Merge tag 'pull-tcg-20250423' of https://gitlab.com/rth7680/qemu into staging

meson: Introduce top-level libuser_ss and libsystem_ss
meson: Add hw_common_arch dictionary
accel/tcg: Lots of cleanups

Merge tag 'pull-tcg-20250423' of https://gitlab.com/rth7680/qemu into staging

meson: Introduce top-level libuser_ss and libsystem_ss
meson: Add hw_common_arch dictionary
accel/tcg: Lots of cleanups to enable build once for:
user-exec-stub.c,
plugin-gen.c,
translator.c
page-vary: Restrict scope of TARGET_PAGE_BITS_MIN
tcg: Always define TARGET_INSN_START_EXTRA_WORDS
tcg: Convert TARGET_GUEST_DEFAULT_MO to TCGCPUOps::guest_default_memory_order
tcg: Convert TARGET_SUPPORTS_MTTCG to TCGCPUOps::mttcg_supported field
target/riscv: Do not expose rv128 CPU on user mode emulation

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# gpg: Signature made Wed 23 Apr 2025 20:48:05 EDT
# gpg: using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg: issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full]
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A 05C0 64DF 38E8 AF7E 215F

* tag 'pull-tcg-20250423' of https://gitlab.com/rth7680/qemu: (148 commits)
tcg: Convert TARGET_SUPPORTS_MTTCG to TCGCPUOps::mttcg_supported field
target/i386: Remove AccelCPUClass::cpu_class_init need
target/riscv: Remove AccelCPUClass::cpu_class_init need
accel/tcg: Move mttcg warning to tcg_init_machine
tcg: Convert TCGState::mttcg_enabled to TriState
accel/tcg: Remove mttcg_enabled
tcg: Move qemu_tcg_mttcg_enabled() to 'system/tcg.h'
tcg: Pass max_threads not max_cpus to tcg_init
tcg: Move cpu_req_mo() macro to target-agnostic 'backend-ldst.h'
tcg: Remove the TCG_GUEST_DEFAULT_MO definition globally
tcg: Have tcg_req_mo() use TCGCPUOps::guest_default_memory_order
tcg: Propagate CPUState argument to cpu_req_mo()
tcg: Remove use of TCG_GUEST_DEFAULT_MO in tb_gen_code()
tcg: Define guest_default_memory_order in TCGCPUOps
tcg: Simplify tcg_req_mo() macro
tcg: Always define TCG_GUEST_DEFAULT_MO
exec: Do not include 'accel/tcg/cpu-ldst.h' in 'exec-all.h'
exec: Restrict 'cpu_ldst.h' to accel/tcg/
exec: Restrict 'cpu-ldst-common.h' to accel/tcg/
tcg: Always define TARGET_INSN_START_EXTRA_WORDS
...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

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include/system: Move exec/memory.h to system/memory.h

Convert the existing includes with

sed -i ,exec/memory.h,system/memory.h,g

Move the include within cpu-all.h into a !CONFIG_USER_ONLY block.

include/system: Move exec/memory.h to system/memory.h

Convert the existing includes with

sed -i ,exec/memory.h,system/memory.h,g

Move the include within cpu-all.h into a !CONFIG_USER_ONLY block.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

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Merge remote-tracking branch 'remotes/stefanha-gitlab/tags/block-pull-request' into staging

Pull request

v4:
* Add PCI_EXPRESS Kconfig dependency to fix s390x in "multi-process: setup PCI
host

Merge remote-tracking branch 'remotes/stefanha-gitlab/tags/block-pull-request' into staging

Pull request

v4:
* Add PCI_EXPRESS Kconfig dependency to fix s390x in "multi-process: setup PCI
host bridge for remote device" [Philippe and Thomas]

# gpg: Signature made Wed 10 Feb 2021 09:26:14 GMT
# gpg: using RSA key 8695A8BFD3F97CDAAC35775A9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>" [full]
# gpg: aka "Stefan Hajnoczi <stefanha@gmail.com>" [full]
# Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35 775A 9CA4 ABB3 81AB 73C8

* remotes/stefanha-gitlab/tags/block-pull-request: (27 commits)
docs: fix Parallels Image "dirty bitmap" section
multi-process: perform device reset in the remote process
multi-process: Retrieve PCI info from remote process
multi-process: create IOHUB object to handle irq
multi-process: Synchronize remote memory
multi-process: PCI BAR read/write handling for proxy & remote endpoints
multi-process: Forward PCI config space acceses to the remote process
multi-process: add proxy communication functions
multi-process: introduce proxy object
multi-process: setup memory manager for remote device
multi-process: Associate fd of a PCIDevice with its object
multi-process: Initialize message handler in remote device
multi-process: define MPQemuMsg format and transmission functions
io: add qio_channel_readv_full_all_eof & qio_channel_readv_full_all helpers
io: add qio_channel_writev_full_all helper
multi-process: setup a machine object for remote device process
multi-process: setup PCI host bridge for remote device
multi-process: Add config option for multi-process QEMU
memory: alloc RAM from file at offset
multi-process: add configure and usage information
...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

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multi-process: Synchronize remote memory

Add ProxyMemoryListener object which is used to keep the view of the RAM
in sync between QEMU and remote process.
A MemoryListener is registered for system-m

multi-process: Synchronize remote memory

Add ProxyMemoryListener object which is used to keep the view of the RAM
in sync between QEMU and remote process.
A MemoryListener is registered for system-memory AddressSpace. The
listener sends SYNC_SYSMEM message to the remote process when memory
listener commits the changes to memory, the remote process receives
the message and processes it in the handler for SYNC_SYSMEM message.

Signed-off-by: Jagannathan Raman <jag.raman@oracle.com>
Signed-off-by: John G Johnson <john.g.johnson@oracle.com>
Signed-off-by: Elena Ufimtseva <elena.ufimtseva@oracle.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 04fe4e6a9ca90d4f11ab6f59be7652f5b086a071.1611938319.git.jag.raman@oracle.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

show more ...