From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 80B20C25B75 for ; Wed, 29 May 2024 13:36:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=cAzs8U+LPCksGi4MSbz676EvviOOZVYBed1DRFsNTXE=; b=mY2jCCw589ZhwB rXiAGU8BrZM+IuSugHLrj4+4ROdG0XOjb43OIlCzqgjtyD2phDeIqji0jfiIy38n8E+XBQsxeB1ar 4p+p2wb3vNnrTyw9TaXG73De4XmmyT18vl1HA60cQOy2tNAJlopPDVtMzSdcmy6L+dj6+bWJMG3rM +35Bf0ogHqHSSDF05/H3JkueFLPzpIXkjXprw4pt0jqVa6OX9H3qkpFgB3ORZyinyZiP4pegt4PG+ oGhfDR+t2J5MkUNTqXzq9tf4sbHYBdLxBCzt/W9GwKMRaQp52WPnG7LZIY2RX8M00zwQFDDxx/x+4 CVChE/4MMaGvhsc2N6jA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sCJT8-00000004HM7-2ufJ; Wed, 29 May 2024 13:35:54 +0000 Received: from frasgout.his.huawei.com ([185.176.79.56]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sCJT4-00000004HKd-3MS6 for linux-arm-kernel@lists.infradead.org; Wed, 29 May 2024 13:35:53 +0000 Received: from mail.maildlp.com (unknown [172.18.186.231]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4Vq9K16F63z6JBDd; Wed, 29 May 2024 21:31:49 +0800 (CST) Received: from lhrpeml500005.china.huawei.com (unknown [7.191.163.240]) by mail.maildlp.com (Postfix) with ESMTPS id EF125140B33; Wed, 29 May 2024 21:35:48 +0800 (CST) Received: from SecurePC-101-06.china.huawei.com (10.122.247.231) by lhrpeml500005.china.huawei.com (7.191.163.240) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Wed, 29 May 2024 14:35:48 +0100 From: Jonathan Cameron To: Marc Zyngier , Will Deacon , Catalin Marinas , , , , , CC: Mark Rutland , Thomas Gleixner , Peter Zijlstra , , , Russell King , "Rafael J . Wysocki" , Miguel Luis , James Morse , Salil Mehta , Jean-Philippe Brucker , Hanjun Guo , Gavin Shan , Ingo Molnar , Borislav Petkov , Dave Hansen , , , Subject: [PATCH v10 02/19] cpu: Do not warn on arch_register_cpu() returning -EPROBE_DEFER Date: Wed, 29 May 2024 14:34:29 +0100 Message-ID: <20240529133446.28446-3-Jonathan.Cameron@huawei.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240529133446.28446-1-Jonathan.Cameron@huawei.com> References: <20240529133446.28446-1-Jonathan.Cameron@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.122.247.231] X-ClientProxiedBy: lhrpeml100001.china.huawei.com (7.191.160.183) To lhrpeml500005.china.huawei.com (7.191.163.240) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240529_063551_014000_74BF0700 X-CRM114-Status: GOOD ( 13.10 ) 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 For arm64 the CPU registration cannot complete until the ACPI interpreter us up and running so in those cases the arch specific arch_register_cpu() will return -EPROBE_DEFER at this stage and the registration will be attempted later. Suggested-by: Rafael J. Wysocki Acked-by: Rafael J. Wysocki Reviewed-by: Hanjun Guo Reviewed-by: Gavin Shan Tested-by: Miguel Luis Signed-off-by: Jonathan Cameron --- drivers/base/cpu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c index c61ecb0c2ae2..1487cd9761a4 100644 --- a/drivers/base/cpu.c +++ b/drivers/base/cpu.c @@ -558,7 +558,7 @@ static void __init cpu_dev_register_generic(void) for_each_present_cpu(i) { ret = arch_register_cpu(i); - if (ret) + if (ret && ret != -EPROBE_DEFER) pr_warn("register_cpu %d failed (%d)\n", i, ret); } } -- 2.39.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel