Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933057Ab0BYRaK (ORCPT ); Thu, 25 Feb 2010 12:30:10 -0500 Received: from smtp.microsoft.com ([131.107.115.215]:30878 "EHLO smtp.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932994Ab0BYRaI convert rfc822-to-8bit (ORCPT ); Thu, 25 Feb 2010 12:30:08 -0500 From: Haiyang Zhang To: Greg KH , Hank Janssen CC: "devel@driverdev.osuosl.org" , "linux-kernel@vger.kernel.org" Subject: RE: Problem with auto-detecting a HV environment from within Linux Thread-Topic: Problem with auto-detecting a HV environment from within Linux Thread-Index: AQHKtjnpPG+DB1+VDUmGCDmANJRAY5HXEhsA Date: Thu, 25 Feb 2010 17:30:29 +0000 Message-ID: <1FB5E1D5CA062146B38059374562DF725B6A4277@TK5EX14MBXC130.redmond.corp.microsoft.com> References: <20100225164436.GA3310@kroah.com> In-Reply-To: <20100225164436.GA3310@kroah.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1190 Lines: 24 > From: Greg KH [mailto:greg@kroah.com] > So, is there a way to "know" ahead of time if we are in a HV guest > environment? Here is some info from dmesg, which shows "VRTUAL MICROSFT". ACPI: RSDT (v001 VRTUAL MICROSFT 0x03000919 MSFT 0x00000097) @ 0x000000001fff0000 ACPI: FADT (v002 VRTUAL MICROSFT 0x03000919 MSFT 0x00000097) @ 0x000000001fff0200 ACPI: WAET (v001 VRTUAL MICROSFT 0x03000919 MSFT 0x00000097) @ 0x000000001fff0b00 ACPI: SLIC (v001 VRTUAL MICROSFT 0x03000919 MSFT 0x00000097) @ 0x000000001fff0b40 ACPI: OEM0 (v001 VRTUAL MICROSFT 0x03000919 MSFT 0x00000097) @ 0x000000001fff0d40 ACPI: SRAT (v002 VRTUAL MICROSFT 0x03000919 MSFT 0x00000097) @ 0x000000001fff0600 ACPI: MADT (v001 VRTUAL MICROSFT 0x03000919 MSFT 0x00000097) @ 0x000000001fff0300 ACPI: OEMB (v001 VRTUAL MICROSFT 0x03000919 MSFT 0x00000097) @ 0x000000001ffff240 ACPI: DSDT (v001 MSFTVM MSFTVM02 0x00000002 INTL 0x02002026) @ 0x0000000000000000 Thanks, - Haiyang -- 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/