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-rw-r--r--mm/memory.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/mm/memory.c b/mm/memory.c
index 02bae2d..44ea411 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2711,6 +2711,12 @@ static int __do_fault(struct mm_struct *mm, struct vm_area_struct *vma,
if (unlikely(ret & (VM_FAULT_ERROR | VM_FAULT_NOPAGE)))
return ret;
+ if (unlikely(PageHWPoison(vmf.page))) {
+ if (ret & VM_FAULT_LOCKED)
+ unlock_page(vmf.page);
+ return VM_FAULT_HWPOISON;
+ }
+
/*
* For consistency in subsequent calls, make the faulted page always
* locked.
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