Re: [PATCH v2 3/2] sched/deadline: Check bandwidth overflow earlier for hotplug

Dietmar Eggemann
2025-02-24T13:53:24Z

On 21/02/2025 15:45, Dietmar Eggemann wrote:
> On 21/02/2025 12:56, Jon Hunter wrote:
>>
>> On 20/02/2025 15:25, Juri Lelli wrote:
>>> On 20/02/25 11:40, Juri Lelli wrote:
>>>> On 19/02/25 19:14, Dietmar Eggemann wrote:
>
> [...]
>
>> Latest branch is not building for me ...
>>
>>   CC      kernel/time/hrtimer.o
>> In file included from kernel/sched/build_utility.c:88:
>> kernel/sched/topology.c: In function ‘partition_sched_domains’:
>> kernel/sched/topology.c:2817:9: error: implicit declaration of function
>> ‘dl_rebuild_rd_accounting’ [-Werror=implicit-function-declaration]
>>  2817 |         dl_rebuild_rd_accounting();
>>       |         ^~~~~~~~~~~~~~~~~~~~~~~~
>
> This should fix it for now:
>
> -->8--
>
> diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
> index 52243dcc61ab..3484dda93a94 100644
> --- a/kernel/cgroup/cpuset.c
> +++ b/kernel/cgroup/cpuset.c
> @@ -954,7 +954,9 @@ static void dl_update_tasks_root_domain(struct cpuset *cs)
> css_task_iter_end(&it);
> }
>
> -static void dl_rebuild_rd_accounting(void)
> +extern void dl_rebuild_rd_accounting(void);
> +
> +void dl_rebuild_rd_accounting(void)
> {
> struct cpuset *cs = NULL;
> struct cgroup_subsys_state *pos_css;
> diff --git a/kernel/sched/topology.c b/kernel/sched/topology.c
> index 9892e6fa3e57..60c9996ccf47 100644
> --- a/kernel/sched/topology.c
> +++ b/kernel/sched/topology.c
> @@ -2806,6 +2806,8 @@ void partition_sched_domains_locked(int ndoms_new, cpumask_var_t doms_new[],
> update_sched_domain_debugfs();
> }
>
> +extern void dl_rebuild_rd_accounting(void);
> +
> /*
> * Call with hotplug lock held
> */
>
>

Looks OK now for me.

So DL accounting in partition_and_rebuild_sched_domains() and
partition_sched_domains()!

This is a build from your branch:

https://github.com/jlelli/linux.git experimental/dl-debug

cpumask = [l B B l l l], isolcpus=3-4, no sugov tasks

---

[ 464.034212] psci: CPU5 killed (polled 0 ms)
[ 464.035211] dl_bw_manage: cpu=4 cap=446 fair_server_bw=52428 total_bw=104856 dl_bw_cpus=2 type=DEF span=3-5
[ 464.035294] dl_clear_root_domain: span=0-2 type=DYN
[ 464.035306] __dl_add: cpus=3 tsk_bw=52428 total_bw=52428 span=0-2 type=DYN
[ 464.035324] __dl_add: cpus=3 tsk_bw=52428 total_bw=104856 span=0-2 type=DYN
[ 464.035341] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2 type=DYN
[ 464.035358] rd 0-2: Checking EAS, schedutil is mandatory
[ 464.035369] dl_clear_root_domain_cpu: cpu=0
[ 464.035375] dl_clear_root_domain: span=0-2 type=DYN
[ 464.035384] __dl_add: cpus=3 tsk_bw=52428 total_bw=52428 span=0-2 type=DYN
[ 464.035401] __dl_add: cpus=3 tsk_bw=52428 total_bw=104856 span=0-2 type=DYN
[ 464.035418] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2 type=DYN
[ 464.035433] dl_clear_root_domain_cpu: cpu=3
[ 464.035439] dl_clear_root_domain: span=3-5 type=DEF
[ 464.035448] __dl_add: cpus=1 tsk_bw=52428 total_bw=52428 span=3-5 type=DEF
[ 464.037088] psci: CPU4 killed (polled 0 ms)
[ 464.037497] dl_bw_manage: cpu=3 cap=0 fair_server_bw=52428 total_bw=52428 dl_bw_cpus=1 type=DEF span=3-5
[ 464.037576] dl_clear_root_domain: span=0-2 type=DYN
[ 464.037588] __dl_add: cpus=3 tsk_bw=52428 total_bw=52428 span=0-2 type=DYN
[ 464.037607] __dl_add: cpus=3 tsk_bw=52428 total_bw=104856 span=0-2 type=DYN
[ 464.037624] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2 type=DYN
[ 464.037640] rd 0-2: Checking EAS, schedutil is mandatory
[ 464.037651] dl_clear_root_domain_cpu: cpu=0
[ 464.037658] dl_clear_root_domain: span=0-2 type=DYN
[ 464.037667] __dl_add: cpus=3 tsk_bw=52428 total_bw=52428 span=0-2 type=DYN
[ 464.037683] __dl_add: cpus=3 tsk_bw=52428 total_bw=104856 span=0-2 type=DYN
[ 464.037700] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2 type=DYN
[ 464.037714] dl_clear_root_domain_cpu: cpu=3
[ 464.037720] dl_clear_root_domain: span=3-5 type=DEF
[ 464.038687] psci: CPU3 killed (polled 4 ms)

---

full suspend/resume log:

[ 464.867592] PM: suspend entry (deep)
[ 463.871388] Filesystems sync: 0.000 seconds
[ 463.881593] Freezing user space processes
[ 463.887017] Freezing user space processes completed (elapsed 0.005 seconds)
[ 463.894039] OOM killer disabled.
