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Thu, 04 Apr 2019 03:34:18 -0700 (PDT) Date: Thu, 4 Apr 2019 12:34:15 +0200 From: Corentin Labbe To: Robin Murphy Subject: Re: [PATCH v2 0/2] Fix Arm system PMU hotplug issues Message-ID: <20190404103415.GA8093@Red> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190404_033421_385805_449E2FB0 X-CRM114-Status: GOOD ( 13.94 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, suzuki.poulose@arm.com, peterz@infradead.org, bigeasy@linutronix.de, will.deacon@arm.com, linux-kernel@vger.kernel.org, tglx@linutronix.de, Meng.Li@windriver.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Apr 03, 2019 at 06:08:58PM +0100, Robin Murphy wrote: > Hi all, > > After a converstaion with Thomas a while back, it felt like the best way > forward here is just to resolve the pressing preemption violation, and > not make things more complicated by trying to manage theoretical races > within perf core from a distance. > > Thus v2 simply nukes the offending logic and brings those drivers in > line with the status quo. Due to the abrupt change in tactic I've not > kept the review tags given for v1. > > Robin. > > > Robin Murphy (2): > perf/arm-cci: Remove broken race mitigation > perf/arm-ccn: Remove broken race mitigation > > drivers/perf/arm-cci.c | 16 +++++++--------- > drivers/perf/arm-ccn.c | 23 +++++++++++------------ > 2 files changed, 18 insertions(+), 21 deletions(-) > > -- > 2.21.0.dirty > Hello Tested-by: Corentin Labbe Tested-on: sun8i-a83t-bananapi-m3 Thanks for having fixed this problem. Regards _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel