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Subject[PULL] virtio, vhost: fixes, features, performance
The following changes since commit c1ea02f15ab5efb3e93fc3144d895410bf79fcf2:

vhost: scsi: add weight support (2019-05-27 11:08:23 -0400)

are available in the Git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git tags/for_linus

for you to fetch changes up to 5e663f0410fa2f355042209154029842ba1abd43:

virtio-mmio: add error check for platform_get_irq (2019-07-11 16:22:29 -0400)

----------------------------------------------------------------
virtio, vhost: fixes, features, performance

new iommu device
vhost guest memory access using vmap (just meta-data for now)
minor fixes

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

Note: due to code driver changes the driver-core tree, the following
patch is needed when merging tree with commit 92ce7e83b4e5
("driver_find_device: Unify the match function with
class_find_device()") in the driver-core tree:

From: Nathan Chancellor <natechancellor@gmail.com>
Subject: [PATCH] iommu/virtio: Constify data parameter in viommu_match_node

After commit 92ce7e83b4e5 ("driver_find_device: Unify the match
function with class_find_device()") in the driver-core tree.

Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

---
drivers/iommu/virtio-iommu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/virtio-iommu.c b/drivers/iommu/virtio-iommu.c
index 4620dd221ffd..433f4d2ee956 100644
--- a/drivers/iommu/virtio-iommu.c
+++ b/drivers/iommu/virtio-iommu.c
@@ -839,7 +839,7 @@ static void viommu_put_resv_regions(struct device *dev, struct list_head *head)
static struct iommu_ops viommu_ops;
static struct virtio_driver virtio_iommu_drv;

-static int viommu_match_node(struct device *dev, void *data)
+static int viommu_match_node(struct device *dev, const void *data)
{
return dev->parent->fwnode == data;
}
----------------------------------------------------------------
Gustavo A. R. Silva (1):
scsi: virtio_scsi: Use struct_size() helper
Ihor Matushchak (1):
virtio-mmio: add error check for platform_get_irq

Jason Wang (6):
vhost: generalize adding used elem
vhost: fine grain userspace memory accessors
vhost: rename vq_iotlb_prefetch() to vq_meta_prefetch()
vhost: introduce helpers to get the size of metadata area
vhost: factor out setting vring addr and num
vhost: access vq metadata through kernel virtual address

Jean-Philippe Brucker (7):
dt-bindings: virtio-mmio: Add IOMMU description
dt-bindings: virtio: Add virtio-pci-iommu node
of: Allow the iommu-map property to omit untranslated devices
PCI: OF: Initialize dev->fwnode appropriately
iommu: Add virtio-iommu driver
iommu/virtio: Add probe request
iommu/virtio: Add event queue

Michael S. Tsirkin (1):
vhost: fix clang build warning

Documentation/devicetree/bindings/virtio/iommu.txt | 66 ++
Documentation/devicetree/bindings/virtio/mmio.txt | 30 +
MAINTAINERS | 7 +
drivers/iommu/Kconfig | 11 +
drivers/iommu/Makefile | 1 +
drivers/iommu/virtio-iommu.c | 1158 ++++++++++++++++++++
drivers/of/base.c | 10 +-
drivers/pci/of.c | 8 +
drivers/scsi/virtio_scsi.c | 2 +-
drivers/vhost/net.c | 4 +-
drivers/vhost/vhost.c | 850 +++++++++++---
drivers/vhost/vhost.h | 43 +-
drivers/virtio/virtio_mmio.c | 7 +-
include/uapi/linux/virtio_ids.h | 1 +
include/uapi/linux/virtio_iommu.h | 161 +++
15 files changed, 2228 insertions(+), 131 deletions(-)
create mode 100644 Documentation/devicetree/bindings/virtio/iommu.txt
create mode 100644 drivers/iommu/virtio-iommu.c
create mode 100644 include/uapi/linux/virtio_iommu.h
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