From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id D00172DC350 for ; Wed, 24 Jun 2026 13:44:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.140.110.172 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782308685; cv=none; b=aMI7p6P21kjZeMnq6ve9Wbwlnjl5qRrOWCnjXT9NAnGU7R64PZzXV2DVM0xQpyMBSq1/HPaKDs06Ym0ZIarWKHveGAcLhHkGRgJqvopo5fdmgUuqBVNEhLluq59mfPTjC9HC37TJSHFmcsptwhHYlSyKCYRUMatQDsgMnX8Dbxk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782308685; c=relaxed/simple; bh=uTY32MEl1Vm4FJTPumQMrUtcmDgw6VN8h11MTpuNDkQ=; h=Message-ID:Date:MIME-Version:Subject:To:References:From:Cc: In-Reply-To:Content-Type; b=Z1fUhihXU+lu6Z5z/rC/c7SiFz8HlYlyGdHg72uS2G4M20amOaBg16ql1WxX2XyR3Dq4hFlk76WHE35CB4YLoJmU5XWQdBR+UEYu+wblatwRpljfrY5NIgjxWr4i5k9m9Z23HSHp6vLZmXUn2YapRPlJ4uLdS/4t2kIGZGpzu9U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com; spf=pass smtp.mailfrom=arm.com; dkim=pass (1024-bit key) header.d=arm.com header.i=@arm.com header.b=ftxD07Vj; arc=none smtp.client-ip=217.140.110.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=arm.com header.i=@arm.com header.b="ftxD07Vj" Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 9CBC1266C; Wed, 24 Jun 2026 06:44:39 -0700 (PDT) Received: from [10.2.213.11] (e137867.arm.com [10.2.213.11]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id D9E1D3F905; Wed, 24 Jun 2026 06:44:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1782308684; bh=uTY32MEl1Vm4FJTPumQMrUtcmDgw6VN8h11MTpuNDkQ=; h=Date:Subject:To:References:From:Cc:In-Reply-To:From; b=ftxD07VjruiMYBU0yi7F/6HvO4qUjhSEO6OgYINvgv++AdpKIbxj7mrlcbP1ngOTM /5aECM3PExdqC+M4w8JhZ7PgLQwr2d7naCi3KhHFIaXYMDf7xbAu+2HtQKQmc8tKMx wok9dn+s1ET7O2qc4S5d73Magv6u8fDc67xjMgUY= Message-ID: Date: Wed, 24 Jun 2026 14:44:39 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v15 05/11] arm64/ptrace: Use syscall_get_arguments() helper for audit To: Jinjie Ruan References: <20260511092103.1974980-1-ruanjinjie@huawei.com> <20260511092103.1974980-6-ruanjinjie@huawei.com> From: Ada Couprie Diaz Cc: Ada Couprie Diaz , catalin.marinas@arm.com, will@kernel.org, oleg@redhat.com, tglx@kernel.org, peterz@infradead.org, luto@kernel.org, kees@kernel.org, wad@chromium.org, mark.rutland@arm.com, yeoreum.yun@arm.com, linusw@kernel.org, kevin.brodsky@arm.com, ldv@strace.io, thuth@redhat.com, james.morse@arm.com, song@kernel.org, anshuman.khandual@arm.com, broonie@kernel.org, ryan.roberts@arm.com, pengcan@kylinos.cn, liqiang01@kylinos.cn, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Content-Language: en-US, en-GB, fr Organization: Arm Ltd. In-Reply-To: <20260511092103.1974980-6-ruanjinjie@huawei.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 11/05/2026 10:20, Jinjie Ruan wrote: > Extract syscall_enter_audit() helper and use syscall_get_arguments() > to get syscall arguments, matching the generic entry implementation. > > The new code: > - Checks audit_context() first to avoid unnecessary memcpy when audit > is not active. > - Uses syscall_get_arguments() helper instead of directly accessing > regs fields. > - Is now exactly equivalent to generic entry's syscall_enter_audit(). > > No functional changes. > > Cc: Mark Rutland > Cc: Will Deacon > Cc: Catalin Marinas > Reviewed-by: Linus Walleij > Reviewed-by: Yeoreum Yun > Reviewed-by: Kevin Brodsky > Signed-off-by: Jinjie Ruan > --- Reviewed-by: Ada Couprie Diaz