Messages in this thread |  | | Subject | Re: [PATCH v3 7/9] xen/gntdev: Add initial support for dma-buf UAPI | From | Boris Ostrovsky <> | Date | Tue, 12 Jun 2018 21:49:34 -0400 |
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On 06/12/2018 09:41 AM, Oleksandr Andrushchenko wrote:
> diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c > index a09db23e9663..e82660d81d7e 100644 > --- a/drivers/xen/gntdev.c > +++ b/drivers/xen/gntdev.c > @@ -48,6 +48,9 @@ > #include <asm/xen/hypercall.h> > > #include "gntdev-common.h" > +#ifdef CONFIG_XEN_GNTDEV_DMABUF > +#include "gntdev-dmabuf.h" > +#endif > > MODULE_LICENSE("GPL"); > MODULE_AUTHOR("Derek G. Murray <Derek.Murray@cl.cam.ac.uk>, " > @@ -566,6 +569,15 @@ static int gntdev_open(struct inode *inode, struct file *flip) > INIT_LIST_HEAD(&priv->freeable_maps); > mutex_init(&priv->lock); > > +#ifdef CONFIG_XEN_GNTDEV_DMABUF > + priv->dmabuf_priv = gntdev_dmabuf_init(); > + if (IS_ERR(priv->dmabuf_priv)) { > + ret = PTR_ERR(priv->dmabuf_priv); > + kfree(priv); > + return ret; > + } > +#endif > + > if (use_ptemod) { > priv->mm = get_task_mm(current); > if (!priv->mm) { > @@ -616,8 +628,13 @@ static int gntdev_release(struct inode *inode, struct file *flip) > WARN_ON(!list_empty(&priv->freeable_maps)); > mutex_unlock(&priv->lock); > > +#ifdef CONFIG_XEN_GNTDEV_DMABUF > + gntdev_dmabuf_fini(priv->dmabuf_priv); > +#endif > + > if (use_ptemod) > mmu_notifier_unregister(&priv->mn, priv->mm); > + > kfree(priv); > return 0; > } > @@ -987,6 +1004,107 @@ static long gntdev_ioctl_grant_copy(struct gntdev_priv *priv, void __user *u) > return ret; > } > > +#ifdef CONFIG_XEN_GNTDEV_DMABUF > +static long > +gntdev_ioctl_dmabuf_exp_from_refs(struct gntdev_priv *priv, > + struct ioctl_gntdev_dmabuf_exp_from_refs __user *u)
Didn't we agree that this code moves to gntdev-dmabuf.c ?
-boris
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