PERFORCE change 81185 for review

[John Baldwin]

http://perforce.freebsd.org/chv.cgi?CH=81185

Change 81185 by jhb at jhb_slimer on 2005/07/29 19:42:53

	Update.

Affected files ...

.. //depot/projects/smpng/sys/notes#50 edit

Differences ...

==== //depot/projects/smpng/sys/notes#50 (text+ko) ====

@@ -22,7 +22,8 @@
       - eventually we should not clobber all memory for bus_space, but just
         the memory we actually touch
     - arm
-      - needs real acq variants to get "memory" clobber
+      - needs real acq variants to get "memory" clobber, then __swp() can stop
+        clobbering "memory"
     - dev
       - drm clobbers memory for write barriers
       - drm and sym should use bus_space for barriers
@@ -37,11 +38,6 @@
     - sparc64
     - sys
   + start over saving current state in the ktrace branch so I can break this up
-  - change sparc64 and arm to treat memory modified in _swp and casa as
-    input and output
-    - implement
-    - test
-    - commit
   - stop using '+' with "m" arguments
     - implement
     - test