From: Rik van Riel <riel@redhat.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: linux-kernel@vger.kernel.org, fweisbec@gmail.com,
tglx@linutronix.de, mingo@kernel.org, luto@amacapital.net,
clark@redhat.com
Subject: Re: [PATCH 3/4] time,acct: drop irq save & restore from __acct_update_integrals
Date: Mon, 1 Feb 2016 14:22:40 -0500 [thread overview]
Message-ID: <56AFB080.7020509@redhat.com> (raw)
In-Reply-To: <20160201092856.GM6357@twins.programming.kicks-ass.net>
On 02/01/2016 04:28 AM, Peter Zijlstra wrote:
> Its just the acct_account_cputime() callers that I suspect will all have
> IRQs disabled, but it would still be goot to verify that with a
> WARN_ON(!irqs_disabled()) test in there for at least one test run, and
> then include that you did this in the Changelog.
I verified that the WARN_ON did not trigger, but I forgot to include
that in the changelog for v4
--
All rights reversed
next prev parent reply other threads:[~2016-02-01 19:22 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-01 2:12 [PATCH 0/4 v3] sched,time: reduce nohz_full syscall overhead 40% riel
2016-02-01 2:12 ` [PATCH 1/4] sched,time: remove non-power-of-two divides from __acct_update_integrals riel
2016-02-01 4:46 ` kbuild test robot
2016-02-01 8:37 ` Thomas Gleixner
2016-02-01 9:22 ` Peter Zijlstra
2016-02-01 9:31 ` Thomas Gleixner
2016-02-01 13:44 ` Rik van Riel
2016-02-01 13:51 ` Peter Zijlstra
2016-02-01 2:12 ` [PATCH 2/4] acct,time: change indentation in __acct_update_integrals riel
2016-02-01 2:12 ` [PATCH 3/4] time,acct: drop irq save & restore from __acct_update_integrals riel
2016-02-01 9:28 ` Peter Zijlstra
2016-02-01 19:22 ` Rik van Riel [this message]
2016-02-01 2:12 ` [PATCH 4/4] sched,time: only call account_{user,sys,guest,idle}_time once a jiffy riel
2016-02-01 9:29 ` Peter Zijlstra
2016-02-01 19:23 ` Rik van Riel
2016-02-01 7:41 ` [PATCH] perf tooling: Add 'perf bench syscall' benchmark Ingo Molnar
2016-02-01 7:48 ` [PATCH] perf tooling: Simplify 'perf bench syscall' Ingo Molnar
2016-02-01 15:41 ` [PATCH] perf tooling: Add 'perf bench syscall' benchmark Andy Lutomirski
2016-02-03 10:22 ` Ingo Molnar
2016-06-20 18:00 ` [PATCH] perf: add 'perf bench syscall' Josh Poimboeuf
2016-06-20 19:16 ` Andy Lutomirski
2016-06-21 14:55 ` Josh Poimboeuf
2016-06-21 16:31 ` Andy Lutomirski
-- strict thread matches above, loose matches on Subject: below --
2016-02-11 1:08 [PATCH 0/4 v6] sched,time: reduce nohz_full syscall overhead 40% riel
2016-02-11 1:08 ` [PATCH 3/4] time,acct: drop irq save & restore from __acct_update_integrals riel
2016-02-02 17:19 [PATCH 0/4 v5] sched,time: reduce nohz_full syscall overhead 40% riel
2016-02-02 17:19 ` [PATCH 3/4] time,acct: drop irq save & restore from __acct_update_integrals riel
2016-02-01 19:21 [PATCH 0/4 v4] sched,time: reduce nohz_full syscall overhead 40% riel
2016-02-01 19:21 ` [PATCH 3/4] time,acct: drop irq save & restore from __acct_update_integrals riel
2016-01-30 3:36 [PATCH 0/2] sched,time: reduce nohz_full syscall overhead 40% riel
2016-01-30 3:36 ` [PATCH 3/4] time,acct: drop irq save & restore from __acct_update_integrals riel
2016-01-30 16:24 ` Frederic Weisbecker
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