Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

* small cleanups for pc-bios/optionrom Makefiles
* checkpatch: fix g_malloc check
* fix mremap() and RDMA detection
* confine igd-passthrough-isa-bridge to Xen-enabled builds
* cover PCI in arm-virt machine qtests
* add -M boot and -M mem compound properties
* bump SLIRP submodule
* support CFI with system libslirp (>= 4.7)
* clean up CoQueue wakeup functions
* fix vhost-vsock regression
* fix --disable-vnc compilation
* other minor bugfixes

# -----BEGIN PGP SIGNATURE-----
#
# iQFIBAABCAAyFiEE8TM4V0tmI4mGbHaCv/vSX3jHroMFAmJ8/KMUHHBib256aW5p
# QHJlZGhhdC5jb20ACgkQv/vSX3jHroNTTAf9Et1C8iZn+OlZi99wMEeMy8a4mIE5
# CpkBpFphhkBvt3AH7XNsCyL4Gea4QgsI7nOIEVUwvW7gPf85PiBUX8mjrIVg3x1k
# bmMEwMKSTYPmDieAnYBP9zCqZQXNYP8L8WxVs2jFY2GXZ2ZogODYFbvCY4yEEB72
# UR6uIvQRdpiB6BEj8UZ+5i+sDtb0zxqrjzUz8T/PJC9/2JSNgi+sAWWQoQT3PPU7
# R7z2nmEa1VeVLPP6mUHvJKhBltVXF+LyIjQHvo+Tp9tSqp9JwXfFBNQ5W/MFes2D
# skF47N7PdgKRH9Dp4r0j+MqBwoAq86+ao+MKsbQ1Gb91HhoCWt/MrVrVyg==
# =1E6P
# -----END PGP SIGNATURE-----
# gpg: Signature made Thu 12 May 2022 05:25:07 AM PDT
# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg:                issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [undefined]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [undefined]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* tag 'for-upstream' of https://gitlab.com/bonzini/qemu

: (27 commits)
  vmxcap: add tertiary execution controls
  vl: make machine type deprecation a warning
  meson: link libpng independent of vnc
  vhost-backend: do not depend on CONFIG_VHOST_VSOCK
  coroutine-lock: qemu_co_queue_restart_all is a coroutine-only qemu_co_enter_all
  coroutine-lock: introduce qemu_co_queue_enter_all
  coroutine-lock: qemu_co_queue_next is a coroutine-only qemu_co_enter_next
  net: slirp: allow CFI with libslirp >= 4.7
  net: slirp: add support for CFI-friendly timer API
  net: slirp: switch to slirp_new
  net: slirp: introduce a wrapper struct for QemuTimer
  slirp: bump submodule past 4.7 release
  machine: move more memory validation to Machine object
  machine: make memory-backend a link property
  machine: add mem compound property
  machine: add boot compound property
  machine: use QAPI struct for boot configuration
  tests/qtest/libqos: Add generic pci host bridge in arm-virt machine
  tests/qtest/libqos: Skip hotplug tests if pci root bus is not hotpluggable
  tests/qtest/libqos/pci: Introduce pio_limit
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>