The following changes since commit 13d6b1608160de40ec65ae4c32419e56714bbadf:
Merge tag 'pull-crypto-20230915' of https://gitlab.com/rth7680/qemu into staging (2023-09-18 11:04:21 -0400) are available in the Git repository at: https://github.com/davidhildenbrand/qemu.git tags/mem-2023-09-19 for you to fetch changes up to 544cff46c018036cd66e98ffb224dd9f098065c8: memory: avoid updating ioeventfds for some address_space (2023-09-19 10:44:44 +0200) ---------------------------------------------------------------- Hi, "Host Memory Backends" and "Memory devices" queue ("mem"): - Support and document VM templating with R/O files using a new "rom" parameter for memory-backend-file - Some cleanups and fixes around NVDIMMs and R/O file handling for guest RAM - Optimize ioeventfd updates by skipping address spaces that are not applicable ---------------------------------------------------------------- David Hildenbrand (11): nvdimm: Reject writing label data to ROM instead of crashing QEMU softmmu/physmem: Distinguish between file access mode and mmap protection backends/hostmem-file: Add "rom" property to support VM templating with R/O files softmmu/physmem: Remap with proper protection in qemu_ram_remap() softmmu/physmem: Bail out early in ram_block_discard_range() with readonly files softmmu/physmem: Fail creation of new files in file_ram_open() with readonly=true softmmu/physmem: Never return directories from file_ram_open() docs: Don't mention "-mem-path" in multi-process.rst docs: Start documenting VM templating softmmu/physmem: Hint that "readonly=on,rom=off" exists when opening file R/W for private mapping fails machine: Improve error message when using default RAM backend id hongmianquan (1): memory: avoid updating ioeventfds for some address_space MAINTAINERS | 1 + backends/hostmem-file.c | 61 ++++++++++++++++- docs/devel/multi-process.rst | 5 +- docs/system/index.rst | 1 + docs/system/vm-templating.rst | 125 ++++++++++++++++++++++++++++++++++ hw/acpi/nvdimm.c | 11 ++- hw/core/machine.c | 11 ++- hw/mem/nvdimm.c | 10 ++- hw/ppc/spapr_nvdimm.c | 3 +- include/exec/memory.h | 15 ++-- include/exec/ram_addr.h | 8 +-- include/hw/mem/nvdimm.h | 6 ++ qapi/qom.json | 17 ++++- qemu-options.hx | 16 ++++- softmmu/memory.c | 20 ++++-- softmmu/physmem.c | 93 +++++++++++++++++++------ 16 files changed, 354 insertions(+), 49 deletions(-) create mode 100644 docs/system/vm-templating.rst -- 2.41.0
