Merge branch 'axp-next' of git://repo.or.cz/qemu/rth

* 'axp-next' of git://repo.or.cz/qemu/rth:
  alpha-linux-user: Fix the getpriority syscall
  alpha-linux-user: Properly handle the non-rt sigprocmask syscall.
  alpha-linux-user: Fix a3 error return with v0 error bypass.
  linux-user: Translate pipe2 flags; add to strace
  linux-user: Allocate the right amount of space for non-fixed file maps
  linux-user: Handle O_SYNC, O_NOATIME, O_CLOEXEC, O_PATH
  linux-user: Sync fcntl.h bits with the kernel
  alpha-linux-user: Handle TARGET_SSI_IEEE_RAISE_EXCEPTION properly
  alpha-linux-user: Work around hosted mmap allocation problems
  alpha-linux-user: Fix signal handling