Re: [PATCH v7 25/27] mm/mmap: Add Shadow stack pages to memory accounting

2019-06-11 Thread Yu-cheng Yu
On Tue, 2019-06-11 at 10:55 -0700, Dave Hansen wrote: > On 6/6/19 1:06 PM, Yu-cheng Yu wrote: > > --- a/mm/mmap.c > > +++ b/mm/mmap.c > > @@ -1703,6 +1703,9 @@ static inline int accountable_mapping(struct file > > *file, vm_flags_t vm_flags) > > if (file && is_file_hugepages(file)) > >

Re: [PATCH v7 25/27] mm/mmap: Add Shadow stack pages to memory accounting

2019-06-11 Thread Dave Hansen
On 6/6/19 1:06 PM, Yu-cheng Yu wrote: > --- a/mm/mmap.c > +++ b/mm/mmap.c > @@ -1703,6 +1703,9 @@ static inline int accountable_mapping(struct file > *file, vm_flags_t vm_flags) > if (file && is_file_hugepages(file)) > return 0; > > + if (arch_copy_pte_mapping(vm_flags))

[PATCH v7 25/27] mm/mmap: Add Shadow stack pages to memory accounting

2019-06-06 Thread Yu-cheng Yu
Add shadow stack pages to memory accounting. Signed-off-by: Yu-cheng Yu --- mm/mmap.c | 5 + 1 file changed, 5 insertions(+) diff --git a/mm/mmap.c b/mm/mmap.c index b1a921c0de63..3b643ace2c49 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -1703,6 +1703,9 @@ static inline int accountable_mapping