Re: linux-next: Tree for May 4 --> mm: free_area_init: allow defining max_zone_pfn in descending order does increase memory use

2020-05-05 Thread Christian Borntraeger
On 04.05.20 23:08, Stephen Rothwell wrote: > Hi Mike, > > On Mon, 4 May 2020 18:44:10 +0300 Mike Rapoport wrote: >> >> Ho Christian, >> >> On Mon, May 04, 2020 at 04:50:06PM +0200, Christian Borntraeger wrote: >>> Mike, >>> commit 51a2f644fd020d5f090044825c388444d11029d ("mm: free_area_init:

Re: linux-next: Tree for May 4 --> mm: free_area_init: allow defining max_zone_pfn in descending order does increase memory use

2020-05-04 Thread Stephen Rothwell
Hi Mike, On Mon, 4 May 2020 18:44:10 +0300 Mike Rapoport wrote: > > Ho Christian, > > On Mon, May 04, 2020 at 04:50:06PM +0200, Christian Borntraeger wrote: > > Mike, > > commit 51a2f644fd020d5f090044825c388444d11029d ("mm: free_area_init: allow > > defining max_zone_pfn in descending order")

Re: linux-next: Tree for May 4 --> mm: free_area_init: allow defining max_zone_pfn in descending order does increase memory use

2020-05-04 Thread Mike Rapoport
Ho Christian, On Mon, May 04, 2020 at 04:50:06PM +0200, Christian Borntraeger wrote: > Mike, > commit 51a2f644fd020d5f090044825c388444d11029d ("mm: free_area_init: allow > defining max_zone_pfn in descending order") > does increase the memory use on s390 (e.g. 700 MB vs.1.8 GB). > > Something

Re: linux-next: Tree for May 4 --> mm: free_area_init: allow defining max_zone_pfn in descending order does increase memory use

2020-05-04 Thread Christian Borntraeger
Mike, commit 51a2f644fd020d5f090044825c388444d11029d ("mm: free_area_init: allow defining max_zone_pfn in descending order") does increase the memory use on s390 (e.g. 700 MB vs.1.8 GB). Something is odd in this patch. Any idea?