2016-06-21 21:32 GMT+03:00 Rik van Riel :
> On Tue, 2016-06-21 at 10:13 -0700, Kees Cook wrote:
>> On Tue, Jun 21, 2016 at 9:59 AM, Andy Lutomirski > > wrote:
>> >
>> > I'm tempted to explicitly disallow VM_NO_GUARD in the vmalloc
>> > range.
>> > It has no in-tree users for non-fixed addresses rig
On Tuesday, June 21, 2016 2:32:28 PM CEST Rik van Riel wrote:
> On Tue, 2016-06-21 at 10:13 -0700, Kees Cook wrote:
> > On Tue, Jun 21, 2016 at 9:59 AM, Andy Lutomirski > > wrote:
> > >
> > > I'm tempted to explicitly disallow VM_NO_GUARD in the vmalloc
> > > range.
> > > It has no in-tree users
On Tue, Jun 21, 2016 at 12:44 PM, Arnd Bergmann wrote:
> On Tuesday, June 21, 2016 2:32:28 PM CEST Rik van Riel wrote:
>> On Tue, 2016-06-21 at 10:13 -0700, Kees Cook wrote:
>> > On Tue, Jun 21, 2016 at 9:59 AM, Andy Lutomirski > > > wrote:
>> > >
>> > > I'm tempted to explicitly disallow VM_NO_GU
On Tue, 2016-06-21 at 10:13 -0700, Kees Cook wrote:
> On Tue, Jun 21, 2016 at 9:59 AM, Andy Lutomirski > wrote:
> >
> > I'm tempted to explicitly disallow VM_NO_GUARD in the vmalloc
> > range.
> > It has no in-tree users for non-fixed addresses right now.
> What about the lack of pre-range guard
On Tue, Jun 21, 2016 at 10:13 AM, Kees Cook wrote:
> On Tue, Jun 21, 2016 at 9:59 AM, Andy Lutomirski wrote:
>> On Tue, Jun 21, 2016 at 12:30 AM, Jann Horn wrote:
>>> On Tue, Jun 21, 2016 at 1:43 AM, Andy Lutomirski wrote:
If CONFIG_VMAP_STACK is selected, kernel stacks are allocated with
On Tue, Jun 21, 2016 at 9:59 AM, Andy Lutomirski wrote:
> On Tue, Jun 21, 2016 at 12:30 AM, Jann Horn wrote:
>> On Tue, Jun 21, 2016 at 1:43 AM, Andy Lutomirski wrote:
>>> If CONFIG_VMAP_STACK is selected, kernel stacks are allocated with
>>> vmalloc_node.
>> [...]
>>> static struct thread_info
On Tue, Jun 21, 2016 at 12:30 AM, Jann Horn wrote:
> On Tue, Jun 21, 2016 at 1:43 AM, Andy Lutomirski wrote:
>> If CONFIG_VMAP_STACK is selected, kernel stacks are allocated with
>> vmalloc_node.
> [...]
>> static struct thread_info *alloc_thread_info_node(struct task_struct *tsk,
>>
On Tue, Jun 21, 2016 at 1:43 AM, Andy Lutomirski wrote:
> If CONFIG_VMAP_STACK is selected, kernel stacks are allocated with
> vmalloc_node.
[...]
> static struct thread_info *alloc_thread_info_node(struct task_struct *tsk,
> int node)
> {
> +#if
If CONFIG_VMAP_STACK is selected, kernel stacks are allocated with
vmalloc_node.
Signed-off-by: Andy Lutomirski
---
arch/Kconfig| 29 +
arch/ia64/include/asm/thread_info.h | 2 +-
include/linux/sched.h | 15 +++
kernel/fork.c
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