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Date: Mon, 14 Apr 2014 09:29:02 +0200 From: Vincent Guittot <vincent.guittot@...aro.org> To: Dietmar Eggemann <dietmar.eggemann@....com> Cc: "peterz@...radead.org" <peterz@...radead.org>, "mingo@...nel.org" <mingo@...nel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "tony.luck@...el.com" <tony.luck@...el.com>, "fenghua.yu@...el.com" <fenghua.yu@...el.com>, "schwidefsky@...ibm.com" <schwidefsky@...ibm.com>, "cmetcalf@...era.com" <cmetcalf@...era.com>, "benh@...nel.crashing.org" <benh@...nel.crashing.org>, "linux@....linux.org.uk" <linux@....linux.org.uk>, "linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org>, "preeti@...ux.vnet.ibm.com" <preeti@...ux.vnet.ibm.com>, "linaro-kernel@...ts.linaro.org" <linaro-kernel@...ts.linaro.org> Subject: Re: [PATCH v4 0/5] rework sched_domain topology description On 12 April 2014 14:56, Dietmar Eggemann <dietmar.eggemann@....com> wrote: > On 11/04/14 10:44, Vincent Guittot wrote: >> >> This patchset was previously part of the larger tasks packing patchset >> [1]. >> I have splitted the latter in 3 different patchsets (at least) to make the >> thing easier. >> -configuration of sched_domain topology (this patchset) >> -update and consolidation of cpu_power >> -tasks packing algorithm >> >> Based on Peter Z's proposal [2][3], this patchset modifies the way to >> configure >> the sched_domain level in order to let architectures to add specific level >> like >> the current BOOK level or the proposed power gating level for ARM >> architecture. >> >> [1] https://lkml.org/lkml/2013/10/18/121 >> [2] https://lkml.org/lkml/2013/11/5/239 >> [3] https://lkml.org/lkml/2013/11/5/449 > > > Hi Vincent, > > given the discussion we had for v1-v3 and a short boot test of v4: > > For patch 1/5, 4/5, 5/5 on ARM TC2 (heterogeneous dual socket w/o SMT > machine): > > Reviewed-by: Dietmar Eggemann <dietmar.eggemann@....com> > Tested-by: Dietmar Eggemann <dietmar.eggemann@....com> > Thanks > Cheers, > > -- Dietmar > > >> >> Change since v3: >> - remove last patch which was adding SD_SHARE_POWER_DOMAIN for powerpc's >> SMT >> level >> >> Change since v2: >> - remove patch 1 as it has been already applied to metag tree for v3.15 >> - updates some commit messages >> - add new flag description in TOPOLOGY_SD_FLAGS description >> >> Change since v1: >> - move sched_domains_curr_level back under #ifdef CONFIG_NUMA >> - use function pointer to set flag instead of a plain value. >> - add list of tunable flags in the commit message of patch 2 >> - add SD_SHARE_POWER_DOMAIN flag for powerpc's SMT level >> >> Vincent Guittot (5): >> sched: rework of sched_domain topology definition >> sched: s390: create a dedicated topology table >> sched: powerpc: create a dedicated topology table >> sched: add a new SD_SHARE_POWERDOMAIN for sched_domain >> sched: ARM: create a dedicated scheduler topology table >> >> arch/arm/kernel/topology.c | 26 +++++ >> arch/ia64/include/asm/topology.h | 24 ---- >> arch/powerpc/kernel/smp.c | 31 +++-- >> arch/s390/include/asm/topology.h | 13 +-- >> arch/s390/kernel/topology.c | 20 ++++ >> arch/tile/include/asm/topology.h | 33 ------ >> include/linux/sched.h | 49 +++++++- >> include/linux/topology.h | 128 +++----------------- >> kernel/sched/core.c | 244 >> ++++++++++++++++++++------------------- >> 9 files changed, 255 insertions(+), 313 deletions(-) >> > > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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