On Tue, Nov 26, 2024 at 8:22 PM Matthew Wilcox <willy@xxxxxxxxxxxxx> wrote: > > On Tue, Nov 26, 2024 at 06:57:20PM -0800, Yuanchu Xie wrote: > > diff --git a/mm/internal.h b/mm/internal.h > > index 64c2eb0b160e..bbd3c1501bac 100644 > > --- a/mm/internal.h > > +++ b/mm/internal.h > > @@ -470,9 +470,14 @@ extern unsigned long highest_memmap_pfn; > > /* > > * in mm/vmscan.c: > > */ > > +struct scan_control; > > +bool isolate_lru_page(struct page *page); > > Is this a mismerge? It doesn't exist any more. Yes this is a mismerge. I'll fix it in the next version.