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Mon, 27 Mar 2023 23:15:51 -0700 (PDT) Message-ID: <92955312-b3f6-5f8e-0e2e-2a18e2af6666@redhat.com> Date: Tue, 28 Mar 2023 14:15:47 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.9.0 Subject: Re: [PATCH v4 06/11] vduse: Support get_vq_affinity callback Content-Language: en-US To: Xie Yongji , mst@redhat.com, tglx@linutronix.de, hch@lst.de Cc: virtualization@lists.linux-foundation.org, linux-kernel@vger.kernel.org References: <20230323053043.35-1-xieyongji@bytedance.com> <20230323053043.35-7-xieyongji@bytedance.com> From: Jason Wang In-Reply-To: <20230323053043.35-7-xieyongji@bytedance.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 在 2023/3/23 13:30, Xie Yongji 写道: > This implements get_vq_affinity callback so that > the virtio-blk driver can build the blk-mq queues > based on the irq callback affinity. > > Signed-off-by: Xie Yongji Acked-by: Jason Wang Thanks > --- > drivers/vdpa/vdpa_user/vduse_dev.c | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/drivers/vdpa/vdpa_user/vduse_dev.c b/drivers/vdpa/vdpa_user/vduse_dev.c > index 45aa8703c4b5..cefabd0dab9c 100644 > --- a/drivers/vdpa/vdpa_user/vduse_dev.c > +++ b/drivers/vdpa/vdpa_user/vduse_dev.c > @@ -722,6 +722,14 @@ static int vduse_vdpa_set_vq_affinity(struct vdpa_device *vdpa, u16 idx, > return 0; > } > > +static const struct cpumask * > +vduse_vdpa_get_vq_affinity(struct vdpa_device *vdpa, u16 idx) > +{ > + struct vduse_dev *dev = vdpa_to_vduse(vdpa); > + > + return &dev->vqs[idx]->irq_affinity; > +} > + > static int vduse_vdpa_set_map(struct vdpa_device *vdpa, > unsigned int asid, > struct vhost_iotlb *iotlb) > @@ -773,6 +781,7 @@ static const struct vdpa_config_ops vduse_vdpa_config_ops = { > .set_config = vduse_vdpa_set_config, > .get_generation = vduse_vdpa_get_generation, > .set_vq_affinity = vduse_vdpa_set_vq_affinity, > + .get_vq_affinity = vduse_vdpa_get_vq_affinity, > .reset = vduse_vdpa_reset, > .set_map = vduse_vdpa_set_map, > .free = vduse_vdpa_free,