Re: [PATCH V14] mm/debug: Add tests validating architecture page table helpers

2020-03-03 Thread Christophe Leroy
Le 04/03/2020 à 02:39, Qian Cai a écrit : Below is slightly modified version of your change above and should still prevent the bug on powerpc. Will it be possible for you to re-test this ? Once confirmed, will send a patch enabling this test on powerpc64 keeping your authorship. Thank you.

Re: [RFC 1/3] mm/vma: Define a default value for VM_DATA_DEFAULT_FLAGS

2020-03-03 Thread Anshuman Khandual
On 03/03/2020 10:55 PM, Vlastimil Babka wrote: > On 3/2/20 7:47 AM, Anshuman Khandual wrote: >> There are many platforms with exact same value for VM_DATA_DEFAULT_FLAGS >> This creates a default value for VM_DATA_DEFAULT_FLAGS in line with the >> existing VM_STACK_DEFAULT_FLAGS. While here,

Re: [PATCH V14] mm/debug: Add tests validating architecture page table helpers

2020-03-03 Thread Qian Cai
60.419009][C8] softirqs last disabled at (2896753): [] irq_exit+0x16c/0x1d0 [ 60.419024][C8] CPU: 8 PID: 1 Comm: swapper/0 Not tainted 5.6.0-rc4-next- 20200303+ #7 [ 60.419055][C8] NIP: c103dc14 LR: c103db0c CTR: [ 60.419076][C8] REGS: c0003

Re: [RFC 1/3] mm/vma: Define a default value for VM_DATA_DEFAULT_FLAGS

2020-03-03 Thread Vlastimil Babka
On 3/2/20 7:47 AM, Anshuman Khandual wrote: > There are many platforms with exact same value for VM_DATA_DEFAULT_FLAGS > This creates a default value for VM_DATA_DEFAULT_FLAGS in line with the > existing VM_STACK_DEFAULT_FLAGS. While here, also define some more macros > with standard VMA access