Re: [PATCH 1/1] ata_piix: defer disks to the Hyper-V paravirtualised drivers by default

From: Victor Miasnikov
Date: Fri Mar 30 2012 - 05:14:29 EST



Hi!

----- Original Message ----- From: "Andy Whitcroft" apw
Sent: Thursday, March 29, 2012 8:28 PM
Subject: [PATCH 1/1] ata_piix: defer disks to the Hyper-V paravirtualised drivers by default

guest disks are exposed both via the Hyper-V paravirtualised drivers and via an emulated SATA disk
controller. . . . we need to prevent the
ata_piix driver from claiming the disks devices by default when running
on a Hyper-V hypervisor.

Yes

Thanks for patch!

Comments?

This patch is "UBUNTU Way" Solution described in

See
http://vvm.blog.tut.by/2012/03/29/linux-on-hyper-v-use-hv_storvsc-instead-of-ata_piix-to-handle-the-ide-disks-devices-but-not-for-the-dvd-rom-cd-rom-device-handling/
Or

http://marc.info/?l=linux-kernel&m=133302969709312&w=2
==
List: linux-kernel
Subject: Linux on Hyper-V -- use hv_storvsc instead of ata_piix to handle the IDE disks devices ( but not for the DVD-ROM / CD-ROM device handling) Fw: [PATCH RFC] ata_piix: ignore disks in a hyper-v guest
From: "Victor Miasnikov"
Date: 2012-03-29 14:00:05

. . .

"UBUNTU Way" Solution -- tested with
Ubuntu 12.04 LTS (Precise Pangolin) Daily Build 2012-03-13
precise-desktop-amd64.iso
, work Ok
. . .
==



i.e. "[PATCH 1/1] ata_piix: defer disks to the Hyper-V paravirtualised drivers by default" is fully worked solution to the described problem


Best regards, Victor Miasnikov
Blog: http://vvm.blog.tut.by/

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