71,6 +76,10 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs,
printk(KERN_INFO "<%s> post_handler: p->addr = 0x%p, ex1 = 0x%lx\n",
p->symbol_name, p->addr, regs->ex1);
#ifdef CONFIG_ARM64
pr_info("<%s> post_handler: p->addr = 0x%p, pstate = 0x%lx\n",
p->symbol_name, p->addr, (long)regs->pstate);
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