linux-kernel - [PATCH -tip v11 20/27] ARC: Add instruction_pointer

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Message-Id: <163163050148.489837.15187799269793560256.stgit@devnote2>
Date:   Tue, 14 Sep 2021 23:41:41 +0900
From:   Masami Hiramatsu <mhiramat@...nel.org>
To:     Steven Rostedt <rostedt@...dmis.org>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Ingo Molnar <mingo@...nel.org>
Cc:     X86 ML <x86@...nel.org>, Masami Hiramatsu <mhiramat@...nel.org>,
        Daniel Xu <dxu@...uu.xyz>, linux-kernel@...r.kernel.org,
        bpf@...r.kernel.org, kuba@...nel.org, mingo@...hat.com,
        ast@...nel.org, Thomas Gleixner <tglx@...utronix.de>,
        Borislav Petkov <bp@...en8.de>,
        Peter Zijlstra <peterz@...radead.org>, kernel-team@...com,
        yhs@...com, linux-ia64@...r.kernel.org,
        Abhishek Sagar <sagar.abhishek@...il.com>,
        Andrii Nakryiko <andrii.nakryiko@...il.com>,
        Paul McKenney <paulmck@...nel.org>
Subject: [PATCH -tip v11 20/27] ARC: Add instruction_pointer_set() API

Add instruction_pointer_set() API for arc.

Signed-off-by: Masami Hiramatsu <mhiramat@...nel.org>
---
 arch/arc/include/asm/ptrace.h |    5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arc/include/asm/ptrace.h b/arch/arc/include/asm/ptrace.h
index 4c3c9be5bd16..cca8d6583e31 100644
--- a/arch/arc/include/asm/ptrace.h
+++ b/arch/arc/include/asm/ptrace.h
@@ -149,6 +149,11 @@ static inline long regs_return_value(struct pt_regs *regs)
 	return (long)regs->r0;
 }
 
+static inline void instruction_pointer_set(struct pt_regs *regs,
+					   unsigned long val)
+{
+	instruction_pointer(regs) = val;
+}
 #endif /* !__ASSEMBLY__ */
 
 #endif /* __ASM_PTRACE_H */