Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762832AbXHFTbo (ORCPT ); Mon, 6 Aug 2007 15:31:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1761372AbXHFTbb (ORCPT ); Mon, 6 Aug 2007 15:31:31 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:57577 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761229AbXHFTbX (ORCPT ); Mon, 6 Aug 2007 15:31:23 -0400 From: "Rafael J. Wysocki" To: Tejun Heo Subject: Re: Disk spin down issue on shut down/suspend to disk Date: Mon, 6 Aug 2007 21:40:28 +0200 User-Agent: KMail/1.9.5 Cc: Michael Sedkowski , Henrique de Moraes Holschuh , linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, linux-acpi@vger.kernel.org References: <838f88840708051428p3d65ff42w627af4bc38f57de3@mail.gmail.com> <1186424492.4355.1.camel@nx6310> <46B76BBC.9010107@gmail.com> In-Reply-To: <46B76BBC.9010107@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200708062140.28994.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 7887 Lines: 299 On Monday, 6 August 2007 20:43, Tejun Heo wrote: > Michael Sedkowski wrote: > >> Hmmm... If the problem only shows up on nx6325, it might be that ACPI is > >> pulling unnecessary stunt. Please apply the attached patch and report > >> when the disk spins down and up. > > > > Disk spins down on "Pre-shutdown prepare" and then goes up and down on > > "Power down". > > Oh... crap, so acpi wants to sync cache on shutdown. I wonder whether > it spins down the disk correctly. Does emergency unload count increase > after each power down? How to check that? > Also, please post the result of 'dmidecode'. Here's mine, from nx6325 (Michael's is a different model): # dmidecode 2.8 SMBIOS 2.4 present. 23 structures occupying 1029 bytes. Table at 0x000F3FA3. Handle 0x0000, DMI type 0, 24 bytes BIOS Information Vendor: Hewlett-Packard Version: 68TT2 Ver. F.02 Release Date: 07/06/2006 Address: 0xE0000 Runtime Size: 128 kB ROM Size: 1024 kB Characteristics: PCI is supported PC Card (PCMCIA) is supported PNP is supported BIOS is upgradeable BIOS shadowing is allowed Boot from CD is supported Selectable boot is supported EDD is supported 3.5"/720 KB floppy services are supported (int 13h) Print screen service is supported (int 5h) 8042 keyboard services are supported (int 9h) Serial services are supported (int 14h) Printer services are supported (int 17h) ACPI is supported USB legacy is supported LS-120 boot is supported Smart battery is supported BIOS boot specification is supported Function key-initiated network boot is supported Targeted content distribution is supported BIOS Revision: 15.2 Firmware Revision: 64.21 Handle 0x0001, DMI type 1, 27 bytes System Information Manufacturer: Hewlett-Packard Product Name: HP Compaq nx6325 (EY351EA#AKD) Version: F.02 Serial Number: CNU63201YR UUID: CDF6EA3B-A5D7-DD11-0188-6D990C3F6129 Wake-up Type: Power Switch SKU Number: EY351EA#AKD Family: 103C_5336AN Handle 0x0040, DMI type 126, 33 bytes Inactive Handle 0x0002, DMI type 2, 8 bytes Base Board Information Manufacturer: Hewlett-Packard Product Name: 30B0 Version: KBC Version 40.15 Serial Number: Not Specified Handle 0x0003, DMI type 3, 13 bytes Chassis Information Manufacturer: Hewlett-Packard Type: Notebook Lock: Not Present Version: Not Specified Serial Number: CNU63201YR Asset Tag: CNU63201YR Boot-up State: Safe Power Supply State: Safe Thermal State: Safe Security Status: External Interface Enabled Handle 0x0041, DMI type 126, 32 bytes Inactive Handle 0x0004, DMI type 4, 35 bytes Processor Information Socket Designation: U10 Type: Central Processor Family: Athlon 64 Manufacturer: AMD(R) ID: 82 0F 04 00 FF FB 8B 17 Signature: Extended Family 0, Model 8, Stepping 2 Flags: FPU (Floating-point unit on-chip) VME (Virtual mode extension) DE (Debugging extension) PSE (Page size extension) TSC (Time stamp counter) MSR (Model specific registers) PAE (Physical address extension) MCE (Machine check exception) CX8 (CMPXCHG8 instruction supported) APIC (On-chip APIC hardware supported) SEP (Fast system call) MTRR (Memory type range registers) PGE (Page global enable) MCA (Machine check architecture) CMOV (Conditional move instruction supported) PAT (Page attribute