Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030574AbXFHNMd (ORCPT ); Fri, 8 Jun 2007 09:12:33 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030493AbXFHNMA (ORCPT ); Fri, 8 Jun 2007 09:12:00 -0400 Received: from iucha.net ([209.98.146.184]:48184 "EHLO mail.iucha.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S969091AbXFHNL7 (ORCPT ); Fri, 8 Jun 2007 09:11:59 -0400 Date: Fri, 8 Jun 2007 08:11:57 -0500 To: Tejun Heo Cc: Robert Hancock , Linux Kernel Mailing List Subject: Re: spurious completions during NCQ? Message-ID: <20070608131157.GH30661@iucha.net> References: <4666C477.1070603@shaw.ca> <20070607120430.GB30661@iucha.net> <466951DE.9070004@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="64LDleNqNegJ4g97" Content-Disposition: inline In-Reply-To: <466951DE.9070004@gmail.com> X-GPG-Key: http://iucha.net/florin_iucha.gpg X-GPG-Fingerprint: 5E59 C2E7 941E B592 3BA4 7DCF 343D 2B14 2376 6F5B User-Agent: Mutt/1.5.13 (2006-08-11) From: florin@iucha.net (Florin Iucha) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4018 Lines: 129 --64LDleNqNegJ4g97 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Jun 08, 2007 at 09:55:58PM +0900, Tejun Heo wrote: > Florin Iucha wrote: > >> It means the drive reported command tags were completed that were not= =20 > >> outstanding. What kind of drive is this? > >=20 > > [ 29.033142] ata1.00: ata_hpa_resize 1: sectors =3D 156301488, hpa_se= ctors =3D 156 > > 301488 > > [ 29.033146] ata1.00: ATA-7: HITACHI HTS541680J9SA00, SB2IC7EP, max U= DMA/100 > > [ 29.033149] ata1.00: 156301488 sectors, multi 16: LBA48 NCQ (depth 3= 1/32) > > [ 29.034230] ata1.00: ata_hpa_resize 1: sectors =3D 156301488, hpa_se= ctors =3D 156 > > 301488 >=20 > Please report the result of 'hdparm -I /dev/sda'. We'll probably have > to blacklist it for NCQ. Here it is: I only jumbled the serial number a bit. /dev/sda: ATA device, with non-removable media Model Number: HITACHI HTS541680J9SA00 =20 Serial Number: SB******I57L4A Firmware Revision: SB2IC7EP Standards: Used: ATA/ATAPI-7 T13 1532D revision 1=20 Supported: 7 6 5 4=20 Configuration: Logical max current cylinders 16383 16383 heads 16 16 sectors/track 63 63 -- CHS current addressable sectors: 16514064 LBA user addressable sectors: 156301488 LBA48 user addressable sectors: 156301488 device size with M =3D 1024*1024: 76319 MBytes device size with M =3D 1000*1000: 80026 MBytes (80 GB) Capabilities: LBA, IORDY(can be disabled) Queue depth: 32 Standby timer values: spec'd by Vendor, no device specific minimum R/W multiple sector transfer: Max =3D 16 Current =3D 16 Advanced power management level: 128 (0x80) Recommended acoustic management value: 128, current value: 254 DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 *udma5=20 Cycle time: min=3D120ns recommended=3D120ns PIO: pio0 pio1 pio2 pio3 pio4=20 Cycle time: no flow control=3D120ns IORDY flow control=3D120ns Commands/features: Enabled Supported: * SMART feature set Security Mode feature set * Power Management feature set * Write cache * Look-ahead * Host Protected Area feature set * WRITE_BUFFER command * READ_BUFFER command * NOP cmd * DOWNLOAD_MICROCODE * Advanced Power Management feature set SET_MAX security extension Automatic Acoustic Management feature set * 48-bit Address feature set * Device Configuration Overlay feature set * Mandatory FLUSH_CACHE * FLUSH_CACHE_EXT * SMART error logging * SMART self-test * General Purpose Logging feature set * WRITE_{DMA|MULTIPLE}_FUA_EXT * 64-bit World wide name * IDLE_IMMEDIATE with UNLOAD * SATA-I signaling speed (1.5Gb/s) * Native Command Queueing (NCQ) * Host-initiated interface power management * Phy event counters Non-Zero buffer offsets in DMA Setup FIS DMA Setup Auto-Activate optimization Device-initiated interface power management In-order data delivery * Software settings preservation Security:=20 Master password revision code =3D 65534 supported not enabled not locked frozen not expired: security count not supported: enhanced erase 42min for SECURITY ERASE UNIT.=20 Checksum: correct florin --=20 Bruce Schneier expects the Spanish Inquisition. http://geekz.co.uk/schneierfacts/fact/163 --64LDleNqNegJ4g97 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) iD8DBQFGaVWdND0rFCN2b1sRAoLyAJ90dz6x4vxS3ZjoBWXNavD2LtJS4QCeIV7L eHpiN+Ll/8b5sGRVZs2r/pA= =4bnF -----END PGP SIGNATURE----- --64LDleNqNegJ4g97-- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/