On Mon, Oct 21, 2024 at 03:45:31PM +0200, Vlastimil Babka wrote:
[snip]
> > Signed-off-by: Lorenzo Stoakes <[email protected]>
>
> Acked-by: Vlastimil Babka <[email protected]>
Thanks!
>
> A nit below:
>
> > diff --git a/mm/hugetlb.c b/mm/hugetlb.c
> > index 906294ac85dc..50e3f6ed73ac 100644
> > --- a/mm/hugetlb.c
> > +++ b/mm/hugetlb.c
> > @@ -6353,6 +6353,9 @@ vm_fault_t hugetlb_fault(struct mm_struct *mm, struct
> > vm_area_struct *vma,
> > ret = VM_FAULT_HWPOISON_LARGE |
> > VM_FAULT_SET_HINDEX(hstate_index(h));
> > goto out_mutex;
> > + } else if (marker & PTE_MARKER_GUARD) {
> > + ret = VM_FAULT_SIGSEGV;
> > + goto out_mutex;
>
> Given we don't support hugetlb, should we WARN_ON_ONCE() if such unexpected
> marker appears there?
Yes agreed, will add.
[snip]
