Re: [PATCH] s390/mm: fix pud table accounting

2017-11-03 Thread Kirill A. Shutemov
On Fri, Nov 03, 2017 at 09:05:51AM +, Heiko Carstens wrote: > With "mm: account pud page tables" and "mm: consolidate page table > accounting" pud page table accounting was introduced which now results > in tons of warnings like this one on s390: > > BUG: non-zero pgtables_bytes on freeing

Re: [PATCH] s390/mm: fix pud table accounting

2017-11-03 Thread Kirill A. Shutemov
On Fri, Nov 03, 2017 at 09:05:51AM +, Heiko Carstens wrote: > With "mm: account pud page tables" and "mm: consolidate page table > accounting" pud page table accounting was introduced which now results > in tons of warnings like this one on s390: > > BUG: non-zero pgtables_bytes on freeing

Re: [PATCH] s390/mm: fix pud table accounting

2017-11-03 Thread Michal Hocko
On Fri 03-11-17 10:05:51, Heiko Carstens wrote: > With "mm: account pud page tables" and "mm: consolidate page table > accounting" pud page table accounting was introduced which now results > in tons of warnings like this one on s390: > > BUG: non-zero pgtables_bytes on freeing mm: -16384 > >

Re: [PATCH] s390/mm: fix pud table accounting

2017-11-03 Thread Michal Hocko
On Fri 03-11-17 10:05:51, Heiko Carstens wrote: > With "mm: account pud page tables" and "mm: consolidate page table > accounting" pud page table accounting was introduced which now results > in tons of warnings like this one on s390: > > BUG: non-zero pgtables_bytes on freeing mm: -16384 > >

[PATCH] s390/mm: fix pud table accounting

2017-11-03 Thread Heiko Carstens
With "mm: account pud page tables" and "mm: consolidate page table accounting" pud page table accounting was introduced which now results in tons of warnings like this one on s390: BUG: non-zero pgtables_bytes on freeing mm: -16384 Reason for this are our run-time folded page tables: by default

[PATCH] s390/mm: fix pud table accounting

2017-11-03 Thread Heiko Carstens
With "mm: account pud page tables" and "mm: consolidate page table accounting" pud page table accounting was introduced which now results in tons of warnings like this one on s390: BUG: non-zero pgtables_bytes on freeing mm: -16384 Reason for this are our run-time folded page tables: by default