[ 463.897294] Freezing remaining freezable tasks
[ 463.903019] Freezing remaining freezable tasks completed (elapsed 0.001 seconds)
[ 463.910482] printk: Suspending console(s) (use no_console_suspend to debug)
[ 464.029605] Disabling non-boot CPUs ...
[ 464.029783] dl_bw_manage: cpu=5 cap=2494 fair_server_bw=52428 total_bw=209712 dl_bw_cpus=4 type=DYN span=0-2,5
[ 464.029943] CPU0 attaching NULL sched-domain.
[ 464.029953] span=3-4
[ 464.029979] __dl_sub: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2,5 type=DYN
[ 464.030000] __dl_server_detach_root: cpu=0 rd_span=0-2,5 total_bw=157284
[ 464.030014] rq_attach_root: cpu=0 old_span=NULL new_span=3-4
[ 464.030029] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0,3-4 type=DEF
[ 464.030046] __dl_server_attach_root: cpu=0 rd_span=0,3-4 total_bw=157284
[ 464.030059] CPU1 attaching NULL sched-domain.
[ 464.030065] span=0,3-4
[ 464.030087] __dl_sub: cpus=2 tsk_bw=52428 total_bw=104856 span=1-2,5 type=DYN
[ 464.030104] __dl_server_detach_root: cpu=1 rd_span=1-2,5 total_bw=104856
[ 464.030115] rq_attach_root: cpu=1 old_span=NULL new_span=0,3-4
[ 464.030128] __dl_add: cpus=4 tsk_bw=52428 total_bw=209712 span=0-1,3-4 type=DEF
[ 464.030144] __dl_server_attach_root: cpu=1 rd_span=0-1,3-4 total_bw=209712
[ 464.030156] CPU2 attaching NULL sched-domain.
[ 464.030161] span=0-1,3-4
[ 464.030182] __dl_sub: cpus=1 tsk_bw=52428 total_bw=52428 span=2,5 type=DYN
[ 464.030198] __dl_server_detach_root: cpu=2 rd_span=2,5 total_bw=52428
[ 464.030210] rq_attach_root: cpu=2 old_span=NULL new_span=0-1,3-4
[ 464.030222] __dl_add: cpus=5 tsk_bw=52428 total_bw=262140 span=0-4 type=DEF
[ 464.030238] __dl_server_attach_root: cpu=2 rd_span=0-4 total_bw=262140
[ 464.030249] CPU5 attaching NULL sched-domain.
[ 464.030255] span=0-4
[ 464.030264] rq_attach_root: cpu=5 old_span= new_span=0-4
[ 464.030428] CPU0 attaching sched-domain(s):
[ 464.030435] domain-0: span=0-2 level=PKG
[ 464.030452] groups: 0:{ span=0 cap=445 }, 1:{ span=1-2 cap=2040 }
[ 464.030505] __dl_sub: cpus=5 tsk_bw=52428 total_bw=209712 span=0-5 type=DEF
[ 464.030523] __dl_server_detach_root: cpu=0 rd_span=0-5 total_bw=209712
[ 464.030534] rq_attach_root: cpu=0 old_span=NULL new_span=
[ 464.030546] __dl_add: cpus=1 tsk_bw=52428 total_bw=52428 span=0 type=DYN
[ 464.030562] __dl_server_attach_root: cpu=0 rd_span=0 total_bw=52428
[ 464.030575] CPU1 attaching sched-domain(s):
[ 464.030581] domain-0: span=1-2 level=MC
[ 464.030594] groups: 1:{ span=1 cap=1019 }, 2:{ span=2 cap=1021 }
[ 464.030684] domain-1: span=0-2 level=PKG
[ 464.030698] groups: 1:{ span=1-2 cap=2040 }, 0:{ span=0 cap=445 }
[ 464.030748] __dl_sub: cpus=4 tsk_bw=52428 total_bw=157284 span=1-5 type=DEF
[ 464.030766] __dl_server_detach_root: cpu=1 rd_span=1-5 total_bw=157284
[ 464.030778] rq_attach_root: cpu=1 old_span=NULL new_span=0
[ 464.030790] __dl_add: cpus=2 tsk_bw=52428 total_bw=104856 span=0-1 type=DYN
[ 464.030806] __dl_server_attach_root: cpu=1 rd_span=0-1 total_bw=104856
[ 464.030819] CPU2 attaching sched-domain(s):
[ 464.030826] domain-0: span=1-2 level=MC
[ 464.030839] groups: 2:{ span=2 cap=1021 }, 1:{ span=1 cap=1019 }
[ 464.030879] domain-1: span=0-2 level=PKG
[ 464.030892] groups: 1:{ span=1-2 cap=2040 }, 0:{ span=0 cap=445 }
[ 464.030943] __dl_sub: cpus=3 tsk_bw=52428 total_bw=104856 span=2-5 type=DEF
[ 464.030960] __dl_server_detach_root: cpu=2 rd_span=2-5 total_bw=104856
[ 464.030971] rq_attach_root: cpu=2 old_span=NULL new_span=0-1
