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authorRobert Morris <[email protected]>2020-08-07 05:32:48 -0400
committerFrans Kaashoek <[email protected]>2020-08-10 11:19:10 -0400
commit7f35d7a14efe56905d340a0e318f01c7c514320d (patch)
treebc1203ec6dc250f6f9671d9881329e5ab22a069a /kernel/proc.c
parent2ae9c8e2722282d9a619c1745d845fb5d862c518 (diff)
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modify each page in usertests countfree()
get rid of static for walk() and freewalk()
Diffstat (limited to 'kernel/proc.c')
-rw-r--r--kernel/proc.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/proc.c b/kernel/proc.c
index f7652f6..cf7f260 100644
--- a/kernel/proc.c
+++ b/kernel/proc.c
@@ -20,6 +20,7 @@ static void wakeup1(struct proc *chan);
extern char trampoline[]; // trampoline.S
+// initialize the proc table at boot time.
void
procinit(void)
{
@@ -145,8 +146,8 @@ freeproc(struct proc *p)
p->state = UNUSED;
}
-// Create a page table for a given process,
-// with no user pages, but with trampoline pages.
+// Create a user page table for a given process,
+// with no user memory, but with trampoline pages.
pagetable_t
proc_pagetable(struct proc *p)
{