On Fri, Oct 9, 2020 at 3:22 AM Johannes Berg wrote:
>
> On Fri, 2020-10-09 at 19:15 +0900, Taehee Yoo wrote:
> >
> > Okay, as you mentioned earlier in 001/117 patch thread,
> > I will squash patches into per-driver/subsystem then send them as v2.
>
> Give me a bit. I think I figured out a less int
On Fri, 2020-10-09 at 19:15 +0900, Taehee Yoo wrote:
>
> Okay, as you mentioned earlier in 001/117 patch thread,
> I will squash patches into per-driver/subsystem then send them as v2.
Give me a bit. I think I figured out a less intrusive way that at least
means we don't have to do it if the fops
On Fri, 9 Oct 2020 at 16:45, Johannes Berg wrote:
>
Hi Johannes,
Thank you for the review!
> On Fri, 2020-10-09 at 07:09 +0200, Nicolai Stange wrote:
> > Johannes Berg writes:
> >
> > > On Thu, 2020-10-08 at 15:59 +, David Laight wrote:
> > > > From: Taehee Yoo
> > > > > Sent: 08 October 20
On Fri, 9 Oct 2020 at 14:39, Nicolai Stange wrote:
>
Hi Nicolai,
Thank you for the review!
> Taehee Yoo writes:
>
> > On Fri, 9 Oct 2020 at 01:14, Johannes Berg
> > wrote:
> > On Thu, 2020-10-08 at 15:59 +, David Laight wrote:
> >
> >> From: Taehee Yoo
> >> > Sent: 08 October 2020 16:49
>
On Fri, 2020-10-09 at 07:09 +0200, Nicolai Stange wrote:
> Johannes Berg writes:
>
> > On Thu, 2020-10-08 at 15:59 +, David Laight wrote:
> > > From: Taehee Yoo
> > > > Sent: 08 October 2020 16:49
> > > >
> > > > When debugfs file is opened, its module should not be removed until
> > > > it'
Taehee Yoo writes:
> On Fri, 9 Oct 2020 at 01:14, Johannes Berg wrote:
> On Thu, 2020-10-08 at 15:59 +, David Laight wrote:
>
>> From: Taehee Yoo
>> > Sent: 08 October 2020 16:49
>> >
>> > When debugfs file is opened, its module should not be removed until
>> > it's closed.
>> > Because debu
Johannes Berg writes:
> On Thu, 2020-10-08 at 15:59 +, David Laight wrote:
>> From: Taehee Yoo
>> > Sent: 08 October 2020 16:49
>> >
>> > When debugfs file is opened, its module should not be removed until
>> > it's closed.
>> > Because debugfs internally uses the module's data.
>> > So, it
On Fri, 9 Oct 2020 at 01:14, Johannes Berg wrote:
On Thu, 2020-10-08 at 15:59 +, David Laight wrote:
Hi Johannes and David,
Thank you for the review!
> From: Taehee Yoo
> > Sent: 08 October 2020 16:49
> >
> > When debugfs file is opened, its module should not be removed until
> > it's closed
On Thu, 2020-10-08 at 15:59 +, David Laight wrote:
> From: Taehee Yoo
> > Sent: 08 October 2020 16:49
> >
> > When debugfs file is opened, its module should not be removed until
> > it's closed.
> > Because debugfs internally uses the module's data.
> > So, it could access freed memory.
> >
>
From: Taehee Yoo
> Sent: 08 October 2020 16:49
>
> When debugfs file is opened, its module should not be removed until
> it's closed.
> Because debugfs internally uses the module's data.
> So, it could access freed memory.
>
> In order to avoid panic, it just sets .owner to THIS_MODULE.
> So that
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