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Message-ID: <9250d604-61d9-4fad-a83c-719851980ba0@oracle.com>
Date: Wed, 14 Feb 2024 12:48:09 -0500
From: Steven Sistare <steven.sistare@...cle.com>
To: Eugenio Perez Martin <eperezma@...hat.com>
Cc: virtualization@...ts.linux-foundation.org, linux-kernel@...r.kernel.org,
"Michael S. Tsirkin" <mst@...hat.com>,
Jason Wang <jasowang@...hat.com>, Si-Wei Liu <si-wei.liu@...cle.com>,
Xie Yongji <xieyongji@...edance.com>,
Stefano Garzarella <sgarzare@...hat.com>
Subject: Re: [PATCH V2 1/3] vhost-vdpa: flush workers on suspend
On 2/13/2024 10:58 AM, Eugenio Perez Martin wrote:
> On Mon, Feb 12, 2024 at 6:16 PM Steve Sistare <steven.sistare@...cle.com> wrote:
>>
>> Flush to guarantee no workers are running when suspend returns.
>>
>> Signed-off-by: Steve Sistare <steven.sistare@...cle.com>
>
> Acked-by: Eugenio Pérez <eperezma@...hat.com>
>
> Should this have a Fixes tag?
Sure, I will add:
Fixes: f345a0143b4d ("vhost-vdpa: uAPI to suspend the device")
- Steve
>> ---
>> drivers/vhost/vdpa.c | 3 +++
>> 1 file changed, 3 insertions(+)
>>
>> diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
>> index bc4a51e4638b..a3b986c24805 100644
>> --- a/drivers/vhost/vdpa.c
>> +++ b/drivers/vhost/vdpa.c
>> @@ -594,10 +594,13 @@ static long vhost_vdpa_suspend(struct vhost_vdpa *v)
>> struct vdpa_device *vdpa = v->vdpa;
>> const struct vdpa_config_ops *ops = vdpa->config;
>> int ret;
>> + struct vhost_dev *vdev = &v->vdev;
>>
>> if (!ops->suspend)
>> return -EOPNOTSUPP;
>>
>> + vhost_dev_flush(vdev);
>> +
>> ret = ops->suspend(vdpa);
>> if (!ret)
>> v->suspended = true;
>> --
>> 2.39.3
>>
>
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