[ 464.030984] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2 type=DYN
[ 464.030999] __dl_server_attach_root: cpu=2 rd_span=0-2 total_bw=157284
[ 464.031055] root domain span: 0-2
[ 464.031062] default domain span: 3-5
[ 464.031092] rd 0-2: Checking EAS, schedutil is mandatory
[ 464.032315] dl_clear_root_domain_cpu: cpu=0
[ 464.032324] dl_clear_root_domain: span=0-2 type=DYN
[ 464.032336] __dl_add: cpus=3 tsk_bw=52428 total_bw=52428 span=0-2 type=DYN
[ 464.032354] __dl_add: cpus=3 tsk_bw=52428 total_bw=104856 span=0-2 type=DYN
[ 464.032370] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2 type=DYN
[ 464.032385] dl_clear_root_domain_cpu: cpu=3
[ 464.032392] dl_clear_root_domain: span=3-5 type=DEF
[ 464.032401] __dl_add: cpus=2 tsk_bw=52428 total_bw=52428 span=3-5 type=DEF
[ 464.032421] __dl_add: cpus=2 tsk_bw=52428 total_bw=104856 span=3-5 type=DEF
[ 464.034212] psci: CPU5 killed (polled 0 ms)
[ 464.035211] dl_bw_manage: cpu=4 cap=446 fair_server_bw=52428 total_bw=104856 dl_bw_cpus=2 type=DEF span=3-5
[ 464.035294] dl_clear_root_domain: span=0-2 type=DYN
[ 464.035306] __dl_add: cpus=3 tsk_bw=52428 total_bw=52428 span=0-2 type=DYN
[ 464.035324] __dl_add: cpus=3 tsk_bw=52428 total_bw=104856 span=0-2 type=DYN
[ 464.035341] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2 type=DYN
[ 464.035358] rd 0-2: Checking EAS, schedutil is mandatory
[ 464.035369] dl_clear_root_domain_cpu: cpu=0
[ 464.035375] dl_clear_root_domain: span=0-2 type=DYN
[ 464.035384] __dl_add: cpus=3 tsk_bw=52428 total_bw=52428 span=0-2 type=DYN
[ 464.035401] __dl_add: cpus=3 tsk_bw=52428 total_bw=104856 span=0-2 type=DYN
[ 464.035418] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2 type=DYN
[ 464.035433] dl_clear_root_domain_cpu: cpu=3
[ 464.035439] dl_clear_root_domain: span=3-5 type=DEF
[ 464.035448] __dl_add: cpus=1 tsk_bw=52428 total_bw=52428 span=3-5 type=DEF
[ 464.037088] psci: CPU4 killed (polled 0 ms)
[ 464.037497] dl_bw_manage: cpu=3 cap=0 fair_server_bw=52428 total_bw=52428 dl_bw_cpus=1 type=DEF span=3-5
[ 464.037576] dl_clear_root_domain: span=0-2 type=DYN
[ 464.037588] __dl_add: cpus=3 tsk_bw=52428 total_bw=52428 span=0-2 type=DYN
[ 464.037607] __dl_add: cpus=3 tsk_bw=52428 total_bw=104856 span=0-2 type=DYN
[ 464.037624] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2 type=DYN
[ 464.037640] rd 0-2: Checking EAS, schedutil is mandatory
[ 464.037651] dl_clear_root_domain_cpu: cpu=0
[ 464.037658] dl_clear_root_domain: span=0-2 type=DYN
[ 464.037667] __dl_add: cpus=3 tsk_bw=52428 total_bw=52428 span=0-2 type=DYN
[ 464.037683] __dl_add: cpus=3 tsk_bw=52428 total_bw=104856 span=0-2 type=DYN
[ 464.037700] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2 type=DYN
[ 464.037714] dl_clear_root_domain_cpu: cpu=3
[ 464.037720] dl_clear_root_domain: span=3-5 type=DEF
[ 464.038687] psci: CPU3 killed (polled 4 ms)
[ 464.039106] dl_bw_manage: cpu=2 cap=1470 fair_server_bw=52428 total_bw=157284 dl_bw_cpus=3 type=DYN span=0-2
[ 464.039317] CPU0 attaching NULL sched-domain.
[ 464.039328] span=3-5
[ 464.039358] __dl_sub: cpus=2 tsk_bw=52428 total_bw=104856 span=0-2 type=DYN
[ 464.039384] __dl_server_detach_root: cpu=0 rd_span=0-2 total_bw=104856
[ 464.039401] rq_attach_root: cpu=0 old_span=NULL new_span=3-5
[ 464.039419] __dl_add: cpus=1 tsk_bw=52428 total_bw=52428 span=0,3-5 type=DEF
[ 464.039439] __dl_server_attach_root: cpu=0 rd_span=0,3-5 total_bw=52428
[ 464.039456] CPU1 attaching NULL sched-domain.
