Merge tag 'pull-lu-20230809' of https://gitlab.com/rth7680/qemu into staging

Merge tag 'pull-lu-20230809' of https://gitlab.com/rth7680/qemu into staging

linux-user: Fixes for mmap syscall emulation
linux-user: Correctly detect access to /proc in openat
util/interval-tree: Check root for null in interval_tree_iter_first
tests/tcg: Disable filename test for info proc mappings

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* tag 'pull-lu-20230809' of https://gitlab.com/rth7680/qemu:
  linux-user: Fix openat() emulation to correctly detect accesses to /proc
  util/interval-tree: Check root for null in interval_tree_iter_first
  tests/tcg: Disable filename test for info proc mappings
  linux-user: Use ARRAY_SIZE with bitmask_transtbl
  linux-user: Split out do_mmap
  qemu/osdep: Remove fallback for MAP_FIXED_NOREPLACE

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