Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | From | Ricardo Neri <> | Subject | [PATCH v4 03/24] sched/core: Initialize the IPC class of a new task | Date | Mon, 12 Jun 2023 21:24:01 -0700 |
| |
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: Perry Yuan <Perry.Yuan@amd.com> 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: Zhao Liu <zhao1.liu@linux.intel.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 v3: * None
Changes since v2: * None
Changes since v1: * None --- kernel/sched/core.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index d9a04faa48a1..77b769c23186 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -4500,6 +4500,9 @@ 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 -- 2.25.1
| ![\](/images/icornerr.gif) |