[ 464.039465] span=0,3-5
[ 464.039491] __dl_sub: cpus=1 tsk_bw=52428 total_bw=52428 span=1-2 type=DYN
[ 464.039512] __dl_server_detach_root: cpu=1 rd_span=1-2 total_bw=52428
[ 464.039527] rq_attach_root: cpu=1 old_span=NULL new_span=0,3-5
[ 464.039544] __dl_add: cpus=2 tsk_bw=52428 total_bw=104856 span=0-1,3-5 type=DEF
[ 464.039563] __dl_server_attach_root: cpu=1 rd_span=0-1,3-5 total_bw=104856
[ 464.039578] CPU2 attaching NULL sched-domain.
[ 464.039588] span=0-1,3-5
[ 464.039602] rq_attach_root: cpu=2 old_span= new_span=0-1,3-5
[ 464.039754] CPU0 attaching sched-domain(s):
[ 464.039763] domain-0: span=0-1 level=PKG
[ 464.039786] groups: 0:{ span=0 cap=444 }, 1:{ span=1 cap=1015 }
[ 464.039869] __dl_sub: cpus=2 tsk_bw=52428 total_bw=52428 span=0-5 type=DEF
[ 464.039892] __dl_server_detach_root: cpu=0 rd_span=0-5 total_bw=52428
[ 464.039906] rq_attach_root: cpu=0 old_span=NULL new_span=
[ 464.039923] __dl_add: cpus=1 tsk_bw=52428 total_bw=52428 span=0 type=DYN
[ 464.039942] __dl_server_attach_root: cpu=0 rd_span=0 total_bw=52428
[ 464.039962] CPU1 attaching sched-domain(s):
[ 464.039972] domain-0: span=0-1 level=PKG
[ 464.039992] groups: 1:{ span=1 cap=1015 }, 0:{ span=0 cap=444 }
[ 464.040071] __dl_sub: cpus=1 tsk_bw=52428 total_bw=0 span=1-5 type=DEF
[ 464.040091] __dl_server_detach_root: cpu=1 rd_span=1-5 total_bw=0
[ 464.040105] rq_attach_root: cpu=1 old_span=NULL new_span=0
[ 464.040120] __dl_add: cpus=2 tsk_bw=52428 total_bw=104856 span=0-1 type=DYN
[ 464.040139] __dl_server_attach_root: cpu=1 rd_span=0-1 total_bw=104856
[ 464.040206] root domain span: 0-1
[ 464.040217] default domain span: 2-5
[ 464.040250] rd 0-1: Checking EAS, schedutil is mandatory
[ 464.041269] dl_clear_root_domain_cpu: cpu=0
[ 464.041279] dl_clear_root_domain: span=0-1 type=DYN
[ 464.041294] __dl_add: cpus=2 tsk_bw=52428 total_bw=52428 span=0-1 type=DYN
[ 464.041319] __dl_add: cpus=2 tsk_bw=52428 total_bw=104856 span=0-1 type=DYN
[ 464.041339] dl_clear_root_domain_cpu: cpu=2
[ 464.041347] dl_clear_root_domain: span=2-5 type=DEF
[ 464.042683] psci: CPU2 killed (polled 4 ms)
[ 464.043689] dl_bw_manage: cpu=1 cap=446 fair_server_bw=52428 total_bw=104856 dl_bw_cpus=2 type=DYN span=0-1
[ 464.043889] CPU0 attaching NULL sched-domain.
[ 464.043901] span=2-5
[ 464.043930] __dl_sub: cpus=1 tsk_bw=52428 total_bw=52428 span=0-1 type=DYN
[ 464.043957] __dl_server_detach_root: cpu=0 rd_span=0-1 total_bw=52428
[ 464.043974] rq_attach_root: cpu=0 old_span=NULL new_span=2-5
[ 464.043996] __dl_add: cpus=1 tsk_bw=52428 total_bw=52428 span=0,2-5 type=DEF
[ 464.044018] __dl_server_attach_root: cpu=0 rd_span=0,2-5 total_bw=52428
[ 464.044034] CPU1 attaching NULL sched-domain.
[ 464.044044] span=0,2-5
[ 464.044058] rq_attach_root: cpu=1 old_span= new_span=0,2-5
[ 464.044178] CPU0 attaching NULL sched-domain.
