Re: [Qemu-devel] [PATCH v2 05/11] vfio: add check host bus reset is support or not

2016-03-09 Thread Michael S. Tsirkin
On Wed, Mar 09, 2016 at 09:59:04AM -0700, Alex Williamson wrote: > On Wed, 9 Mar 2016 18:47:35 +0200 > "Michael S. Tsirkin" wrote: > > > On Mon, Mar 07, 2016 at 11:22:58AM +0800, Cao jin wrote: > > > From: Chen Fan > > > > > > when boot up a VM that assigning vfio devices with aer enabled, we >

Re: [Qemu-devel] [PATCH v2 05/11] vfio: add check host bus reset is support or not

2016-03-09 Thread Alex Williamson
On Wed, 9 Mar 2016 18:47:35 +0200 "Michael S. Tsirkin" wrote: > On Mon, Mar 07, 2016 at 11:22:58AM +0800, Cao jin wrote: > > From: Chen Fan > > > > when boot up a VM that assigning vfio devices with aer enabled, we > > must check the vfio device whether support host bus reset. because > > when

Re: [Qemu-devel] [PATCH v2 05/11] vfio: add check host bus reset is support or not

2016-03-09 Thread Michael S. Tsirkin
On Mon, Mar 07, 2016 at 11:22:58AM +0800, Cao jin wrote: > From: Chen Fan > > when boot up a VM that assigning vfio devices with aer enabled, we > must check the vfio device whether support host bus reset. because > when one error occur. OS driver always recover the device by do a > bus reset, in

Re: [Qemu-devel] [PATCH v2 05/11] vfio: add check host bus reset is support or not

2016-03-08 Thread Chen Fan
On 03/09/2016 06:55 AM, Alex Williamson wrote: On Mon, 7 Mar 2016 11:22:58 +0800 Cao jin wrote: From: Chen Fan when boot up a VM that assigning vfio devices with aer enabled, we must check the vfio device whether support host bus reset. because when one error occur. OS driver always recover

Re: [Qemu-devel] [PATCH v2 05/11] vfio: add check host bus reset is support or not

2016-03-08 Thread Alex Williamson
On Mon, 7 Mar 2016 11:22:58 +0800 Cao jin wrote: > From: Chen Fan > > when boot up a VM that assigning vfio devices with aer enabled, we > must check the vfio device whether support host bus reset. because > when one error occur. OS driver always recover the device by do a > bus reset, in order

[Qemu-devel] [PATCH v2 05/11] vfio: add check host bus reset is support or not

2016-03-06 Thread Cao jin
From: Chen Fan when boot up a VM that assigning vfio devices with aer enabled, we must check the vfio device whether support host bus reset. because when one error occur. OS driver always recover the device by do a bus reset, in order to recover the vfio device, qemu must to do a host bus reset t

[Qemu-devel] [PATCH v2 05/11] vfio: add check host bus reset is support or not

2016-02-19 Thread Cao jin
From: Chen Fan when boot up a VM that assigning vfio devices with aer enabled, we must check the vfio device whether support host bus reset. because when one error occur. OS driver always recover the device by do a bus reset, in order to recover the vfio device, qemu must to do a host bus reset t