Clean up includes so that osdep.h is included first and headers
which it implies are not included manually.
This commit was created with scripts/clean-includes.
Backports commit c684822ad29968af09735148f03a511bc514589d from qemu
In Release 6, the behaviour of WAIT has been modified to make it a
requirement that a processor that has disabled operation as a result of
executing a WAIT will resume operation on arrival of an interrupt even if
interrupts are not enabled.
Backports commit 7540a43a1d9de71fa7a53ccd2bb24a04e2aace41 from qemu
The callers (most of them in target-foo/cpu.c) to this function all
have the cpu pointer handy. Just pass it to avoid an ENV_GET_CPU() from
core code (in exec.c).
Backports commit 4bad9e392e788a218967167a38ce2ae7a32a6231 from qemu
