PERFORCE change 1200282 for review

[John Baldwin]

http://p4web.freebsd.org/@@1200282?ac=10

Change 1200282 by jhb at jhb_pippin on 2014/09/15 17:25:48

	Drop unimplemented MAP_RENAME and MAP_NORESERVE.

Affected files ...

.. //depot/projects/smpng/sys/sys/mman.h#24 edit
.. //depot/projects/smpng/sys/vm/vm_mmap.c#110 edit

Differences ...

==== //depot/projects/smpng/sys/sys/mman.h#24 (text+ko) ====

@@ -69,8 +69,8 @@
 #define	MAP_FIXED	 0x0010	/* map addr must be exactly as requested */
 
 #if __BSD_VISIBLE
-#define	MAP_RENAME	 0x0020	/* Sun: rename private pages to file */
-#define	MAP_NORESERVE	 0x0040	/* Sun: don't reserve needed swap area */
+#define	MAP_RESERVED0020 0x0020	/* previously unimplemented MAP_RENAME */
+#define	MAP_RESERVED0040 0x0040	/* previously unimplemented MAP_NORESERVE */
 #define	MAP_RESERVED0080 0x0080	/* previously misimplemented MAP_INHERIT */
 #define	MAP_RESERVED0100 0x0100	/* previously unimplemented MAP_NOEXTEND */
 #define	MAP_HASSEMAPHORE 0x0200	/* region may contain semaphores */

==== //depot/projects/smpng/sys/vm/vm_mmap.c#110 (text+ko) ====

@@ -244,7 +244,6 @@
 		flags |= MAP_ANON;
 		pos = 0;
 	}
-	/* XXX: MAP_RENAME, MAP_NORESERVE */
 	if ((flags & ~(MAP_SHARED | MAP_PRIVATE | MAP_FIXED | MAP_HASSEMAPHORE |
 	    MAP_STACK | MAP_NOSYNC | MAP_ANON | MAP_EXCL | MAP_NOCORE |
 	    MAP_PREFAULT_READ |