[ 464.044188] span=0-5
[ 464.044213] __dl_sub: cpus=1 tsk_bw=52428 total_bw=0 span=0-5 type=DEF
[ 464.044236] __dl_server_detach_root: cpu=0 rd_span=0-5 total_bw=0
[ 464.044251] rq_attach_root: cpu=0 old_span=NULL new_span=
[ 464.044267] __dl_add: cpus=1 tsk_bw=52428 total_bw=52428 span=0 type=DYN
[ 464.044288] __dl_server_attach_root: cpu=0 rd_span=0 total_bw=52428
[ 464.044303] root domain span: 0
[ 464.044313] default domain span: 1-5
[ 464.044343] rd 0: Checking EAS, CPUs do not have asymmetric capacities
[ 464.044677] dl_clear_root_domain_cpu: cpu=0
[ 464.044688] dl_clear_root_domain: span=0 type=DYN
[ 464.044701] __dl_add: cpus=1 tsk_bw=52428 total_bw=52428 span=0 type=DYN
[ 464.044722] dl_clear_root_domain_cpu: cpu=1
[ 464.044731] dl_clear_root_domain: span=1-5 type=DEF
[ 464.081574] psci: CPU1 killed (polled 0 ms)
[ 464.082786] PM: suspend debug: Waiting for 5 second(s).
[ 469.083692] Enabling non-boot CPUs ...
[ 469.085209] Detected PIPT I-cache on CPU1
[ 469.085316] CPU1: Booted secondary processor 0x0000000000 [0x410fd070]
[ 469.118495] SCMI Notifications - Failed to ENABLE events for key:13000000 !
[ 469.118545] CPU0 attaching NULL sched-domain.
[ 469.118555] span=1-5
[ 469.118601] __dl_sub: cpus=1 tsk_bw=52428 total_bw=0 span=0 type=DYN
[ 469.118630] __dl_server_detach_root: cpu=0 rd_span=0 total_bw=0
[ 469.118647] rq_attach_root: cpu=0 old_span= new_span=1-5
[ 469.118668] __dl_add: cpus=2 tsk_bw=52428 total_bw=52428 span=0-5 type=DEF
[ 469.118689] __dl_server_attach_root: cpu=0 rd_span=0-5 total_bw=52428
[ 469.118843] CPU0 attaching sched-domain(s):
[ 469.118853] domain-0: span=0-1 level=PKG
[ 469.118876] groups: 0:{ span=0 cap=445 }, 1:{ span=1 cap=1023 }
[ 469.118961] __dl_sub: cpus=2 tsk_bw=52428 total_bw=0 span=0-5 type=DEF
[ 469.118984] __dl_server_detach_root: cpu=0 rd_span=0-5 total_bw=0
[ 469.118998] rq_attach_root: cpu=0 old_span=NULL new_span=
[ 469.119014] __dl_add: cpus=1 tsk_bw=52428 total_bw=52428 span=0 type=DYN
[ 469.119033] __dl_server_attach_root: cpu=0 rd_span=0 total_bw=52428
[ 469.119052] CPU1 attaching sched-domain(s):
[ 469.119062] domain-0: span=0-1 level=PKG
[ 469.119082] groups: 1:{ span=1 cap=1023 }, 0:{ span=0 cap=445 }
[ 469.119148] rq_attach_root: cpu=1 old_span=NULL new_span=0
[ 469.119165] __dl_add: cpus=2 tsk_bw=52428 total_bw=104856 span=0-1 type=DYN
[ 469.119185] __dl_server_attach_root: cpu=1 rd_span=0-1 total_bw=104856
[ 469.119254] root domain span: 0-1
[ 469.119264] default domain span: 2-5
[ 469.119297] rd 0-1: Checking EAS, schedutil is mandatory
[ 469.119559] dl_clear_root_domain_cpu: cpu=0
[ 469.119569] dl_clear_root_domain: span=0-1 type=DYN
[ 469.119583] __dl_add: cpus=2 tsk_bw=52428 total_bw=52428 span=0-1 type=DYN
[ 469.119604] __dl_add: cpus=2 tsk_bw=52428 total_bw=104856 span=0-1 type=DYN
[ 469.119624] dl_clear_root_domain_cpu: cpu=2
[ 469.119632] dl_clear_root_domain: span=2-5 type=DEF
[ 469.119683] CPU1 is up
[ 469.121171] Detected PIPT I-cache on CPU2
[ 469.121260] CPU2: Booted secondary processor 0x0000000001 [0x410fd070]
[ 469.121900] CPU0 attaching NULL sched-domain.
[ 469.121913] span=2-5
[ 469.121950] __dl_sub: cpus=2 tsk_bw=52428 total_bw=52428 span=0-1 type=DYN
[ 469.121979] __dl_server_detach_root: cpu=0 rd_span=0-1 total_bw=52428
[ 469.121996] rq_attach_root: cpu=0 old_span=NULL new_span=2-5
[ 469.122014] __dl_add: cpus=2 tsk_bw=52428 total_bw=52428 span=0,2-5 type=DEF
[ 469.122035] __dl_server_attach_root: cpu=0 rd_span=0,2-5 total_bw=52428
[ 469.122051] CPU1 attaching NULL sched-domain.
