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    SubjectRe: [PATCH v4 0/5] rework sched_domain topology description
    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@arm.com>
    Tested-by: Dietmar Eggemann <dietmar.eggemann@arm.com>

    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(-)
    >




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