From: Valentin Schneider <valentin.schneider@arm.com>
To: peterz@infradead.org
Cc: linux-kernel@vger.kernel.org, mingo@kernel.org,
vincent.guittot@linaro.org, dietmar.eggemann@arm.com,
morten.rasmussen@arm.com, Quentin Perret <qperret@google.com>
Subject: Re: [PATCH v4 05/10] sched/topology: Define and assign sched_domain flag metadata
Date: Tue, 04 Aug 2020 12:12:57 +0100 [thread overview]
Message-ID: <jhjd046is06.mognet@arm.com> (raw)
In-Reply-To: <20200804110840.GF2657@hirez.programming.kicks-ass.net>
On 04/08/20 12:08, peterz@infradead.org wrote:
> On Fri, Jul 31, 2020 at 12:54:57PM +0100, Valentin Schneider wrote:
>> +/*
>> + * Domain members share CPU capacity (i.e. SMT)
>> + *
>> + * SHARED_CHILD: Set from the base domain up until spanned CPUs no longer share
>> + * CPU capacity.
>> + */
>> +SD_FLAG(SD_SHARE_CPUCAPACITY, 6, SDF_SHARED_CHILD)
>> +
>> +/*
>> + * Domain members share CPU package resources (i.e. caches)
>> + *
>> + * SHARED_CHILD: Set from the base domain up until spanned CPUs no longer share
>> + * the same cache(s).
>> + */
>> +SD_FLAG(SD_SHARE_PKG_RESOURCES, 7, SDF_SHARED_CHILD)
>
> We should probably rename these to SD_SHARE_CORE / SD_SHARE_CACHE or
> something,
SD_SHARE_CACHE sounds good, given how it's used (LLC stuff).
> but let me first go through this series (and hopefully apply)
> before we go make more changes.
>
>
> .. onwards!
Thanks!
next prev parent reply other threads:[~2020-08-04 11:15 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-31 11:54 [PATCH v4 00/10] sched: Instrument sched domain flags Valentin Schneider
2020-07-31 11:54 ` [PATCH v4 01/10] ARM, sched/topology: Remove SD_SHARE_POWERDOMAIN Valentin Schneider
2020-07-31 11:54 ` [PATCH v4 02/10] ARM: Revert back to default scheduler topology Valentin Schneider
2020-07-31 11:54 ` [PATCH v4 03/10] sched/topology: Propagate SD_ASYM_CPUCAPACITY upwards Valentin Schneider
2020-08-06 14:20 ` Ingo Molnar
2020-08-06 16:19 ` Valentin Schneider
2020-08-06 16:46 ` Ingo Molnar
2020-07-31 11:54 ` [PATCH v4 04/10] sched/topology: Split out SD_* flags declaration to its own file Valentin Schneider
2020-07-31 11:54 ` [PATCH v4 05/10] sched/topology: Define and assign sched_domain flag metadata Valentin Schneider
2020-08-04 11:08 ` peterz
2020-08-04 11:12 ` Valentin Schneider [this message]
2020-08-06 14:07 ` Ingo Molnar
2020-08-06 16:18 ` Valentin Schneider
2020-08-08 0:19 ` Valentin Schneider
2020-07-31 11:54 ` [PATCH v4 06/10] sched/topology: Verify SD_* flags setup when sched_debug is on Valentin Schneider
2020-07-31 11:54 ` [PATCH v4 07/10] sched/topology: Add more flags to the SD degeneration mask Valentin Schneider
2020-08-06 13:57 ` Ingo Molnar
2020-07-31 11:55 ` [PATCH v4 08/10] sched/topology: Remove SD_SERIALIZE degeneration special case Valentin Schneider
2020-07-31 11:55 ` [PATCH v4 09/10] sched/topology: Introduce SD metaflag for flags needing > 1 groups Valentin Schneider
2020-07-31 11:55 ` [PATCH v4 10/10] sched/topology: Use prebuilt SD flag degeneration mask Valentin Schneider
2020-08-06 11:25 ` [PATCH v4 00/10] sched: Instrument sched domain flags Dietmar Eggemann
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