[ 469.122060] span=0,2-5
[ 469.122088] __dl_sub: cpus=1 tsk_bw=52428 total_bw=0 span=1 type=DYN
[ 469.122109] __dl_server_detach_root: cpu=1 rd_span=1 total_bw=0
[ 469.122124] rq_attach_root: cpu=1 old_span= new_span=0,2-5
[ 469.122143] __dl_add: cpus=3 tsk_bw=52428 total_bw=104856 span=0-5 type=DEF
[ 469.122162] __dl_server_attach_root: cpu=1 rd_span=0-5 total_bw=104856
[ 469.122344] CPU0 attaching sched-domain(s):
[ 469.122354] domain-0: span=0-2 level=PKG
[ 469.122376] groups: 0:{ span=0 cap=445 }, 1:{ span=1-2 cap=2046 }
[ 469.122499] __dl_sub: cpus=3 tsk_bw=52428 total_bw=52428 span=0-5 type=DEF
[ 469.122523] __dl_server_detach_root: cpu=0 rd_span=0-5 total_bw=52428
[ 469.122538] rq_attach_root: cpu=0 old_span=NULL new_span=
[ 469.122554] __dl_add: cpus=1 tsk_bw=52428 total_bw=52428 span=0 type=DYN
[ 469.122573] __dl_server_attach_root: cpu=0 rd_span=0 total_bw=52428
[ 469.122592] CPU1 attaching sched-domain(s):
[ 469.122601] domain-0: span=1-2 level=MC
[ 469.122621] groups: 1:{ span=1 cap=1022 }, 2:{ span=2 }
[ 469.122680] domain-1: span=0-2 level=PKG
[ 469.122699] groups: 1:{ span=1-2 cap=2046 }, 0:{ span=0 cap=445 }
[ 469.122778] __dl_sub: cpus=2 tsk_bw=52428 total_bw=0 span=1-5 type=DEF
[ 469.122799] __dl_server_detach_root: cpu=1 rd_span=1-5 total_bw=0
[ 469.122813] rq_attach_root: cpu=1 old_span=NULL new_span=0
[ 469.122829] __dl_add: cpus=2 tsk_bw=52428 total_bw=104856 span=0-1 type=DYN
[ 469.122848] __dl_server_attach_root: cpu=1 rd_span=0-1 total_bw=104856
[ 469.122865] CPU2 attaching sched-domain(s):
[ 469.122875] domain-0: span=1-2 level=MC
[ 469.122894] groups: 2:{ span=2 }, 1:{ span=1 cap=1022 }
[ 469.122951] domain-1: span=0-2 level=PKG
[ 469.122970] groups: 1:{ span=1-2 cap=2046 }, 0:{ span=0 cap=445 }
[ 469.123035] rq_attach_root: cpu=2 old_span=NULL new_span=0-1
[ 469.123052] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2 type=DYN
[ 469.123071] __dl_server_attach_root: cpu=2 rd_span=0-2 total_bw=157284
[ 469.123139] root domain span: 0-2
[ 469.123149] default domain span: 3-5
[ 469.123184] rd 0-2: Checking EAS, schedutil is mandatory
[ 469.124043] dl_clear_root_domain_cpu: cpu=0
[ 469.124053] dl_clear_root_domain: span=0-2 type=DYN
[ 469.124067] __dl_add: cpus=3 tsk_bw=52428 total_bw=52428 span=0-2 type=DYN
[ 469.124089] __dl_add: cpus=3 tsk_bw=52428 total_bw=104856 span=0-2 type=DYN
[ 469.124108] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2 type=DYN
[ 469.124126] dl_clear_root_domain_cpu: cpu=3
[ 469.124134] dl_clear_root_domain: span=3-5 type=DEF
[ 469.124188] CPU2 is up
[ 469.125145] Detected VIPT I-cache on CPU3
[ 469.125236] CPU3: Booted secondary processor 0x0000000101 [0x410fd030]
[ 469.125804] dl_clear_root_domain: span=0-2 type=DYN
[ 469.125821] __dl_add: cpus=3 tsk_bw=52428 total_bw=52428 span=0-2 type=DYN
[ 469.125841] __dl_add: cpus=3 tsk_bw=52428 total_bw=104856 span=0-2 type=DYN
[ 469.125859] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2 type=DYN
[ 469.125877] rd 0-2: Checking EAS, schedutil is mandatory
[ 469.125887] dl_clear_root_domain_cpu: cpu=0
[ 469.125894] dl_clear_root_domain: span=0-2 type=DYN
[ 469.125904] __dl_add: cpus=3 tsk_bw=52428 total_bw=52428 span=0-2 type=DYN
[ 469.125920] __dl_add: cpus=3 tsk_bw=52428 total_bw=104856 span=0-2 type=DYN
[ 469.125936] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2 type=DYN
[ 469.125951] dl_clear_root_domain_cpu: cpu=3
[ 469.125958] dl_clear_root_domain: span=3-5 type=DEF
[ 469.125967] __dl_add: cpus=1 tsk_bw=52428 total_bw=52428 span=3-5 type=DEF
[ 469.126017] CPU3 is up
[ 469.126368] Detected VIPT I-cache on CPU4
[ 469.126439] CPU4: Booted secondary processor 0x0000000102 [0x410fd030]
[ 469.126950] dl_clear_root_domain: span=0-2 type=DYN
[ 469.126966] __dl_add: cpus=3 tsk_bw=52428 total_bw=52428 span=0-2 type=DYN
[ 469.126986] __dl_add: cpus=3 tsk_bw=52428 total_bw=104856 span=0-2 type=DYN
[ 469.127003] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2 type=DYN
[ 469.127020] rd 0-2: Checking EAS, schedutil is mandatory
[ 469.127030] dl_clear_root_domain_cpu: cpu=0
[ 469.127037] dl_clear_root_domain: span=0-2 type=DYN
[ 469.127047] __dl_add: cpus=3 tsk_bw=52428 total_bw=52428 span=0-2 type=DYN
[ 469.127063] __dl_add: cpus=3 tsk_bw=52428 total_bw=104856 span=0-2 type=DYN
[ 469.127079] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2 type=DYN
[ 469.127094] dl_clear_root_domain_cpu: cpu=3
[ 469.127100] dl_clear_root_domain: span=3-5 type=DEF
[ 469.127110] __dl_add: cpus=2 tsk_bw=52428 total_bw=52428 span=3-5 type=DEF
[ 469.127126] __dl_add: cpus=2 tsk_bw=52428 total_bw=104856 span=3-5 type=DEF
[ 469.127175] CPU4 is up
[ 469.127529] Detected VIPT I-cache on CPU5
[ 469.127597] CPU5: Booted secondary processor 0x0000000103 [0x410fd030]
[ 469.128253] CPU0 attaching NULL sched-domain.
