qemu with hax to log dma reads & writes jcs.org/2018/11/12/vfio

linux-user: Add MMAP_SHIFT for openrisc

The page size on openrisc is 8k. Sync the shift
required for the mmap2 syscall.

Signed-off-by: Richard Henderson <rth@twiddle.net>

+2
+2
linux-user/openrisc/target_syscall.h
··· 31 31 #define TARGET_MLOCKALL_MCL_CURRENT 1 32 32 #define TARGET_MLOCKALL_MCL_FUTURE 2 33 33 34 + #define MMAP_SHIFT TARGET_PAGE_BITS 35 + 34 36 #endif /* OPENRISC_TARGET_SYSCALL_H */