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>

diff --git a/linux-user/openrisc/target_syscall.h b/linux-user/openrisc/target_syscall.h
index 9d3380f9a8de7a558582d0fccb7474bc99aced50..03104f80afcaa0cc4c90f5f53c0b1d93154d7d4c 100644 (file)
--- a/linux-user/openrisc/target_syscall.h
+++ b/linux-user/openrisc/target_syscall.h
@@ -31,4 +31,6 @@ struct target_pt_regs {
 #define TARGET_MLOCKALL_MCL_CURRENT 1
 #define TARGET_MLOCKALL_MCL_FUTURE  2
 
+#define MMAP_SHIFT TARGET_PAGE_BITS
+
 #endif /* OPENRISC_TARGET_SYSCALL_H */