[ 469.128261] span=3-5
[ 469.128294] __dl_sub: cpus=3 tsk_bw=52428 total_bw=104856 span=0-2 type=DYN
[ 469.128314] __dl_server_detach_root: cpu=0 rd_span=0-2 total_bw=104856
[ 469.128326] rq_attach_root: cpu=0 old_span=NULL new_span=3-5
[ 469.128341] __dl_add: cpus=4 tsk_bw=52428 total_bw=157284 span=0,3-5 type=DEF
[ 469.128358] __dl_server_attach_root: cpu=0 rd_span=0,3-5 total_bw=157284
[ 469.128370] CPU1 attaching NULL sched-domain.
[ 469.128376] span=0,3-5
[ 469.128395] __dl_sub: cpus=2 tsk_bw=52428 total_bw=52428 span=1-2 type=DYN
[ 469.128412] __dl_server_detach_root: cpu=1 rd_span=1-2 total_bw=52428
[ 469.128423] rq_attach_root: cpu=1 old_span=NULL new_span=0,3-5
[ 469.128436] __dl_add: cpus=5 tsk_bw=52428 total_bw=209712 span=0-1,3-5 type=DEF
[ 469.128453] __dl_server_attach_root: cpu=1 rd_span=0-1,3-5 total_bw=209712
[ 469.128465] CPU2 attaching NULL sched-domain.
[ 469.128470] span=0-1,3-5
[ 469.128490] __dl_sub: cpus=1 tsk_bw=52428 total_bw=0 span=2 type=DYN
[ 469.128506] __dl_server_detach_root: cpu=2 rd_span=2 total_bw=0
[ 469.128518] rq_attach_root: cpu=2 old_span= new_span=0-1,3-5
[ 469.128531] __dl_add: cpus=6 tsk_bw=52428 total_bw=262140 span=0-5 type=DEF
[ 469.128547] __dl_server_attach_root: cpu=2 rd_span=0-5 total_bw=262140
[ 469.128739] CPU0 attaching sched-domain(s):
[ 469.128747] domain-0: span=0,5 level=MC
[ 469.128763] groups: 0:{ span=0 cap=445 }, 5:{ span=5 cap=446 }
[ 469.128804] domain-1: span=0-2,5 level=PKG
[ 469.128818] groups: 0:{ span=0,5 cap=891 }, 1:{ span=1-2 cap=2042 }
[ 469.128871] __dl_sub: cpus=6 tsk_bw=52428 total_bw=209712 span=0-5 type=DEF
[ 469.128888] __dl_server_detach_root: cpu=0 rd_span=0-5 total_bw=209712
[ 469.128899] rq_attach_root: cpu=0 old_span=NULL new_span=
[ 469.128911] __dl_add: cpus=1 tsk_bw=52428 total_bw=52428 span=0 type=DYN
[ 469.128928] __dl_server_attach_root: cpu=0 rd_span=0 total_bw=52428
[ 469.128941] CPU1 attaching sched-domain(s):
[ 469.128947] domain-0: span=1-2 level=MC
[ 469.128961] groups: 1:{ span=1 cap=1019 }, 2:{ span=2 cap=1023 }
[ 469.129001] domain-1: span=0-2,5 level=PKG
[ 469.129014] groups: 1:{ span=1-2 cap=2042 }, 0:{ span=0,5 cap=891 }
[ 469.129065] __dl_sub: cpus=5 tsk_bw=52428 total_bw=157284 span=1-5 type=DEF
[ 469.129083] __dl_server_detach_root: cpu=1 rd_span=1-5 total_bw=157284
[ 469.129094] rq_attach_root: cpu=1 old_span=NULL new_span=0
[ 469.129106] __dl_add: cpus=2 tsk_bw=52428 total_bw=104856 span=0-1 type=DYN
[ 469.129122] __dl_server_attach_root: cpu=1 rd_span=0-1 total_bw=104856
[ 469.129135] CPU2 attaching sched-domain(s):
[ 469.129141] domain-0: span=1-2 level=MC
[ 469.129154] groups: 2:{ span=2 cap=1023 }, 1:{ span=1 cap=1019 }
[ 469.129194] domain-1: span=0-2,5 level=PKG
[ 469.129208] groups: 1:{ span=1-2 cap=2042 }, 0:{ span=0,5 cap=891 }
[ 469.129258] __dl_sub: cpus=4 tsk_bw=52428 total_bw=104856 span=2-5 type=DEF
