From: Peter Zijlstra <peterz@infradead.org>
To: Jiri Olsa <jolsa@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>, Ingo Molnar <mingo@kernel.org>,
lkml <linux-kernel@vger.kernel.org>,
James Hartsock <hartsjc@redhat.com>,
Rik van Riel <riel@redhat.com>,
Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>,
Kirill Tkhai <ktkhai@parallels.com>,
Frederic Weisbecker <fweisbec@gmail.com>
Subject: Re: [PATCH 2/4] sched/fair: Introduce idle enter/exit balance callbacks
Date: Tue, 21 Jun 2016 10:12:02 +0200 [thread overview]
Message-ID: <20160621081202.GO30909@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <20160620162741.GB10167@krava>
On Mon, Jun 20, 2016 at 06:27:41PM +0200, Jiri Olsa wrote:
> so it might not be that easy to switch it to use the easy
> change I added as part of this RFC, but AFAIU it should be
> the same idle mask, but this approach might be too naive
> and miss some idle enter/exit paths.. CC-ing Frederic
Right, for RFC this will do; but I really want to avoid adding another
global atomic bitmask on the idle path.
In any case, I'll go look over the actual patches sometime soon, I still
got a few other patches series to stare at first.
next prev parent reply other threads:[~2016-06-21 9:01 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-20 12:15 [RFC 0/4] sched/fair: Rebalance tasks based on affinity Jiri Olsa
2016-06-20 12:15 ` [PATCH 1/4] sched/fair: Introduce sched_entity::dont_balance Jiri Olsa
2016-06-20 14:28 ` Peter Zijlstra
2016-06-20 15:59 ` Jiri Olsa
2016-06-21 8:09 ` Peter Zijlstra
2016-06-20 12:15 ` [PATCH 2/4] sched/fair: Introduce idle enter/exit balance callbacks Jiri Olsa
2016-06-20 14:30 ` Peter Zijlstra
2016-06-20 16:27 ` Jiri Olsa
2016-06-21 8:12 ` Peter Zijlstra [this message]
2016-06-20 12:15 ` [PATCH 3/4] sched/fair: Add REBALANCE_AFFINITY rebalancing code Jiri Olsa
2016-06-30 10:58 ` Peter Zijlstra
2016-07-01 7:35 ` Jiri Olsa
2016-07-01 8:24 ` Peter Zijlstra
[not found] ` <CAM1qU8Ms2ZO5fnYRVX51uiBC5pZX6Hpa2W3Wqj5NjnYp3t8kOA@mail.gmail.com>
2016-07-01 14:58 ` Peter Zijlstra
2016-06-20 12:15 ` [PATCH 4/4] sched/fair: Add schedstat debug values for REBALANCE_AFFINITY Jiri Olsa
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