Merge branch 'linux-user-for-upstream' of git://gitorious.org/qemu-maemo/qemu

Merge branch 'linux-user-for-upstream' of git://gitorious.org/qemu-maemo/qemu

* 'linux-user-for-upstream' of git://gitorious.org/qemu-maemo/qemu:
  Remove dead code for ARM semihosting commandline handling
  Fix commandline handling for ARM semihosted executables
  linux-user: Fix incorrect NaN detection in ARM nwfpe emulation
  softfloat: Implement floatx80_is_any_nan() and float128_is_any_nan()
  linux-user: Implement FS_IOC_FIEMAP ioctl
  linux-user: Support ioctls whose parameter size is not constant
  linux-user: Implement sync_file_range{,2} syscalls