[ 469.129275] __dl_server_detach_root: cpu=2 rd_span=2-5 total_bw=104856
[ 469.129286] rq_attach_root: cpu=2 old_span=NULL new_span=0-1
[ 469.129299] __dl_add: cpus=3 tsk_bw=52428 total_bw=157284 span=0-2 type=DYN
[ 469.129314] __dl_server_attach_root: cpu=2 rd_span=0-2 total_bw=157284
[ 469.129327] CPU5 attaching sched-domain(s):
[ 469.129333] domain-0: span=0,5 level=MC
[ 469.129347] groups: 5:{ span=5 cap=446 }, 0:{ span=0 cap=445 }
[ 469.129387] domain-1: span=0-2,5 level=PKG
[ 469.129400] groups: 0:{ span=0,5 cap=891 }, 1:{ span=1-2 cap=2042 }
[ 469.129442] rq_attach_root: cpu=5 old_span=NULL new_span=0-2
[ 469.129455] __dl_add: cpus=4 tsk_bw=52428 total_bw=209712 span=0-2,5 type=DYN
[ 469.129472] __dl_server_attach_root: cpu=5 rd_span=0-2,5 total_bw=209712
[ 469.129528] root domain span: 0-2,5
[ 469.129536] default domain span: 3-4
[ 469.129565] rd 0-2,5: Checking EAS, schedutil is mandatory
[ 469.130838] dl_clear_root_domain_cpu: cpu=0
[ 469.130848] dl_clear_root_domain: span=0-2,5 type=DYN
[ 469.130860] __dl_add: cpus=4 tsk_bw=52428 total_bw=52428 span=0-2,5 type=DYN
[ 469.130881] __dl_add: cpus=4 tsk_bw=52428 total_bw=104856 span=0-2,5 type=DYN
[ 469.130898] __dl_add: cpus=4 tsk_bw=52428 total_bw=157284 span=0-2,5 type=DYN
[ 469.130915] __dl_add: cpus=4 tsk_bw=52428 total_bw=209712 span=0-2,5 type=DYN
[ 469.130930] dl_clear_root_domain_cpu: cpu=3
[ 469.130936] dl_clear_root_domain: span=3-4 type=DEF
[ 469.130945] __dl_add: cpus=2 tsk_bw=52428 total_bw=52428 span=3-4 type=DEF
[ 469.130961] __dl_add: cpus=2 tsk_bw=52428 total_bw=104856 span=3-4 type=DEF
[ 469.130986] dl_clear_root_domain: span=0-2,5 type=DYN
[ 469.130996] __dl_add: cpus=4 tsk_bw=52428 total_bw=52428 span=0-2,5 type=DYN
[ 469.131012] __dl_add: cpus=4 tsk_bw=52428 total_bw=104856 span=0-2,5 type=DYN
[ 469.131029] __dl_add: cpus=4 tsk_bw=52428 total_bw=157284 span=0-2,5 type=DYN
[ 469.131045] __dl_add: cpus=4 tsk_bw=52428 total_bw=209712 span=0-2,5 type=DYN
[ 469.131062] rd 0-2,5: Checking EAS, schedutil is mandatory
[ 469.131072] dl_clear_root_domain_cpu: cpu=0
[ 469.131078] dl_clear_root_domain: span=0-2,5 type=DYN
[ 469.131088] __dl_add: cpus=4 tsk_bw=52428 total_bw=52428 span=0-2,5 type=DYN
[ 469.131105] __dl_add: cpus=4 tsk_bw=52428 total_bw=104856 span=0-2,5 type=DYN
[ 469.131122] __dl_add: cpus=4 tsk_bw=52428 total_bw=157284 span=0-2,5 type=DYN
[ 469.131138] __dl_add: cpus=4 tsk_bw=52428 total_bw=209712 span=0-2,5 type=DYN
[ 469.131153] dl_clear_root_domain_cpu: cpu=3
[ 469.131160] dl_clear_root_domain: span=3-4 type=DEF
[ 469.131169] __dl_add: cpus=2 tsk_bw=52428 total_bw=52428 span=3-4 type=DEF
[ 469.131185] __dl_add: cpus=2 tsk_bw=52428 total_bw=104856 span=3-4 type=DEF
[ 469.131237] CPU5 is up
[ 471.429916] OOM killer enabled.
[ 471.433116] Restarting tasks ... done.
[ 471.437876] random: crng reseeded on system resumption
[ 471.443635] PM: suspend exit