Re: [PATCH v4 00/13] mm/debug_vm_pgtable fixes

2020-09-09 Thread Gerald Schaefer
On Wed, 9 Sep 2020 13:38:25 +0530 Anshuman Khandual wrote: > > > On 09/04/2020 08:56 PM, Gerald Schaefer wrote: > > On Fri, 4 Sep 2020 12:18:05 +0530 > > Anshuman Khandual wrote: > > > >> > >> > >> On 09/02/2020 05:12 PM, Aneesh Kumar K.V wrote: > >>> This patch series includes fixes for debu

Re: [PATCH v4 00/13] mm/debug_vm_pgtable fixes

2020-09-09 Thread Gerald Schaefer
On Wed, 09 Sep 2020 11:38:39 +0530 "Aneesh Kumar K.V" wrote: > Gerald Schaefer writes: > > > On Fri, 4 Sep 2020 18:01:15 +0200 > > Gerald Schaefer wrote: > > > > [...] > >> > >> BTW2, a quick test with this change (so far) made the issues on s390 > >> go away: > >> > >> @@ -1069,7 +1074,7 @@

Re: [PATCH v4 00/13] mm/debug_vm_pgtable fixes

2020-09-09 Thread Gerald Schaefer
On Wed, 9 Sep 2020 13:45:48 +0530 Anshuman Khandual wrote: [...] > > > > That would more match the "pte_t pointer" usage for hugetlb code, > > i.e. just cast a pmd_t pointer to it. Also changed to pmd_aligned, > > but I think the root cause is the pte_t pointer. > > Ideally, the pte_t pointer u

Re: [PATCH v4 00/13] mm/debug_vm_pgtable fixes

2020-09-09 Thread Anshuman Khandual
On 09/04/2020 11:23 PM, Gerald Schaefer wrote: > On Fri, 4 Sep 2020 18:01:15 +0200 > Gerald Schaefer wrote: > >> On Fri, 4 Sep 2020 17:26:47 +0200 >> Gerald Schaefer wrote: >> >>> On Fri, 4 Sep 2020 12:18:05 +0530 >>> Anshuman Khandual wrote: >>> On 09/02/2020 05:12 PM, Aneesh Ku

Re: [PATCH v4 00/13] mm/debug_vm_pgtable fixes

2020-09-09 Thread Anshuman Khandual
On 09/04/2020 09:31 PM, Gerald Schaefer wrote: > On Fri, 4 Sep 2020 17:26:47 +0200 > Gerald Schaefer wrote: > >> On Fri, 4 Sep 2020 12:18:05 +0530 >> Anshuman Khandual wrote: >> >>> >>> >>> On 09/02/2020 05:12 PM, Aneesh Kumar K.V wrote: This patch series includes fixes for debug_vm_pgta

Re: [PATCH v4 00/13] mm/debug_vm_pgtable fixes

2020-09-09 Thread Anshuman Khandual
On 09/04/2020 08:56 PM, Gerald Schaefer wrote: > On Fri, 4 Sep 2020 12:18:05 +0530 > Anshuman Khandual wrote: > >> >> >> On 09/02/2020 05:12 PM, Aneesh Kumar K.V wrote: >>> This patch series includes fixes for debug_vm_pgtable test code so that >>> they follow page table updates rules correctl

Re: [PATCH v4 00/13] mm/debug_vm_pgtable fixes

2020-09-08 Thread Aneesh Kumar K.V
Gerald Schaefer writes: > On Fri, 4 Sep 2020 18:01:15 +0200 > Gerald Schaefer wrote: > > [...] >> >> BTW2, a quick test with this change (so far) made the issues on s390 >> go away: >> >> @@ -1069,7 +1074,7 @@ static int __init debug_vm_pgtable(void) >> spin_unlock(ptl); >> >> #ifnde

Re: [PATCH v4 00/13] mm/debug_vm_pgtable fixes

2020-09-08 Thread Gerald Schaefer
On Fri, 4 Sep 2020 18:01:15 +0200 Gerald Schaefer wrote: [...] > > BTW2, a quick test with this change (so far) made the issues on s390 > go away: > > @@ -1069,7 +1074,7 @@ static int __init debug_vm_pgtable(void) > spin_unlock(ptl); > > #ifndef CONFIG_PPC_BOOK3S_64 > - hugetlb_

Re: [PATCH v4 00/13] mm/debug_vm_pgtable fixes

2020-09-04 Thread Gerald Schaefer
On Fri, 4 Sep 2020 18:01:15 +0200 Gerald Schaefer wrote: > On Fri, 4 Sep 2020 17:26:47 +0200 > Gerald Schaefer wrote: > > > On Fri, 4 Sep 2020 12:18:05 +0530 > > Anshuman Khandual wrote: > > > > > > > > > > > On 09/02/2020 05:12 PM, Aneesh Kumar K.V wrote: > > > > This patch series includes

Re: [PATCH v4 00/13] mm/debug_vm_pgtable fixes

2020-09-04 Thread Gerald Schaefer
On Fri, 4 Sep 2020 17:26:47 +0200 Gerald Schaefer wrote: > On Fri, 4 Sep 2020 12:18:05 +0530 > Anshuman Khandual wrote: > > > > > > > On 09/02/2020 05:12 PM, Aneesh Kumar K.V wrote: > > > This patch series includes fixes for debug_vm_pgtable test code so that > > > they follow page table upda

Re: [PATCH v4 00/13] mm/debug_vm_pgtable fixes

2020-09-04 Thread Gerald Schaefer
On Fri, 4 Sep 2020 12:18:05 +0530 Anshuman Khandual wrote: > > > On 09/02/2020 05:12 PM, Aneesh Kumar K.V wrote: > > This patch series includes fixes for debug_vm_pgtable test code so that > > they follow page table updates rules correctly. The first two patches > > introduce > > changes w.r.t

Re: [PATCH v4 00/13] mm/debug_vm_pgtable fixes

2020-09-03 Thread Anshuman Khandual
On 09/02/2020 05:12 PM, Aneesh Kumar K.V wrote: > This patch series includes fixes for debug_vm_pgtable test code so that > they follow page table updates rules correctly. The first two patches > introduce > changes w.r.t ppc64. The patches are included in this series for > completeness. We ca