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

* hot-unplug fixes for ioport
* purge qatomic_mb_read/set from monitor
* build system fixes
* OHCI fix from gitlab
* provide EPYC-Rome CPU model not susceptible to XSAVES erratum

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# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
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# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [undefined]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [undefined]
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* tag 'for-upstream' of https://gitlab.com/bonzini/qemu:
  monitor: do not use mb_read/mb_set
  monitor: extract request dequeuing to a new function
  monitor: introduce qmp_dispatcher_co_wake
  monitor: cleanup fetching of QMP requests
  monitor: cleanup detection of qmp_dispatcher_co shutting down
  monitor: do not use mb_read/mb_set for suspend_cnt
  monitor: add more *_locked() functions
  monitor: allow calling monitor_resume under mon_lock
  monitor: use QEMU_LOCK_GUARD a bit more
  softmmu/ioport.c: make MemoryRegionPortioList owner of portio_list MemoryRegions
  softmmu/ioport.c: QOMify MemoryRegionPortioList
  softmmu/ioport.c: allocate MemoryRegionPortioList ports on the heap
  usb/ohci: Set pad to 0 after frame update
  meson: move -no-pie from linker to compiler
  meson: fix rule for qemu-ga installer
  meson.build: Fix glib -Wno-unused-function workaround
  target/i386: EPYC-Rome model without XSAVES

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