On Tue, Feb 20, 2018 at 02:08:26PM +0100, Christian König wrote:
> Am 20.02.2018 um 13:35 schrieb Peter Zijlstra:
> > > +static inline bool ww_mutex_is_owned_by(struct ww_mutex *lock,
> > > + struct task_struct *task,
> > > + struct ww
This really should've been Cc'ed to me.
On Thu, Feb 15, 2018 at 03:19:42PM +0100, Christian König wrote:
> diff --git a/include/linux/ww_mutex.h b/include/linux/ww_mutex.h
> index 39fda195bf78..dd580db289e8 100644
> --- a/include/linux/ww_mutex.h
> +++ b/include/linux/ww_mutex.h
> @@ -358,4 +358,
Am 20.02.2018 um 13:35 schrieb Peter Zijlstra:
This really should've been Cc'ed to me.
On Thu, Feb 15, 2018 at 03:19:42PM +0100, Christian König wrote:
diff --git a/include/linux/ww_mutex.h b/include/linux/ww_mutex.h
index 39fda195bf78..dd580db289e8 100644
--- a/include/linux/ww_mutex.h
+++ b/i
Am 20.02.2018 um 12:33 schrieb Daniel Vetter:
[SNIP]
Ah, so the ttm_ctx I've spotted was something entirely different and
doesn't contain the ww_acquire_ctx (I didn't check)? I'd assume you have
the same ctx passed around to everything in ttm, but if that doesn't exist
then we can indeed not anno
On Tue, Feb 20, 2018 at 10:43:48AM +0100, Christian König wrote:
> Am 19.02.2018 um 17:43 schrieb Daniel Vetter:
> > On Mon, Feb 19, 2018 at 05:29:46PM +0100, Christian König wrote:
> > > [SNIP]
> > > Well that is not a problem at all. See we don't nest trylock with normal
> > > lock acquiring, cau
Am 19.02.2018 um 17:43 schrieb Daniel Vetter:
On Mon, Feb 19, 2018 at 05:29:46PM +0100, Christian König wrote:
[SNIP]
Well that is not a problem at all. See we don't nest trylock with normal
lock acquiring, cause that would indeed bypass the whole deadlock detection.
Instead we first use ww_mut
On Mon, Feb 19, 2018 at 05:29:46PM +0100, Christian König wrote:
> Am 19.02.2018 um 17:15 schrieb Daniel Vetter:
> > On Mon, Feb 19, 2018 at 04:41:55PM +0100, Christian König wrote:
> > > Am 19.02.2018 um 16:24 schrieb Daniel Vetter:
> > > > On Thu, Feb 15, 2018 at 03:19:42PM +0100, Christian König
Am 19.02.2018 um 17:15 schrieb Daniel Vetter:
On Mon, Feb 19, 2018 at 04:41:55PM +0100, Christian König wrote:
Am 19.02.2018 um 16:24 schrieb Daniel Vetter:
On Thu, Feb 15, 2018 at 03:19:42PM +0100, Christian König wrote:
amdgpu needs to verify if userspace sends us valid addresses and the sim
On Mon, Feb 19, 2018 at 04:41:55PM +0100, Christian König wrote:
> Am 19.02.2018 um 16:24 schrieb Daniel Vetter:
> > On Thu, Feb 15, 2018 at 03:19:42PM +0100, Christian König wrote:
> > > amdgpu needs to verify if userspace sends us valid addresses and the
> > > simplest
> > > way of doing this is
Am 19.02.2018 um 16:24 schrieb Daniel Vetter:
On Thu, Feb 15, 2018 at 03:19:42PM +0100, Christian König wrote:
amdgpu needs to verify if userspace sends us valid addresses and the simplest
way of doing this is to check if the buffer object is locked with the ticket
of the current submission.
Cl
On Thu, Feb 15, 2018 at 03:19:42PM +0100, Christian König wrote:
> amdgpu needs to verify if userspace sends us valid addresses and the simplest
> way of doing this is to check if the buffer object is locked with the ticket
> of the current submission.
>
> Clean up the access to the ww_mutex inter
On Thu, Feb 15, 2018 at 9:19 AM, Christian König
wrote:
> amdgpu needs to verify if userspace sends us valid addresses and the simplest
> way of doing this is to check if the buffer object is locked with the ticket
> of the current submission.
>
> Clean up the access to the ww_mutex internals by p
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