Re: [PATCH v3 4/5] fs: hugetlbfs: support poison recover from hugetlbfs_migrate_folio()

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On 5/28/2024 8:41 AM, Luck, Tony wrote:

+	if (unlikely(folio_mc_copy(dst, src))) {
+		folio_ref_unfreeze(src, expected_count);
+		return -EFAULT;

It doesn't look like any code takes action to avoid re-using the poisoned page.

So you survived, hurrah! But left the problem page for some other code to trip over.

Tony,  did you mean that  memory_failure_queue() should be called?  If not, could you elaborate more?

thanks,

-jane


-Tony




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