X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=TODO;h=9825200fed911631d245c7fa0048ee61476789fb;hb=dd07a992c428c400a35f132a418b2b4bb2301e6a;hp=1046007979e643ade131f8c1b5576036d392c7eb;hpb=dc17c571d79b596194b88c50d5113e4a1b2f2238;p=pintos-anon

diff --git a/TODO b/TODO
index 1046007..9825200 100644
--- a/TODO
+++ b/TODO
@@ -4,6 +4,9 @@
 
 * We need better example programs.
 
+  - Need an mmap example program as a replacement for the crappy mmap FAQ
+    question.
+
 * Threads:
 
   - join-invalid doesn't compile if tid_t is not scalar type.
@@ -35,6 +38,15 @@
     Alternately we could just remove the synchronization on pid
     selection and check that students fix it.
 
+* VM project:
+
+  - Discuss the perils of mixing dirty bits between kernel and user virtual
+    memory.
+
+  - Sample solution.
+
+  - Update grading/vm to reflect new mmap, munmap forms.
+
 * Filesys project:
 
   - Increase maximum disk size from 8 MB to something that actually
@@ -46,6 +58,12 @@
 
   - Add mkdir and ls example user programs.
 
+  - Add option to disable buffer cache.
+
+  - Get rid of "dump" commands--they're not really useful.
+
+  - Sample solution.
+
 * Documentation:
 
   - Finish writing tour.
@@ -62,10 +80,9 @@
 
     . Low-level x86 stuff, like paged page tables.
 
-    . Other good ideas.
+    . Specifics on how to implement sbrk, malloc.
 
-  - mmap/munmap should use segment IDs like Nachos.  Too hard
-    otherwise.
+    . Other good ideas.
 
   - Add src/testcases/vm, src/testcases/filesys and make it clear to use
     them?