From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:60796 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758074AbdLROIG (ORCPT ); Mon, 18 Dec 2017 09:08:06 -0500 Subject: Patch "arm-ccn: perf: Prevent module unload while PMU is in use" has been added to the 3.18-stable tree To: suzuki.poulose@arm.com, alexander.levin@verizon.com, gregkh@linuxfoundation.org, mark.rutland@arm.com, pawel.moll@arm.com, will.deacon@arm.com Cc: , From: Date: Mon, 18 Dec 2017 15:07:48 +0100 Message-ID: <1513606068236249@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled arm-ccn: perf: Prevent module unload while PMU is in use to the 3.18-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: arm-ccn-perf-prevent-module-unload-while-pmu-is-in-use.patch and it can be found in the queue-3.18 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From foo@baz Mon Dec 18 15:03:25 CET 2017 From: Suzuki K Poulose Date: Fri, 3 Nov 2017 11:45:18 +0000 Subject: arm-ccn: perf: Prevent module unload while PMU is in use From: Suzuki K Poulose [ Upstream commit c7f5828bf77dcbd61d51f4736c1d5aa35663fbb4 ] When the PMU driver is built as a module, the perf expects the pmu->module to be valid, so that the driver is prevented from being unloaded while it is in use. Fix the CCN pmu driver to fill in this field. Fixes: a33b0daab73a0 ("bus: ARM CCN PMU driver") Cc: Pawel Moll Cc: Will Deacon Acked-by: Mark Rutland Signed-off-by: Suzuki K Poulose Signed-off-by: Will Deacon Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/bus/arm-ccn.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/bus/arm-ccn.c +++ b/drivers/bus/arm-ccn.c @@ -1157,6 +1157,7 @@ static int arm_ccn_pmu_init(struct arm_c /* Perf driver registration */ ccn->dt.pmu = (struct pmu) { + .module = THIS_MODULE, .attr_groups = arm_ccn_pmu_attr_groups, .task_ctx_nr = perf_invalid_context, .event_init = arm_ccn_pmu_event_init, Patches currently in stable-queue which might be from suzuki.poulose@arm.com are queue-3.18/arm-ccn-perf-prevent-module-unload-while-pmu-is-in-use.patch