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 0B676394 for ; Mon, 8 Apr 2024 00:47:22 +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=1712537243; cv=none; b=EMuqyeqxLUE6iegMiVMcEuWOZYo6MJWx9BPWXNaFm8o6j9QKiLKgnnc+4m4+briOWPIBFDhUPF+21sMZDDcf81B7OKpg6Q3jpV3FhkKH11+tQR3vQ93PEeSsyhyfSDf2aNJYAToW+jEuu/MqKiZMJwyWQ6MZq69PD6bGAj9SfF8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712537243; c=relaxed/simple; bh=c9XYQCfdX1rg9wMeSS0yfW2hCwPydiTYgGWPqEJWWF0=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=aUh+DUHF8XisFC03o9f/3I9nMy+DHaQI4OvbPQSJ4lXSx8N5orbHfJtC52sTDJVTPYCVw3CFPN8+0+Zxi4q4mVOr01mqAU6ftmGTRx2/LTUWm6eeCxnNwlNkrpRW3IwoJGfPFJETXnQth/6urH97nVeUNYRAUJUvJBtu4DtZpA4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=CnHhBvKm; 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="CnHhBvKm" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 645F8C433F1; Mon, 8 Apr 2024 00:47:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1712537242; bh=c9XYQCfdX1rg9wMeSS0yfW2hCwPydiTYgGWPqEJWWF0=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=CnHhBvKmtZnoGUSwI+6FvPME+UqJJIXdkvSO1VIPjEgOU6YjITwOonBaCE+zMWVli HyqXV6JrV/qy1VMpu9tC8jAkko5rDOunqQx6on0ptFXFQ+vCq44pYD+E40wqvVhoc/ Vkeoz+ahhhUj9oYeZbnpa6QhKVjp5qSTriR76jOCsetBHLDgTTvlY6fX/MaPLSQXrX DqhrYZraDH0yp94imV8R9eLt/TI4OrzCugLs5i/Q0n3ApvrLyWW3ZkfV+2FTvAfpZ+ /uiSHBNoHfwtxCpu6xRfDjoPmKJmkKVS3//85OsQisIInLSBv74B6E6P0TVZyCICYy K5ZgrL66i0R9Q== Message-ID: <698695fa-4f2a-41f7-8f61-c5c8a81f349f@kernel.org> Date: Mon, 8 Apr 2024 09:47:20 +0900 Precedence: bulk X-Mailing-List: linux-ide@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] ata: ahci: Add mask_port_map module parameter To: Conrad Kostecki , linux-ide@vger.kernel.org, Niklas Cassel Cc: Szuying Chen , Jesse1_Chang@asmedia.com.tw, Richard_Hsu@asmedia.com.tw, Chloe_Chen@asmedia.com.tw References: <20240405125143.1134539-1-dlemoal@kernel.org> Content-Language: en-US From: Damien Le Moal Organization: Western Digital Research In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit On 4/6/24 07:53, Conrad Kostecki wrote: > Hi Damien, > > Am 05.04.2024 14:51:43, "Damien Le Moal" schrieb: > >> > i did run a test on my hardware. > It seems to work and adjusting the port_map. But I noticed a difference, that > those virtual hostXY ports are not marked as DUMMY. > With the previous patch, only six ports reported "ahci" and rest "DUMMY". > I am not sure, if that should also not happen with your patch? Let me check again. > Conrad > [   13.365573] ahci 0000:09:00.0: masking port_map 0xffffff3f -> 0x3f > [   13.376511] ahci 0000:09:00.0: SSS flag set, parallel bus scan disabled > [   13.395670] ahci 0000:09:00.0: AHCI 0001.0301 32 slots 32 ports 6 Gbps 0x3f > impl SATA mode > [   13.397111] ahci 0000:09:00.0: flags: 64bit ncq sntf stag pm led only pio > sxs deso sadm sds apst > [   13.593757] scsi host9: ahci > [   13.597362] scsi host10: ahci > [   13.600949] scsi host11: ahci > [   13.604548] scsi host12: ahci > [   13.612459] scsi host13: ahci > [   13.616027] scsi host14: ahci > [   13.616437] scsi host15: ahci > [   13.616745] scsi host16: ahci > [   13.617039] scsi host17: ahci > [   13.617415] scsi host18: ahci > [   13.617723] scsi host19: ahci > [   13.637158] scsi host20: ahci > [   13.640666] scsi host21: ahci > [   13.651760] scsi host22: ahci > [   13.652311] scsi host23: ahci > [   13.652850] scsi host24: ahci > [   13.656374] scsi host25: ahci > [   13.664120] scsi host26: ahci > [   13.664570] scsi host27: ahci > [   13.686567] scsi host28: ahci > [   13.690179] scsi host29: ahci > [   13.697603] scsi host30: ahci > [   13.698083] scsi host31: ahci > [   13.698518] scsi host32: ahci > [   13.701855] scsi host33: ahci > [   13.702323] scsi host34: ahci > [   13.702745] scsi host35: ahci > [   13.721520] scsi host36: ahci > [   13.725157] scsi host37: ahci > [   13.736948] scsi host38: ahci > [   13.737383] scsi host39: ahci > [   13.748518] scsi host40: ahci -- Damien Le Moal Western Digital Research