From patchwork Tue Oct 15 01:28:43 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Masami Hiramatsu (Google)" X-Patchwork-Id: 13835604 X-Patchwork-Delegate: bpf@iogearbox.net Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 98D462B9CD; Tue, 15 Oct 2024 01:28:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728955728; cv=none; b=nmN16jhPpU/Fn3IV1YdjPgSBc5491al0BtBrZ+YJjmdqhc5057FpIKo89UccPePzIIJQz/aybpDs8tDXITMcIw9GSFokxf7R1ebOqWQbhQbJqWSK70Od5+eA7Qbr7feFzOAqWzAc5lGrxOHbjZ+Ik6T8N/ALu4MINkdB20r3vgA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728955728; c=relaxed/simple; bh=RkqCz3RNz4F1OrHvTboC7fWR8n4kP4kSdMFZPUKdbCE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=CcKkJv29vYmFxMPWscSAEszohinLEFvGPBzlnYAj+Ho7OFK6Rp8KPAl9pRUpaCejXR/CmRKywKMqoOPCpYFiqIKCV4G9TB9j1YqE+Q/5z1FkHss6JVbygfovjzhitgy+OzXjCgdiOYNdZ/ZU6/u7/AziQbhqZk4xy/TSxZriAZs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=eYGcnd2r; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="eYGcnd2r" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EEA5FC4CEC3; Tue, 15 Oct 2024 01:28:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1728955728; bh=RkqCz3RNz4F1OrHvTboC7fWR8n4kP4kSdMFZPUKdbCE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=eYGcnd2rX/w1Tc17s7B2UkAVTkhrVXMP150hrZb8Nmip5R8FI6sNpIAf3hxGPWa4L Dspmy8m+N824dKpNDuvmlO+oyk+TP9KyqILVSWKjRjA7xt1F5HvCD2ETz7XAIMeh6a TF5MSnOOukFqV72DomENLKbfVOX2C3loy7+2pTBzl+47prNyM2m6davDa4TbdfdTzA RWQDuyZSDlmhowd2ER0XYqVIMBWXWw0hiFawi57+ZT0LVicdYMoq50dKcLyz4EDkjj zfSq9bPJdBUxol0AA+czmonFQnPdcjT25/JuOWLLTHHrASylftpt9oBHZEPq0ARMnz VoCKHooh/OgXw== From: "Masami Hiramatsu (Google)" To: Alexei Starovoitov , Steven Rostedt , Florent Revest Cc: linux-trace-kernel@vger.kernel.org, LKML , Martin KaFai Lau , bpf , Alexei Starovoitov , Jiri Olsa , Alan Maguire , Mark Rutland , linux-arch@vger.kernel.org Subject: [PATCH v16 01/18] tracing: Use arch_ftrace_regs() for ftrace_regs_*() macros Date: Tue, 15 Oct 2024 10:28:43 +0900 Message-ID: <172895572290.107311.16057631001860177198.stgit@devnote2> X-Mailer: git-send-email 2.43.0 In-Reply-To: <172895571278.107311.14000164546881236558.stgit@devnote2> References: <172895571278.107311.14000164546881236558.stgit@devnote2> User-Agent: StGit/0.19 Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Masami Hiramatsu (Google) Since the arch_ftrace_get_regs(fregs) is only valid when the FL_SAVE_REGS is set, we need to use `&arch_ftrace_regs()->regs` for ftrace_regs_*() APIs because those APIs are for ftrace_regs, not complete pt_regs. Signed-off-by: Masami Hiramatsu (Google) --- include/linux/ftrace_regs.h | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/include/linux/ftrace_regs.h b/include/linux/ftrace_regs.h index dea6a0851b74..b78a0a60515b 100644 --- a/include/linux/ftrace_regs.h +++ b/include/linux/ftrace_regs.h @@ -17,17 +17,17 @@ struct __arch_ftrace_regs { struct ftrace_regs; #define ftrace_regs_get_instruction_pointer(fregs) \ - instruction_pointer(arch_ftrace_get_regs(fregs)) + instruction_pointer(&arch_ftrace_regs(fregs)->regs) #define ftrace_regs_get_argument(fregs, n) \ - regs_get_kernel_argument(arch_ftrace_get_regs(fregs), n) + regs_get_kernel_argument(&arch_ftrace_regs(fregs)->regs, n) #define ftrace_regs_get_stack_pointer(fregs) \ - kernel_stack_pointer(arch_ftrace_get_regs(fregs)) + kernel_stack_pointer(&arch_ftrace_regs(fregs)->regs) #define ftrace_regs_return_value(fregs) \ - regs_return_value(arch_ftrace_get_regs(fregs)) + regs_return_value(&arch_ftrace_regs(fregs)->regs) #define ftrace_regs_set_return_value(fregs, ret) \ - regs_set_return_value(arch_ftrace_get_regs(fregs), ret) + regs_set_return_value(&arch_ftrace_regs(fregs)->regs, ret) #define ftrace_override_function_with_return(fregs) \ - override_function_with_return(arch_ftrace_get_regs(fregs)) + override_function_with_return(&arch_ftrace_regs(fregs)->regs) #define ftrace_regs_query_register_offset(name) \ regs_query_register_offset(name)