table) PSE-36 (36-bit page size extension) CLFSH (CLFLUSH instruction supported) MMX (MMX technology supported) FXSR (Fast floating-point save and restore) SSE (Streaming SIMD extensions) SSE2 (Streaming SIMD extensions 2) HTT (Hyper-threading technology) Version: AMD Turion(tm) 64 X2 Mobile TL-60 Voltage: 1.1 V External Clock: 200 MHz Max Speed: 2000 MHz Current Speed: 2000 MHz Status: Populated, Enabled Upgrade: None L1 Cache Handle: 0x0005 L2 Cache Handle: 0x0006 L3 Cache Handle: Not Provided Serial Number: Not Specified Asset Tag: Not Specified Part Number: Not Specified Handle 0x0005, DMI type 7, 19 bytes Cache Information Socket Designation: Internal L1 Cache Configuration: Enabled, Not Socketed, Level 1 Operational Mode: Write Back Location: Internal Installed Size: 128 KB Maximum Size: 128 KB Supported SRAM Types: Burst Installed SRAM Type: Burst Speed: Unknown Error Correction Type: Unknown System Type: Unified Associativity: 4-way Set-associative Handle 0x0006, DMI type 7, 19 bytes Cache Information Socket Designation: Internal L2 Cache Configuration: Enabled, Not Socketed, Level 2 Operational Mode: Write Back Location: External Installed Size: 512 KB Maximum Size: 512 KB Supported SRAM Types: Burst Installed SRAM Type: Burst Speed: Unknown Error Correction Type: None System Type: Unified Associativity: 4-way Set-associative Handle 0x0007, DMI type 9, 13 bytes System Slot Information Designation: PC CARD-Slot 0 Type: 32-bit PC Card (PCMCIA) Current Usage: Available Length: Short ID: Adapter 0, Socket 0 Characteristics: 5.0 V is provided 3.3 V is provided PC Card-16 is supported Cardbus is supported PME signal is supported Handle 0x0008, DMI type 10, 6 bytes On Board Device Information Type: Video Status: Enabled Description: 128 Handle 0x0009, DMI type 11, 5 bytes OEM Strings String 1: www.hp.com String 2: ABS 70/71 79 7A 7B 7C Handle 0x000A, DMI type 16, 15 bytes Physical Memory Array Location: System Board Or Motherboard Use: System Memory Error Correction Type: None Maximum Capacity: 4 GB Error Information Handle: No Error Number Of Devices: 2 Handle 0x000B, DMI type 17, 27 bytes Memory Device Array Handle: 0x000A Error Information Handle: No Error Total Width: 64 bits Data Width: 64 bits Size: 1024 MB Form Factor: SODIMM Set: None Locator: DIMM #1 Bank Locator: Not Specified Type: DDR2 Type Detail: Synchronous Speed: 667 MHz (1.5 ns) Manufacturer: 7F7F7F7F7F510000 Serial Number: 0213A826 Asset Tag: Not Specified Part Number: 64T128021HDL3SB Handle 0x000C, DMI type 17, 27 bytes Memory Device Array Handle: 0x000A Error Information Handle: No Error Total Width: 64 bits Data Width: 64 bits Size: 1024 MB Form Factor: SODIMM Set: None Locator: DIMM #2 Bank Locator: Not Specified Type: DDR2 Type Detail: Synchronous Speed: 667 MHz (1.5 ns) Manufacturer: 7F98000000000000 Serial Number: 670FA506 Asset Tag: Not Specified Part Number: Handle 0x000D, DMI type 19, 15 bytes Memory Array Mapped Address Starting Address: 0x00000000000 Ending Address: 0x0007FFFFFFF Range Size: 2 GB Physical Array Handle: 0x000A Partition Width: 0 Handle 0x000E, DMI type 20, 19 bytes Memory Device Mapped Address Starting Address: 0x00000000000 Ending Address: 0x0003FFFFFFF Range Size: 1 GB Physical Device Handle: 0x000B Memory Array Mapped Address Handle: 0x000D Partition Row Position: 1 Handle 0x000F, DMI type 20, 19 bytes Memory Device Mapped Address Starting Address: 0x00040000000 Ending Address: 0x0007FFFFFFF Range Size: 1 GB Physical Device Handle: 0x000C Memory Array Mapped Address Handle: 0x000D Partition Row Position: 2 Handle 0x0010, DMI type 32, 11 bytes System Boot Information Status: No errors detected Handle 0x0085, DMI type 133, 34 bytes OEM-specific Type Header and Data: 85 22 85 00 01 50 14 B9 08 9F 08 02 00 32 00 1C 00 F5 2D 43 FB 30 2A 02 E0 40 00 00 49 0F 58 0F 55 0F Strings: 00185 0D/24/2006 HP Handle 0x0086, DMI type 126, 34 bytes Inactive Handle 0x0011, DMI type 144, 26 bytes OEM-specific Type Header and Data: 90 1A 11 00 FD 00 65 00 11 00 80 02 06 02 31 00 00 00 00 00 01 00 EB 07 00 00 Handle 0x0012, DMI type 127, 4 bytes End Of Table - 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/