| Message ID | 20200507082124.1673-3-chris@chris-wilson.co.uk (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [1/3] drm/i915: Mark concurrent submissions with a weak-dependency | expand |
On 07/05/2020 09:21, Chris Wilson wrote: > Clients may use a submit-fence as bidirectional bond between two or more > co-operating requests, and so if we bump the priority of one, we wish to > bump the priority of the set. > > Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> > Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com> > --- > drivers/gpu/drm/i915/i915_scheduler.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/drivers/gpu/drm/i915/i915_scheduler.c b/drivers/gpu/drm/i915/i915_scheduler.c > index 6e2d4190099f..7194fbfcaa49 100644 > --- a/drivers/gpu/drm/i915/i915_scheduler.c > +++ b/drivers/gpu/drm/i915/i915_scheduler.c > @@ -291,6 +291,12 @@ static void __i915_schedule(struct i915_sched_node *node, > if (prio > READ_ONCE(p->signaler->attr.priority)) > list_move_tail(&p->dfs_link, &dfs); > } > + > + list_for_each_entry(p, &node->waiters_list, wait_link) { > + if (p->flags & I915_DEPENDENCY_WEAK && > + prio > READ_ONCE(p->waiter->attr.priority)) > + list_move_tail(&p->dfs_link, &dfs); > + } > } > > /* > Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Regards, Tvrtko
diff --git a/drivers/gpu/drm/i915/i915_scheduler.c b/drivers/gpu/drm/i915/i915_scheduler.c index 6e2d4190099f..7194fbfcaa49 100644 --- a/drivers/gpu/drm/i915/i915_scheduler.c +++ b/drivers/gpu/drm/i915/i915_scheduler.c @@ -291,6 +291,12 @@ static void __i915_schedule(struct i915_sched_node *node, if (prio > READ_ONCE(p->signaler->attr.priority)) list_move_tail(&p->dfs_link, &dfs); } + + list_for_each_entry(p, &node->waiters_list, wait_link) { + if (p->flags & I915_DEPENDENCY_WEAK && + prio > READ_ONCE(p->waiter->attr.priority)) + list_move_tail(&p->dfs_link, &dfs); + } } /*
Clients may use a submit-fence as bidirectional bond between two or more co-operating requests, and so if we bump the priority of one, we wish to bump the priority of the set. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com> --- drivers/gpu/drm/i915/i915_scheduler.c | 6 ++++++ 1 file changed, 6 insertions(+)