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Re: [Qemu-devel] [PATCH 0/1] ahci: do not remap clb/fis unconditionally
From: |
John Snow |
Subject: |
Re: [Qemu-devel] [PATCH 0/1] ahci: do not remap clb/fis unconditionally |
Date: |
Tue, 19 May 2015 17:07:37 -0400 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 |
On 05/18/2015 05:57 AM, Stefan Hajnoczi wrote:
> On Tue, May 12, 2015 at 06:36:12PM -0400, John Snow wrote:
>> This continues the IOMMU fix from 2.3, where we should not
>> attempt to remap the CLB or FIS RX buffers if the AHCI device is
>> currently running.
>>
>> The same applies to migration: keep our mitts off these
>> registers unless the device is supposed to be on.
>>
>> Does not impact backwards compatibility for the AHCI device.
>>
>> == For convenience, this branch is available at:
>> https://github.com/jnsnow/qemu.git branch ahci-iommu
>> https://github.com/jnsnow/qemu/tree/ahci-iommu
>>
>> This version is tagged ahci-iommu-v1:
>> https://github.com/jnsnow/qemu/releases/tag/ahci-iommu-v1 ==
>>
>> John Snow (1): ahci: do not remap clb/fis unconditionally
>>
>> hw/ide/ahci.c | 88
>> ++++++++++++++++++++++++++++++++++++++++++----------------- 1
>> file changed, 63 insertions(+), 25 deletions(-)
>>
>> -- 2.1.0
>>
>
> Reviewed-by: Stefan Hajnoczi <address@hidden>
>
Thanks, staged in my IDE branch:
https://github.com/jnsnow/qemu/commits/ide
--js