Re: [Qemu-devel] [PATCH 0/1] ahci: do not remap clb/fis unconditionally

[John Snow <jsnow@redhat.com>]

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 <stefanha@redhat.com>
> 

Thanks, staged in my IDE branch:
https://github.com/jnsnow/qemu/commits/ide

--js