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From: Masami Hiramatsu <mhiramat@kernel.org>
To: Steven Rostedt <rostedt@goodmis.org>, Ingo Molnar <mingo@kernel.org>
Cc: X86 ML <x86@kernel.org>, Masami Hiramatsu <mhiramat@kernel.org>,
	Daniel Xu <dxu@dxuuu.xyz>,
	linux-kernel@vger.kernel.org, bpf@vger.kernel.org,
	kuba@kernel.org, mingo@redhat.com, ast@kernel.org,
	tglx@linutronix.de, kernel-team@fb.com, yhs@fb.com,
	Josh Poimboeuf <jpoimboe@redhat.com>,
	linux-ia64@vger.kernel.org,
	Abhishek Sagar <sagar.abhishek@gmail.com>
Subject: [PATCH -tip v4 06/12] ARC: Add instruction_pointer_set() API
Date: Mon, 22 Mar 2021 15:40:51 +0900	[thread overview]
Message-ID: <161639525131.895304.18317148642604879905.stgit@devnote2> (raw)
In-Reply-To: <161639518354.895304.15627519393073806809.stgit@devnote2>

Add instruction_pointer_set() API for arc.

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.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 */


  parent reply	other threads:[~2021-03-22  6:41 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-22  6:39 [PATCH -tip v4 00/12] kprobes: Fix stacktrace with kretprobes on x86 Masami Hiramatsu
2021-03-22  6:39 ` [PATCH -tip v4 01/12] ia64: kprobes: Fix to pass correct trampoline address to the handler Masami Hiramatsu
2021-03-22  6:40 ` [PATCH -tip v4 02/12] kprobes: treewide: Replace arch_deref_entry_point() with dereference_function_descriptor() Masami Hiramatsu
2021-03-22  6:40 ` [PATCH -tip v4 03/12] kprobes: treewide: Remove trampoline_address from kretprobe_trampoline_handler() Masami Hiramatsu
2021-03-22  6:40 ` [PATCH -tip v4 04/12] kprobes: Add kretprobe_find_ret_addr() for searching return address Masami Hiramatsu
2021-03-22  6:40 ` [PATCH -tip v4 05/12] x86/kprobes: Add UNWIND_HINT_FUNC on kretprobe_trampoline code Masami Hiramatsu
2021-03-22  6:40 ` Masami Hiramatsu [this message]
2021-03-22  6:41 ` [PATCH -tip v4 07/12] ia64: Add instruction_pointer_set() API Masami Hiramatsu
2021-03-22  6:41 ` [PATCH -tip v4 08/12] arm: kprobes: Make a space for regs->ARM_pc at kretprobe_trampoline Masami Hiramatsu
2021-03-23  0:04   ` Masami Hiramatsu
2021-03-22  6:41 ` [PATCH -tip v4 09/12] kprobes: Setup instruction pointer in __kretprobe_trampoline_handler Masami Hiramatsu
2021-03-22  6:41 ` [PATCH -tip v4 10/12] x86/kprobes: Push a fake return address at kretprobe_trampoline Masami Hiramatsu
2021-03-23 22:30   ` Peter Zijlstra
2021-03-24  1:40     ` Masami Hiramatsu
2021-03-24 16:01       ` Josh Poimboeuf
2021-03-24 23:47         ` Masami Hiramatsu
2021-03-25  0:26           ` Steven Rostedt
2021-03-25  3:25             ` Masami Hiramatsu
2021-03-25 18:05       ` Masami Hiramatsu
2021-03-26 12:03         ` Masami Hiramatsu
2021-03-26 14:20           ` Steven Rostedt
2021-03-30  4:58             ` Josh Poimboeuf
2021-03-22  6:41 ` [PATCH -tip v4 11/12] x86/unwind: Recover kretprobe trampoline entry Masami Hiramatsu
2021-03-22  6:42 ` [PATCH -tip v4 12/12] tracing: Show kretprobe unknown indicator only for kretprobe_trampoline Masami Hiramatsu
2021-03-22 15:11   ` Steven Rostedt
2021-03-22 23:56     ` Masami Hiramatsu

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