search for: 3b68f9d

Displaying 8 results from an estimated 8 matches for "3b68f9d".

[PATCH RFC] vhost: add ioctl to query nregions upper limit
2015 Jun 24
2
[PATCH RFC] vhost: add ioctl to query nregions upper limit
...M_TABLE: + * for use on legacy kernels without VHOST_GET_MEM_MAX_NREGIONS support. */ +#define VHOST_MEM_MAX_NREGIONS_DEFAULT 64 + /* VHOST_NET specific defines */ /* Attach virtio net ring to a raw socket, or tap device. diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index 9e8e004..3b68f9d 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -917,6 +917,11 @@ long vhost_dev_ioctl(struct vhost_dev *d, unsigned int ioctl, void __user *argp) long r; int i, fd; + if (ioctl == VHOST_GET_MEM_MAX_NREGIONS) { + r = VHOST_MEMORY_MAX_NREGIONS; + goto done; + } + /* If yo...
[PATCH RFC] vhost: add ioctl to query nregions upper limit
2015 Jun 24
2
[PATCH RFC] vhost: add ioctl to query nregions upper limit
...M_TABLE: + * for use on legacy kernels without VHOST_GET_MEM_MAX_NREGIONS support. */ +#define VHOST_MEM_MAX_NREGIONS_DEFAULT 64 + /* VHOST_NET specific defines */ /* Attach virtio net ring to a raw socket, or tap device. diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index 9e8e004..3b68f9d 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -917,6 +917,11 @@ long vhost_dev_ioctl(struct vhost_dev *d, unsigned int ioctl, void __user *argp) long r; int i, fd; + if (ioctl == VHOST_GET_MEM_MAX_NREGIONS) { + r = VHOST_MEMORY_MAX_NREGIONS; + goto done; + } + /* If yo...
[PATCH RFC] vhost: add ioctl to query nregions upper limit
2015 Jun 24
2
[PATCH RFC] vhost: add ioctl to query nregions upper limit
...old way. OTOH if you won't think it's useful, let me know. > > + > > /* VHOST_NET specific defines */ > > > > /* Attach virtio net ring to a raw socket, or tap device. > > diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c > > index 9e8e004..3b68f9d 100644 > > --- a/drivers/vhost/vhost.c > > +++ b/drivers/vhost/vhost.c > > @@ -917,6 +917,11 @@ long vhost_dev_ioctl(struct vhost_dev *d, unsigned int ioctl, void __user *argp) > > long r; > > int i, fd; > > > > + if (ioctl == VHOST_GET_MEM_MAX_NREGIO...
[PATCH RFC] vhost: add ioctl to query nregions upper limit
2015 Jun 24
2
[PATCH RFC] vhost: add ioctl to query nregions upper limit
...old way. OTOH if you won't think it's useful, let me know. > > + > > /* VHOST_NET specific defines */ > > > > /* Attach virtio net ring to a raw socket, or tap device. > > diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c > > index 9e8e004..3b68f9d 100644 > > --- a/drivers/vhost/vhost.c > > +++ b/drivers/vhost/vhost.c > > @@ -917,6 +917,11 @@ long vhost_dev_ioctl(struct vhost_dev *d, unsigned int ioctl, void __user *argp) > > long r; > > int i, fd; > > > > + if (ioctl == VHOST_GET_MEM_MAX_NREGIO...
[PATCH RFC] vhost: add ioctl to query nregions upper limit
2015 Jun 24
1
[PATCH RFC] vhost: add ioctl to query nregions upper limit
...t; > > > > > + > > > > /* VHOST_NET specific defines */ > > > > > > > > /* Attach virtio net ring to a raw socket, or tap device. > > > > diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c > > > > index 9e8e004..3b68f9d 100644 > > > > --- a/drivers/vhost/vhost.c > > > > +++ b/drivers/vhost/vhost.c > > > > @@ -917,6 +917,11 @@ long vhost_dev_ioctl(struct vhost_dev *d, unsigned int ioctl, void __user *argp) > > > > long r; > > > > int i, fd; > > &...
[PATCH RFC] vhost: add ioctl to query nregions upper limit
2015 Jun 24
1
[PATCH RFC] vhost: add ioctl to query nregions upper limit
...t; > > > > > + > > > > /* VHOST_NET specific defines */ > > > > > > > > /* Attach virtio net ring to a raw socket, or tap device. > > > > diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c > > > > index 9e8e004..3b68f9d 100644 > > > > --- a/drivers/vhost/vhost.c > > > > +++ b/drivers/vhost/vhost.c > > > > @@ -917,6 +917,11 @@ long vhost_dev_ioctl(struct vhost_dev *d, unsigned int ioctl, void __user *argp) > > > > long r; > > > > int i, fd; > > &...
[PATCH RFC] vhost: add ioctl to query nregions upper limit
2015 Jun 24
0
[PATCH RFC] vhost: add ioctl to query nregions upper limit
...AX_NREGIONS_DEFAULT 64 ^^^ not used below, if it's for legacy then perhaps s/DEFAULT/LEGACY/ > + > /* VHOST_NET specific defines */ > > /* Attach virtio net ring to a raw socket, or tap device. > diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c > index 9e8e004..3b68f9d 100644 > --- a/drivers/vhost/vhost.c > +++ b/drivers/vhost/vhost.c > @@ -917,6 +917,11 @@ long vhost_dev_ioctl(struct vhost_dev *d, unsigned int ioctl, void __user *argp) > long r; > int i, fd; > > + if (ioctl == VHOST_GET_MEM_MAX_NREGIONS) { > + r = VHOST_MEMORY_MAX_...
[PATCH RFC] vhost: add ioctl to query nregions upper limit
2015 Jun 24
0
[PATCH RFC] vhost: add ioctl to query nregions upper limit
...is enough to try fix userspace. > > > > + > > > /* VHOST_NET specific defines */ > > > > > > /* Attach virtio net ring to a raw socket, or tap device. > > > diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c > > > index 9e8e004..3b68f9d 100644 > > > --- a/drivers/vhost/vhost.c > > > +++ b/drivers/vhost/vhost.c > > > @@ -917,6 +917,11 @@ long vhost_dev_ioctl(struct vhost_dev *d, unsigned int ioctl, void __user *argp) > > > long r; > > > int i, fd; > > > > > > + if...