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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: zhangshaokun@hisilicon.com, kong.kongxinwei@hisilicon.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+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, all When boot v5.11-rc2 on my Kunpeng 920 PC, the kernel will block at PMU initialization stage, and after binary-search with bisect I found that this problem was introduced by commit ac4511c9364c ("drivers/perf: hisi: Add identifier sysfs file"), and to be more accurate it actually blocked at following position: hisi_hha_pmu_init_data(): hha_pmu->identifier = readl(hha_pmu->base + HHA_VERSION); If you guys had already know this problem, please ignore this message. Thanks, _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel