From mboxrd@z Thu Jan 1 00:00:00 1970 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 DFC5E29B22D for ; Fri, 15 Aug 2025 02:31:09 +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=1755225070; cv=none; b=bWv++i6ibVOHjP1hghCDvot/+5aV0WrJ266V5o8+0PsOrqHcFof5FTE38g5CF1+lUuCpXVgkiLqKFLz50KhybzU0NfZXS6LK3CSvwekot+U5wC/LPcNp7vj9A1hbg17RJk2sFOBQ9SONmR6wcvUJut2qAtdEG9He+/9bZYDIdJE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755225070; c=relaxed/simple; bh=KJAB6pBPsU/qcex0e8qz1WMkt6UzuJBPJMMYNOaASbQ=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=YPmHS5CYri+f4+WY94eF46b59QpHghm74Zg4gbuRCZuYGJpyP+1CmK1P9SjdZRMkh9of4nIBlWPbctz8SJuhyyH048KBcPBphq2uG9yN6bh95nQdHppsd3v7n0+AXi963ennXgWjNEBgxGlKL9jMqXICOugZcuxW2LDqJSroHmw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=vDMSNxuH; 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="vDMSNxuH" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AB9D4C4CEF5; Fri, 15 Aug 2025 02:31:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755225069; bh=KJAB6pBPsU/qcex0e8qz1WMkt6UzuJBPJMMYNOaASbQ=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=vDMSNxuH5Bl2o4D5DoXmUWn9VBSaspqcpE2qAVHlIjyEN9N6LiktrOFaxE4d2mddc 52t6WxbnlcknxTa7YWvl6mX2vkfgVMxmOHs523GtEvrpXZ2Na8N+fMrxcGtqje8yNF JZYANfIRYMdCDQ9R2+WvEyNSfdMR9eR7krQb6C1OeZfxWIWM8OT8By1S8GHk9Vk3uB 26K3l9MGveYaVumkfKhN8ZGqQQWmaAjbM8jjzdxmK5pMXwDlobNklDWelY3mp8I6e5 inffam5rmpJO1WnJwLf+/AGswI5DEGJuRZudIg+4nZKAheYc3XC0cb+uBhcOhd7xSi 7otzRjOJfn6iA== Message-ID: <52002cbf-e44b-4709-9d4b-563ab83018f0@kernel.org> Date: Fri, 15 Aug 2025 11:31:07 +0900 Precedence: bulk X-Mailing-List: linux-scsi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 03/10] scsi: libsas: Add dev_parent_is_expander() helper To: Niklas Cassel , John Garry , Jason Yan , "James E.J. Bottomley" , "Martin K. Petersen" Cc: linux-scsi@vger.kernel.org References: <20250814173215.1765055-12-cassel@kernel.org> <20250814173215.1765055-15-cassel@kernel.org> Content-Language: en-US From: Damien Le Moal Organization: Western Digital Research In-Reply-To: <20250814173215.1765055-15-cassel@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 8/15/25 02:32, Niklas Cassel wrote: > Many libsas drivers check if the parent of the device is an expander. > Create a helper that the libsas drivers will use in follow up commits. > > Suggested-by: Damien Le Moal > Signed-off-by: Niklas Cassel Reviewed-by: Damien Le Moal -- Damien Le Moal Western Digital Research