Commit a6484baa authored by Tiezhu Yang's avatar Tiezhu Yang Committed by Huacai Chen
Browse files

samples/kprobes: Add LoongArch support 



Add LoongArch specific info in handler_pre() and handler_post().

Tested-by: default avatarJeff Xie <xiehuan09@gmail.com>
Signed-off-by: default avatarTiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: default avatarHuacai Chen <chenhuacai@loongson.cn>
parent fcf77d01

samples/kprobes/kprobe_example.c

+8 −0
Original line number Diff line number Diff line
@@ -55,6 +55,10 @@ static int __kprobes handler_pre(struct kprobe *p, struct pt_regs *regs) 
	pr_info("<%s> p->addr, 0x%p, ip = 0x%lx, flags = 0x%lx\n",

		p->symbol_name, p->addr, regs->psw.addr, regs->flags);

#endif

#ifdef CONFIG_LOONGARCH

	pr_info("<%s> p->addr = 0x%p, era = 0x%lx, estat = 0x%lx\n",

		p->symbol_name, p->addr, regs->csr_era, regs->csr_estat);

#endif



	/* A dump_stack() here will give a stack backtrace */

	return 0;
@@ -92,6 +96,10 @@ static void __kprobes handler_post(struct kprobe *p, struct pt_regs *regs, 
	pr_info("<%s> p->addr, 0x%p, flags = 0x%lx\n",

		p->symbol_name, p->addr, regs->flags);

#endif

#ifdef CONFIG_LOONGARCH

	pr_info("<%s> p->addr = 0x%p, estat = 0x%lx\n",

		p->symbol_name, p->addr, regs->csr_estat);

#endif

}



static int __init kprobe_init(void)