summaryrefslogtreecommitdiff
path: root/kernel/proc.c
diff options
context:
space:
mode:
authorRobert Morris <[email protected]>2020-08-13 08:46:28 -0400
committerRobert Morris <[email protected]>2020-08-13 08:46:28 -0400
commit70c6fe861e64195032083a9fd59a81bd113d1b0b (patch)
treefabdb792d33f9de29c3963913258cb24bb4366dc /kernel/proc.c
parente1a2cd59faf0cf7a3b315cefff11d68b68ec54a7 (diff)
downloadxv6-labs-70c6fe861e64195032083a9fd59a81bd113d1b0b.tar.gz
xv6-labs-70c6fe861e64195032083a9fd59a81bd113d1b0b.tar.bz2
xv6-labs-70c6fe861e64195032083a9fd59a81bd113d1b0b.zip
modify uvmunmap() to be in aligned pages
fix a bug in fork() recovering from out of memory
Diffstat (limited to 'kernel/proc.c')
-rw-r--r--kernel/proc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/proc.c b/kernel/proc.c
index 417e30a..1774add 100644
--- a/kernel/proc.c
+++ b/kernel/proc.c
@@ -175,8 +175,8 @@ proc_pagetable(struct proc *p)
void
proc_freepagetable(pagetable_t pagetable, uint64 sz)
{
- uvmunmap(pagetable, TRAMPOLINE, PGSIZE, 0);
- uvmunmap(pagetable, TRAPFRAME, PGSIZE, 0);
+ uvmunmap(pagetable, TRAMPOLINE, 1, 0);
+ uvmunmap(pagetable, TRAPFRAME, 1, 0);
uvmfree(pagetable, sz);
}