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authorRobert Morris <[email protected]>2020-08-13 08:46:28 -0400
committerFrans Kaashoek <[email protected]>2020-08-17 08:18:23 -0400
commita8dd44cf595bb691ec21a16e01eaaf9b527a05ca (patch)
treefabdb792d33f9de29c3963913258cb24bb4366dc /kernel/proc.c
parente283514ad038b7a14f58413e809c7a74766b738e (diff)
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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);
}