Displaying 5 results from an estimated 5 matches for "a2de775801af".
2020 Jun 24
2
[PATCH] xen: introduce xen_vring_use_dma
...pci-swiotlb-xen.c
+++ b/arch/x86/xen/pci-swiotlb-xen.c
@@ -18,8 +18,6 @@
#endif
#include <linux/export.h>
-int xen_swiotlb __read_mostly;
-
/*
* pci_xen_swiotlb_detect - set xen_swiotlb to 1 if necessary
*
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index a2de775801af..768afd79f67a 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -252,7 +252,7 @@ static bool vring_use_dma_api(struct virtio_device *vdev)
* the DMA API if we're a Xen guest, which at least allows
* all of the sensible Xen configurations to work correctly....
2020 Jun 24
2
[PATCH] xen: introduce xen_vring_use_dma
...egards I have two more comments:
- the comment on top of the check in vring_use_dma_api is still valid
- the patch looks broken on x86: it should always return true, but it
returns false instead
> > diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
> > index a2de775801af..768afd79f67a 100644
> > --- a/drivers/virtio/virtio_ring.c
> > +++ b/drivers/virtio/virtio_ring.c
> > @@ -252,7 +252,7 @@ static bool vring_use_dma_api(struct virtio_device *vdev)
> > * the DMA API if we're a Xen guest, which at least allows
> > * all of the...
2020 Jun 24
2
[PATCH] xen: introduce xen_vring_use_dma
...egards I have two more comments:
- the comment on top of the check in vring_use_dma_api is still valid
- the patch looks broken on x86: it should always return true, but it
returns false instead
> > diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
> > index a2de775801af..768afd79f67a 100644
> > --- a/drivers/virtio/virtio_ring.c
> > +++ b/drivers/virtio/virtio_ring.c
> > @@ -252,7 +252,7 @@ static bool vring_use_dma_api(struct virtio_device *vdev)
> > * the DMA API if we're a Xen guest, which at least allows
> > * all of the...
2020 Jun 24
0
[PATCH] xen: introduce xen_vring_use_dma
...it is not required.
>
> Signed-off-by: Peng Fan <peng.fan at nxp.com>
Isn't there some way to use VIRTIO_F_IOMMU_PLATFORM for this?
Xen was there first, but everyone else is using that now.
> diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
> index a2de775801af..768afd79f67a 100644
> --- a/drivers/virtio/virtio_ring.c
> +++ b/drivers/virtio/virtio_ring.c
> @@ -252,7 +252,7 @@ static bool vring_use_dma_api(struct virtio_device *vdev)
> * the DMA API if we're a Xen guest, which at least allows
> * all of the sensible Xen configurati...
2020 Jun 24
0
[PATCH] xen: introduce xen_vring_use_dma
...gt; - the comment on top of the check in vring_use_dma_api is still valid
> - the patch looks broken on x86: it should always return true, but it
> returns false instead
>
>
> > > diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
> > > index a2de775801af..768afd79f67a 100644
> > > --- a/drivers/virtio/virtio_ring.c
> > > +++ b/drivers/virtio/virtio_ring.c
> > > @@ -252,7 +252,7 @@ static bool vring_use_dma_api(struct virtio_device *vdev)
> > > * the DMA API if we're a Xen guest, which at least allows
>...