Commit 6970613b authored by Marc Koderer's avatar Marc Koderer Committed by Jonathan Corbet
Browse files

samples/kprobes: Add ARM support 



Plenty of architectures are already supported and this adds ARM
support.

Signed-off-by: default avatarMarc Koderer <marc@koderer.com>
Acked-by: default avatarMasami Hiramatsu <mhiramat@kernel.org>
Link: https://lore.kernel.org/r/20210112154054.17138-1-marc@koderer.com


Signed-off-by: default avatarJonathan Corbet <corbet@lwn.net>
parent f0ea149e

samples/kprobes/kprobe_example.c

+8 −0
Original line number Diff line number Diff line
@@ -43,6 +43,10 @@ static int __kprobes handler_pre(struct kprobe *p, struct pt_regs *regs) 
			" pstate = 0x%lx\n",

		p->symbol_name, p->addr, (long)regs->pc, (long)regs->pstate);

#endif

#ifdef CONFIG_ARM

	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_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);
@@ -72,6 +76,10 @@ static void __kprobes handler_post(struct kprobe *p, struct pt_regs *regs, 
	pr_info("<%s> post_handler: p->addr = 0x%p, pstate = 0x%lx\n",

		p->symbol_name, p->addr, (long)regs->pstate);

#endif

#ifdef CONFIG_ARM

	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_S390

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

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