Re: [External] Re: [PATCH] mm/page_isolation: do not isolate the max order page

2020-12-03 Thread Vlastimil Babka
On 12/3/20 3:43 AM, Muchun Song wrote: > On Thu, Dec 3, 2020 at 8:03 AM Vlastimil Babka wrote: >> >> On 12/2/20 1:21 PM, Muchun Song wrote: >> > The max order page has no buddy page and never merge to other order. >> > So isolating and then freeing it is pointless. >> > >> > Signed-off-by: Muchun

Re: [External] Re: [PATCH] mm/page_isolation: do not isolate the max order page

2020-12-02 Thread Muchun Song
On Thu, Dec 3, 2020 at 8:03 AM Vlastimil Babka wrote: > > On 12/2/20 1:21 PM, Muchun Song wrote: > > The max order page has no buddy page and never merge to other order. > > So isolating and then freeing it is pointless. > > > > Signed-off-by: Muchun Song > > Acked-by: Vlastimil Babka > > > ---