On Wed, Dec 13, 2017 at 02:35:16PM +0100, Daniel Vetter wrote:
> On Wed, Dec 13, 2017 at 01:05:49PM +, Chris Wilson wrote:
> > Quoting Daniel Vetter (2017-12-13 12:49:36)
> > > diff --git a/drivers/gpu/drm/drm_mode_config.c
> > > b/drivers/gpu/drm/drm_mode_config.c
> > > index 6ffe952142e6..76
On Wed, Dec 13, 2017 at 01:05:49PM +, Chris Wilson wrote:
> Quoting Daniel Vetter (2017-12-13 12:49:36)
> > PROBE_DEFER also uses system_wq to reprobe drivers, which means when
> > that again fails, and we try to flush the overall system_wq (to get
> > all the delayed connectore cleanup work_st
Quoting Daniel Vetter (2017-12-13 12:49:36)
> PROBE_DEFER also uses system_wq to reprobe drivers, which means when
> that again fails, and we try to flush the overall system_wq (to get
> all the delayed connectore cleanup work_struct completed), we
> deadlock.
>
> Fix this by using just a single c
Hi Daniel,
On 2017-12-13 13:49, Daniel Vetter wrote:
PROBE_DEFER also uses system_wq to reprobe drivers, which means when
that again fails, and we try to flush the overall system_wq (to get
all the delayed connectore cleanup work_struct completed), we
deadlock.
Fix this by using just a single c
PROBE_DEFER also uses system_wq to reprobe drivers, which means when
that again fails, and we try to flush the overall system_wq (to get
all the delayed connectore cleanup work_struct completed), we
deadlock.
Fix this by using just a single cleanup work, so that we can only
flush that one and don'
Hi Daniel,
On 2017-12-13 11:45, Daniel Vetter wrote:
PROBE_DEFER also uses system_wq to reprobe drivers, which means when
that again fails, and we try to flush the overall system_wq (to get
all the delayed connectore cleanup work_struct completed), we
deadlock.
Fix this by using just a single c
Quoting Daniel Vetter (2017-12-13 10:45:53)
> PROBE_DEFER also uses system_wq to reprobe drivers, which means when
> that again fails, and we try to flush the overall system_wq (to get
> all the delayed connectore cleanup work_struct completed), we
> deadlock.
>
> Fix this by using just a single c
PROBE_DEFER also uses system_wq to reprobe drivers, which means when
that again fails, and we try to flush the overall system_wq (to get
all the delayed connectore cleanup work_struct completed), we
deadlock.
Fix this by using just a single cleanup work, so that we can only
flush that one and don'
