From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Andy Whitcroft <apw@canonical.com>
Cc: Jeff Garzik <jgarzik@pobox.com>,
linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org,
"K. Y. Srinivasan" <kys@microsoft.com>,
Mike Sterling <Mike.Sterling@microsoft.com>
Subject: Re: [PATCH 2/2] ata_piix: defer disks to the Hyper-V drivers by default
Date: Sat, 14 Apr 2012 17:02:23 +0100 [thread overview]
Message-ID: <20120414170223.24f6ea31@pyramind.ukuu.org.uk> (raw)
In-Reply-To: <1334418796-11473-3-git-send-email-apw@canonical.com>
O> +#ifdef CONFIG_X86
> + /* On Hyper-V hypervisors the disks are exposed on both the emulated
> + * SATA controller and on the paravirtualised drivers. The CD/DVD
> + * devices are only exposed on the emulated controller. Request we
> + * ignore ATA devices on this host.
> + */
> + if (prefer_ms_hyperv && x86_hyper == &x86_hyper_ms_hyperv) {
> + host->flags |= ATA_HOST_IGNORE_ATA;
> + dev_info(&pdev->dev, "Hyper-V hypervisor detected, ignoring ATA disks\n");
> + }
> +#endif
Does hyper-v not set its own unique and identifable pci
subvendor/subdevice ?
Alan
next prev parent reply other threads:[~2012-04-14 16:00 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-29 17:28 [PATCH 1/1] ata_piix: defer disks to the Hyper-V paravirtualised " Andy Whitcroft
2012-03-30 9:14 ` Victor Miasnikov
2012-04-10 16:08 ` KY Srinivasan
2012-04-12 20:03 ` Jeff Garzik
2012-04-13 7:37 ` Andy Whitcroft
2012-04-14 15:53 ` [PATCH 0/2] Hyper-V disk support Andy Whitcroft
2012-04-14 15:53 ` [PATCH 1/2] libata: add a host flag to ignore detected ATA devices Andy Whitcroft
2012-04-14 15:53 ` [PATCH 2/2] ata_piix: defer disks to the Hyper-V drivers by default Andy Whitcroft
2012-04-14 16:02 ` Alan Cox [this message]
2012-04-15 0:10 ` KY Srinivasan
2012-04-16 11:20 ` [PATCH 0/2] Hyper-V disk support V3 Andy Whitcroft
2012-04-16 11:20 ` [PATCH 1/2] libata: add a host flag to ignore detected ATA devices Andy Whitcroft
2012-04-16 11:20 ` [PATCH 2/2] UBUNTU: SAUCE: ata_piix: defer disks to the Hyper-V drivers by default Andy Whitcroft
2012-04-16 11:28 ` Sergei Shtylyov
2012-04-16 11:26 ` [PATCH 0/2] Hyper-V disk support V3 Alan Cox
2012-04-16 18:29 ` Andy Whitcroft
2012-04-16 18:41 ` KY Srinivasan
2012-04-18 20:12 ` Alan Cox
2012-04-18 20:21 ` KY Srinivasan
2012-04-19 8:15 ` 1) boot flag to disable the Hyper-V IDE drivers: ata_piix.prefer_ms_hyperv=0 2) PIIX_IGNORE_ATA_ON_HYPERV Re: [PATCH 0/2] Hyper-V disk support V3 RE: use hv_storvsc instead of ata_piix to handle the IDE disks devices ( but not for the CD-ROM) Victor Miasnikov
2012-04-19 7:40 ` [PATCH 0/2] Hyper-V disk support V3 Andy Whitcroft
2012-04-19 13:17 ` KY Srinivasan
2012-04-19 14:33 ` [PATCH 0/2] Hyper-V disk support V4 Andy Whitcroft
2012-04-19 14:33 ` [PATCH 1/2] libata: add a host flag to ignore detected ATA devices Andy Whitcroft
2012-04-19 14:33 ` [PATCH 2/2] ata_piix: defer disks to the Hyper-V drivers by default Andy Whitcroft
2012-04-19 15:54 ` Sergei Shtylyov
2012-05-04 21:15 ` [PATCH 0/2] Hyper-V disk support V5 Andy Whitcroft
2012-05-04 21:15 ` [PATCH 1/2] libata: add a host flag to ignore detected ATA devices Andy Whitcroft
2012-05-07 19:43 ` Jeff Garzik
2012-05-04 21:15 ` [PATCH 2/2] ata_piix: defer disks to the Hyper-V drivers by default Andy Whitcroft
2012-04-16 15:32 ` [PATCH 0/2] Hyper-V disk support V3 Jeff Garzik
2012-04-16 18:28 ` Andy Whitcroft
2012-05-27 1:09 [ 00/91] 3.4.1-stable review Greg KH
2012-05-28 14:18 ` [ 00/91] 3.4.1-stable review Fw: [PATCH 1/2] libata: add a host flag to ignore detected ATA devices FW: use hv_storvsc instead of ata_piix to handle the IDE disks devices ( but not for the CD-ROM) Victor Miasnikov
2012-05-28 20:35 ` Greg KH
2012-05-29 6:34 ` Linux on Hyper-V 1) cd006086fa5d ata_piix: defer disks to the Hyper-V drivers by default 2) db63a4c8115a libata: add a host flag to ignore detected ATA device " Victor Miasnikov
2012-06-01 9:20 ` Greg KH
2012-06-01 16:17 ` Linux on Hyper-V 1) cd006086fa5d ata_piix: defer disks to the Hyper-V drivers by default 2) db63a4c8115a libata: add a host flag to ignore detected ATA device FW: use hv_storvsc instead of ata_piix to handle the IDE disks devices ( but not for the CD-R Victor Miasnikov
2012-06-01 16:26 ` Greg KH
2012-06-01 19:23 ` Linux on Hyper-V 1) cd006086fa5d ata_piix: defer disks to the Hyper-V drivers by default 2) db63a4c8115a libata: add a host flag to ignore detected ATA device FW: use hv_storvsc instead of ata_piix to handle the IDE disks devices ( but not for the KY Srinivasan
2012-06-02 1:22 ` Greg KH
2012-06-04 12:33 ` Victor Miasnikov
2012-06-05 4:59 ` [PATCH 2/2] ata_piix: defer disks to the Hyper-V drivers by default Jonathan Nieder
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