On Tue, Mar 1, 2022 at 12:45 AM Miaohe Lin <linmiaohe@xxxxxxxxxx> wrote: > > On 2022/3/1 7:57, Yang Shi wrote: > > MMF_VM_HUGEPAGE is set as long as the mm is available for khugepaged by > > khugepaged_enter(), not only when VM_HUGEPAGE is set on vma. Correct > > the comment to avoid confusion. > > > > Signed-off-by: Yang Shi <shy828301@xxxxxxxxx> > > --- > > include/linux/sched/coredump.h | 3 ++- > > 1 file changed, 2 insertions(+), 1 deletion(-) > > > > diff --git a/include/linux/sched/coredump.h b/include/linux/sched/coredump.h > > index 4d9e3a656875..4d0a5be28b70 100644 > > --- a/include/linux/sched/coredump.h > > +++ b/include/linux/sched/coredump.h > > @@ -57,7 +57,8 @@ static inline int get_dumpable(struct mm_struct *mm) > > #endif > > /* leave room for more dump flags */ > > #define MMF_VM_MERGEABLE 16 /* KSM may merge identical pages */ > > -#define MMF_VM_HUGEPAGE 17 /* set when VM_HUGEPAGE is set on vma */ > > +#define MMF_VM_HUGEPAGE 17 /* set when mm is available for > > + khugepaged */ > > I think this comment could be written in one line. Anyway, this patch looks good to me. > Thanks. Yes, as long as we don't care about the 80 characters limit. I know the limit was bumped to 100 by checkpatch, but I have seen 80 was still preferred by a lot of people. > > Reviewed-by: Miaohe Lin <linmiaohe@xxxxxxxxxx> Thanks. > > > /* > > * This one-shot flag is dropped due to necessity of changing exe once again > > * on NFS restore > > >