[GIT PULL] xen: branch for v5.19-rc2

From: Juergen Gross
Date: Fri Jun 10 2022 - 00:49:12 EST


Linus,

Please git pull the following tag:

git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip.git for-linus-5.19a-rc2-tag

xen: branch for v5.19-rc2

It contains:
- a small cleanup removing "export" of an __init function
- a small series adding a new infrastructure for platform flags
- a series adding generic virtio support for Xen guests (frontend side)

Thanks.

Juergen

.../devicetree/bindings/iommu/xen,grant-dma.yaml | 39 +++
MAINTAINERS | 8 +
arch/arm/include/asm/xen/xen-ops.h | 2 +
arch/arm/mm/dma-mapping.c | 7 +-
arch/arm/xen/enlighten.c | 2 +
arch/arm64/include/asm/xen/xen-ops.h | 2 +
arch/arm64/mm/dma-mapping.c | 7 +-
arch/s390/Kconfig | 1 -
arch/s390/mm/init.c | 13 +-
arch/x86/Kconfig | 1 -
arch/x86/mm/mem_encrypt.c | 7 -
arch/x86/mm/mem_encrypt_amd.c | 4 +
arch/x86/xen/enlighten_hvm.c | 2 +
arch/x86/xen/enlighten_pv.c | 2 +
drivers/virtio/Kconfig | 6 -
drivers/virtio/virtio.c | 5 +-
drivers/xen/Kconfig | 20 ++
drivers/xen/Makefile | 2 +
drivers/xen/grant-dma-iommu.c | 78 +++++
drivers/xen/grant-dma-ops.c | 346 +++++++++++++++++++++
drivers/xen/grant-table.c | 251 ++++++++++++---
drivers/xen/xlate_mmu.c | 1 -
include/asm-generic/Kbuild | 1 +
include/asm-generic/platform-feature.h | 8 +
include/linux/platform-feature.h | 19 ++
include/linux/virtio_config.h | 9 -
include/xen/arm/xen-ops.h | 18 ++
include/xen/grant_table.h | 4 +
include/xen/xen-ops.h | 13 +
include/xen/xen.h | 8 +
kernel/Makefile | 2 +-
kernel/platform-feature.c | 27 ++
32 files changed, 830 insertions(+), 85 deletions(-)

Juergen Gross (5):
kernel: add platform_has() infrastructure
virtio: replace arch_has_restricted_virtio_memory_access()
xen/grants: support allocating consecutive grants
xen/grant-dma-ops: Add option to restrict memory access under Xen
xen/virtio: Enable restricted memory access using Xen grant mappings

Masahiro Yamada (1):
xen: unexport __init-annotated xen_xlate_map_ballooned_pages()

Oleksandr Tyshchenko (5):
arm/xen: Introduce xen_setup_dma_ops()
dt-bindings: Add xen,grant-dma IOMMU description for xen-grant DMA ops
xen/grant-dma-iommu: Introduce stub IOMMU driver
xen/grant-dma-ops: Retrieve the ID of backend's domain for DT devices
arm/xen: Assign xen-grant DMA ops for xen-grant DMA devices