Re: [PATCH v3 1/5] mm: add folio_mc_copy()

[Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>]

On 2024/5/29 4:13, Jane Chu wrote:
> On 5/28/2024 6:45 AM, Kefeng Wang wrote:
>
> > +int folio_mc_copy(struct folio *dst, struct folio *src)
> > +{
> > +    long nr = folio_nr_pages(src);
> > +    long i = 0;
> > +    int ret = 0;
> > +
> > +    for (;;) {
> > +        if (copy_mc_highpage(folio_page(dst, i), folio_page(src, i))) {
> > +            ret = -EFAULT;
> > +            break;
> > +        }
> Why not be more specific by returning -EHWPOISON ?

Yes, this is better, will update, thanks.

> -jane