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Miller" , Jakub Kicinski , Mathieu Poirier , Suzuki K Poulose , Mike Leach , Alexander Shishkin , Jan Harkes , coda@cs.cmu.edu, Paul Moore , Eric Paris , Balbir Singh , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org, codalist@coda.cs.cmu.edu, linux-audit@redhat.com Cc: Leo Yan Subject: [PATCH v1 7/7] taskstats: Use task_is_in_root_ns() Date: Sun, 5 Dec 2021 22:51:05 +0800 Message-Id: <20211205145105.57824-8-leo.yan@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211205145105.57824-1-leo.yan@linaro.org> References: <20211205145105.57824-1-leo.yan@linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211205_065145_853555_D3E884A4 X-CRM114-Status: GOOD ( 11.61 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Replace open coded checking root PID namespace with task_is_in_root_ns(). Signed-off-by: Leo Yan --- kernel/taskstats.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/taskstats.c b/kernel/taskstats.c index 2b4898b4752e..c6a19d3911b3 100644 --- a/kernel/taskstats.c +++ b/kernel/taskstats.c @@ -284,7 +284,7 @@ static int add_del_listener(pid_t pid, const struct cpumask *mask, int isadd) if (current_user_ns() != &init_user_ns) return -EINVAL; - if (task_active_pid_ns(current) != &init_pid_ns) + if (!task_is_in_root_ns(current)) return -EINVAL; if (isadd == REGISTER) { -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel