mm: don't use the same value for MAP_FIXED_NOREPLACE and MAP_SYNC

Link: http://lkml.kernel.org/r/20171218184916.24445-1-avagin@openvz.org
Fixes: ("fs, elf: drop MAP_FIXED usage from elf_map")
Signed-off-by: Andrei Vagin <avagin@openvz.org>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

include/uapi/asm-generic/mman-common.h

@@ -26,7 +26,9 @@
 #else
 # define MAP_UNINITIALIZED 0x0		/* Don't support this flag */
 #endif
-#define MAP_FIXED_NOREPLACE	0x80000	/* MAP_FIXED which doesn't unmap underlying mapping */
+
+/* 0x0100 - 0x80000 flags are defined in asm-generic/mman.h */
+#define MAP_FIXED_NOREPLACE	0x100000	/* MAP_FIXED which doesn't unmap underlying mapping */
 
 /*
  * Flags for mlock