PERFORCE change 60155 for review
John Baldwin
jhb at FreeBSD.org
Fri Aug 20 10:28:06 PDT 2004
http://perforce.freebsd.org/chv.cgi?CH=60155
Change 60155 by jhb at jhb_slimer on 2004/08/20 17:28:00
Update todo.
Affected files ...
.. //depot/projects/smpng/sys/notes#17 edit
Differences ...
==== //depot/projects/smpng/sys/notes#17 (text+ko) ====
@@ -3,9 +3,6 @@
- Consolidate linux module version and dependencies into MI location.
- Untested
-- Enable a pmap_emulate_reference check for Alpha under INVARIANTS instead
- of DEBUG. ??
-- Lock Giant at beginning of pcic(4) driver's kthread ??
- Use an explicit IDT handler for the PPro errata 5AP.
- CVS already has a different work around where we disable the local APIC
on these processors. However, the apic(4) code tries to re-enable the
@@ -52,5 +49,10 @@
buys is being able to swi_sched() from a fast handler, but that doesn't
make sense because you can't actually enqueue a task onto its queue from
a fast interrupt context
+- Make ABI wrappers use kern_fcntl() and make them MP safe.
+- "Optimize" atomic_store_rel() on i386 (it actually seems to be slower,
+ go figure)
+- Optimize spin locks on UP such that they don't do atomic operations
+ - Untested
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