Merge tag 'pull-tcg-20230806-3' of https://gitlab.com/rth7680/qemu into staging

Merge tag 'pull-tcg-20230806-3' of https://gitlab.com/rth7680/qemu into staging

accel/tcg: Do not issue misaligned i/o
accel/tcg: Call save_iotlb_data from io_readx
gdbstub: use 0 ("any process") on packets with no PID
linux-user: Fixes for MAP_FIXED_NOREPLACE
linux-user: Fixes for brk
linux-user: Set V in ELF_HWCAP for RISC-V
*-user: Remove last_brk as unused

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* tag 'pull-tcg-20230806-3' of https://gitlab.com/rth7680/qemu:
  bsd-user: Remove last_brk
  linux-user: Remove last_brk
  linux-user: Properly set image_info.brk in flatload
  linux-user: Do not align brk with host page size
  linux-user: Do nothing if too small brk is specified
  linux-user: Use MAP_FIXED_NOREPLACE for do_brk()
  linux-user: Do not call get_errno() in do_brk()
  linux-user: Fix MAP_FIXED_NOREPLACE on old kernels
  linux-user: Unset MAP_FIXED_NOREPLACE for host
  linux-user/elfload: Set V in ELF_HWCAP for RISC-V
  configure: Fix linux-user host detection for riscv64
  gdbstub: use 0 ("any process") on packets with no PID
  accel/tcg: Call save_iotlb_data from io_readx as well
  accel/tcg: Do not issue misaligned i/o
  accel/tcg: Issue wider aligned i/o in do_{ld,st}_mmio_*
  accel/tcg: Adjust parameters and locking with do_{ld,st}_mmio_*

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