assorted fixes:

 * rename c/cp to cpu/proc
 * rename cpu.context to cpu.scheduler
 * fix some comments
 * formatting for printout

1 files changed, 2 insertions, 2 deletions

diff --git a/pipe.c b/pipe.c
index 29c01b2..4a1857c 100644
--- a/pipe.c
+++ b/pipe.c
@@ -82,7 +82,7 @@ pipewrite(struct pipe *p, char *addr, int n)
   acquire(&p->lock);
   for(i = 0; i < n; i++){
     while(p->nwrite == p->nread + PIPESIZE) {  //DOC: pipewrite-full
-      if(p->readopen == 0 || cp->killed){
+      if(p->readopen == 0 || proc->killed){
         release(&p->lock);
         return -1;
       }
@@ -103,7 +103,7 @@ piperead(struct pipe *p, char *addr, int n)
 
   acquire(&p->lock);
   while(p->nread == p->nwrite && p->writeopen){  //DOC: pipe-empty
-    if(cp->killed){
+    if(proc->killed){
       release(&p->lock);
       return -1;
     }