Hi Manos, On Wed, Feb 28, 2024 at 03:27:12PM +0200, Manos Pitsidianakis wrote: > Hello Vikram, > > Series doesn't apply on master. Can you rebase and also provide a > base-commit with --base=<COMMIT_SHA> when you use git-format-patch? This > will help git rebase if there are any conflicts found locally. I rebased it with latest master and it works fine. Series is based on following commit: bfe8020c814a30479a4241aaa78b63960655962b.
For v4, I will send a version with base-commit id. Can you please share what is base-commit id on your side? Thanks! > > Thanks, > > On Wed, 28 Feb 2024 00:34, Vikram Garhwal <vikram.garh...@amd.com> wrote: > > Hi, > > This patch series add support for grant mappings as a pseudo RAM region for > > Xen. > > > > Enabling grant mappings patches(first 6) are written by Juergen in 2021. > > > > QEMU Virtio device provides an emulated backends for Virtio frontned devices > > in Xen. > > Please set "iommu_platform=on" option when invoking QEMU. As this will set > > VIRTIO_F_ACCESS_PLATFORM feature which will be used by virtio frontend in > > Xen > > to know whether backend supports grants or not. > > > > Changelog: > > v2->v3: > > Drop patch 1/7. This was done because device unplug is an x86-only case. > > Add missing qemu_mutex_unlock() before return. > > v1->v2: > > Split patch 2/7 to keep phymem.c changes in a separate. > > In patch "xen: add map and unmap callbacks for grant" add check for total > > allowed grant < XEN_MAX_VIRTIO_GRANTS. > > Fix formatting issues and re-based with master latest. > > > > Regards, > > Vikram > > > > Juergen Gross (5): > > xen: add pseudo RAM region for grant mappings > > softmmu: let qemu_map_ram_ptr() use qemu_ram_ptr_length() > > xen: let xen_ram_addr_from_mapcache() return -1 in case of not found > > entry > > memory: add MemoryRegion map and unmap callbacks > > xen: add map and unmap callbacks for grant region > > > > Vikram Garhwal (2): > > softmmu: physmem: Split ram_block_add() > > hw: arm: Add grant mapping. > > > > hw/arm/xen_arm.c | 3 + > > hw/i386/xen/xen-hvm.c | 3 + > > hw/xen/xen-hvm-common.c | 4 +- > > hw/xen/xen-mapcache.c | 214 ++++++++++++++++++++++++++++++-- > > include/exec/memory.h | 21 ++++ > > include/exec/ram_addr.h | 1 + > > include/hw/xen/xen-hvm-common.h | 2 + > > include/hw/xen/xen_pvdev.h | 3 + > > include/sysemu/xen-mapcache.h | 3 + > > system/physmem.c | 179 +++++++++++++++----------- > > 10 files changed, 351 insertions(+), 82 deletions(-) > > > > -- > > 2.17.1 > > > >
