PERFORCE change 74277 for review

[John Baldwin]

http://perforce.freebsd.org/chv.cgi?CH=74277

Change 74277 by jhb at jhb_slimer on 2005/04/01 16:00:01

	Update.

Affected files ...

.. //depot/projects/smpng/sys/notes#32 edit

Differences ...

==== //depot/projects/smpng/sys/notes#32 (text+ko) ====

@@ -19,32 +19,31 @@
   more realistic since they call functions.  However, these clobber updates
   need to be verified against the actual pc98 code.
   - Untested
-  - Oops, '+' is invalid for memory operands it turns out, so revisit the
+  + Oops, '+' is invalid for memory operands it turns out, so revisit the
     whole tree to really fix this.  Also, fixup atomic ops so that they
     treat the memory pointed to as an output and don't all clobber "memory",
     instead, just acquire variants clobber "memory".
-    + alpha
-    + amd64
+  - Put off the relaxing of memory clobbers to just acquire variants until
+    later
+    - alpha
+    - amd64
       - why clobber memory in disable_intr()?
       - eventually we should not clobber all memory for bus_space, but just
         the memory we actually touch
-    + arm
+    - arm
       - needs real acq variants to get "memory" clobber
-    + boot
-    + contrib
-    + dev
+    - dev
       - drm clobbers memory for write barriers
       - drm and sym should use bus_space for barriers
     - gnu
       - contrib code
-    + ia64
-    + i386
+    - ia64
+    - i386
       - why clobber memory in disable_intr()?
-    + pc98
-    + pci
-    + powerpc
+    - pc98
+    - powerpc
       - not sure powerpc_mb() should clobber memory
-    + sparc64
+    - sparc64
     - sys
 - Fixup td_ucred of thread doing execve() to re-sync with process ucred
   after single threading during an exec.