Re: [PATCH v5 1/6] system/physmem: handle hugetlb correctly in qemu_ram_remap()

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On 10.01.25 22:14, “William Roche wrote:
From: William Roche <william.roche@xxxxxxxxxx>

The list of hwpoison pages used to remap the memory on reset
is based on the backend real page size. When dealing with
hugepages, we create a single entry for the entire page.

To correctly handle hugetlb, we must mmap(MAP_FIXED) a complete
hugetlb page; hugetlb pages cannot be partially mapped.

Co-developed-by: David Hildenbrand <david@xxxxxxxxxx>
Signed-off-by: William Roche <william.roche@xxxxxxxxxx>
---

See my comments to v4 version and my patch proposal.

--
Cheers,

David / dhildenb





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