From: "Michael S. Tsirkin" <mst@redhat.com>
To: Tang Bin <tangbin@cmss.chinamobile.com>
Cc: Jason Wang <jasowang@redhat.com>,
virtualization@lists.linux-foundation.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] virtio-mmio: Use to_virtio_mmio_device() to simply code
Date: Sun, 21 Feb 2021 06:26:35 -0500 [thread overview]
Message-ID: <20210221062628-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <740b0c1f-24d4-de31-8753-4c5ec07b92f9@cmss.chinamobile.com>
On Thu, Feb 18, 2021 at 09:34:08AM +0800, Tang Bin wrote:
> Dear Jason:
>
> Sorry for the late reply this email.
>
> 在 2021/2/10 16:09, Jason Wang 写道:
> >
> > On 2021/2/10 上午11:04, Tang Bin wrote:
> > > The file virtio_mmio.c has defined the function to_virtio_mmio_device,
> > > so use it instead of container_of() to simply code. And remove
> > > superfluous blank lines in this file.
> > >
> > > Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
> > > ---
> > > drivers/virtio/virtio_mmio.c | 16 +---------------
> > > 1 file changed, 1 insertion(+), 15 deletions(-)
> > >
> > > diff --git a/drivers/virtio/virtio_mmio.c b/drivers/virtio/virtio_mmio.c
> > > index 627ac0487..449d0f209 100644
> > > --- a/drivers/virtio/virtio_mmio.c
> > > +++ b/drivers/virtio/virtio_mmio.c
> > > @@ -69,14 +69,10 @@
> > > #include <uapi/linux/virtio_mmio.h>
> > > #include <linux/virtio_ring.h>
> > > -
> > > -
> >
> >
> > It's better not mix the patch with style changes.
> >
> > Other looks good.
> >
> > Thanks
>
> Whether should I send patch V2?
>
> Thanks
Please do.
> >
> >
> > > /* The alignment to use between consumer and producer parts of vring.
> > > * Currently hardcoded to the page size. */
> > > #define VIRTIO_MMIO_VRING_ALIGN PAGE_SIZE
> > > -
> > > -
> > > #define to_virtio_mmio_device(_plat_dev) \
> > > container_of(_plat_dev, struct virtio_mmio_device, vdev)
> > > @@ -100,8 +96,6 @@ struct virtio_mmio_vq_info {
> > > struct list_head node;
> > > };
> > > -
> > > -
> > > /* Configuration interface */
> > > static u64 vm_get_features(struct virtio_device *vdev)
> > > @@ -264,8 +258,6 @@ static void vm_reset(struct virtio_device *vdev)
> > > writel(0, vm_dev->base + VIRTIO_MMIO_STATUS);
> > > }
> > > -
> > > -
> > > /* Transport interface */
> > > /* the notify function used when creating a virt queue */
> > > @@ -307,8 +299,6 @@ static irqreturn_t vm_interrupt(int irq, void
> > > *opaque)
> > > return ret;
> > > }
> > > -
> > > -
> > > static void vm_del_vq(struct virtqueue *vq)
> > > {
> > > struct virtio_mmio_device *vm_dev =
> > > to_virtio_mmio_device(vq->vdev);
> > > @@ -512,13 +502,11 @@ static const struct virtio_config_ops
> > > virtio_mmio_config_ops = {
> > > .bus_name = vm_bus_name,
> > > };
> > > -
> > > static void virtio_mmio_release_dev(struct device *_d)
> > > {
> > > struct virtio_device *vdev =
> > > container_of(_d, struct virtio_device, dev);
> > > - struct virtio_mmio_device *vm_dev =
> > > - container_of(vdev, struct virtio_mmio_device, vdev);
> > > + struct virtio_mmio_device *vm_dev = to_virtio_mmio_device(vdev);
> > > struct platform_device *pdev = vm_dev->pdev;
> > > devm_kfree(&pdev->dev, vm_dev);
> > > @@ -608,8 +596,6 @@ static int virtio_mmio_remove(struct
> > > platform_device *pdev)
> > > return 0;
> > > }
> > > -
> > > -
> > > /* Devices list parameter */
> > > #if defined(CONFIG_VIRTIO_MMIO_CMDLINE_DEVICES)
> >
>
prev parent reply other threads:[~2021-02-21 11:28 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-10 3:04 [PATCH] virtio-mmio: Use to_virtio_mmio_device() to simply code Tang Bin
2021-02-10 8:09 ` Jason Wang
2021-02-18 1:34 ` Tang Bin
2021-02-21 11:26 ` Michael S. Tsirkin [this message]
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