diff mbox series

[v3,03/24] sched/core: Initialize the IPC class of a new task

Message ID 20230207051105.11575-4-ricardo.neri-calderon@linux.intel.com (mailing list archive)
State Handled Elsewhere, archived
Headers show
Series sched: Introduce classes of tasks for load balance | expand

Commit Message

Ricardo Neri Feb. 7, 2023, 5:10 a.m. UTC 
New tasks shall start life as unclassified. They will be classified by
hardware when they run.

Cc: Ben Segall <bsegall@google.com>
Cc: Daniel Bristot de Oliveira <bristot@redhat.com>
Cc: Dietmar Eggemann <dietmar.eggemann@arm.com>
Cc: Ionela Voinescu <ionela.voinescu@arm.com>
Cc: Joel Fernandes (Google) <joel@joelfernandes.org>
Cc: Len Brown <len.brown@intel.com>
Cc: Lukasz Luba <lukasz.luba@arm.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Cc: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Tim C. Chen <tim.c.chen@intel.com>
Cc: Valentin Schneider <vschneid@redhat.com>
Cc: x86@kernel.org
Cc: linux-pm@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ricardo Neri <ricardo.neri-calderon@linux.intel.com>
---
Changes since v2:
 * None

Changes since v1:
 * None
---
 kernel/sched/core.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 4580fe3e1d0c..ed1549d28090 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -4428,6 +4428,9 @@  static void __sched_fork(unsigned long clone_flags, struct task_struct *p)
 	p->se.prev_sum_exec_runtime	= 0;
 	p->se.nr_migrations		= 0;
 	p->se.vruntime			= 0;
+#ifdef CONFIG_IPC_CLASSES
+	p->ipcc				= IPC_CLASS_UNCLASSIFIED;
+#endif
 	INIT_LIST_HEAD(&p->se.group_node);
 
 #ifdef CONFIG_FAIR_GROUP_SCHED