From patchwork Sun Dec 10 15:21:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiang W X-Patchwork-Id: 1874203 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; secure) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=0ixDdVO2; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=126.com header.i=@126.com header.a=rsa-sha256 header.s=s110527 header.b=H/wDnd7F; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:3::133; helo=bombadil.infradead.org; envelope-from=opensbi-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org; receiver=patchwork.ozlabs.org) Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1) server-digest SHA384) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4Sp7xZ5SmTz1ySY for ; Mon, 11 Dec 2023 02:25:51 +1100 (AEDT) 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: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:In-Reply-To:References: List-Owner; bh=eDxnNhC3Mc/TwiLT7yvME527oqjR83xEcESlCrPku8Q=; b=0ixDdVO2KZpfr6 zFBP6+ZbEMyhC9c2CoNEk8N7k7a6gz8TYagWBNOtMbjJK7XO21WBqnKh0FJe2edGCKQKv+S+W/JDI biRHa+L0d7UWBNcGFwrUDJl7/0xzATg5GESBisGRxCicAavfmhoCIbWZV4LwL1ATbbXY6qNYLUGRc XEJwbHx0oueOwqMiX5ctj03njShGY19uNumHyqiX35DjrHi6n/W0gLd+pCB4YUP0nFyCkrn+59IqW BE6QfLGcwxfYNfH+Bxx8OVpYW6mOBUnnRpATMFdR/lkc3U2uwnMr2iyz901KMevmyn0zxwoG+Sz0+ +1RY6luy6ZoXCCRh9fug==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rCLgM-003BkB-0s; Sun, 10 Dec 2023 15:25:26 +0000 Received: from m15.mail.126.com ([45.254.50.223]) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rCLgI-003BjA-0b for opensbi@lists.infradead.org; Sun, 10 Dec 2023 15:25:24 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=126.com; s=s110527; h=From:Subject:Date:Message-ID:MIME-Version; bh=U2Bj1 ngG7DxqLu2iK7RprEJNw+VP3D2Wle+oVjC5c9c=; b=H/wDnd7F7ZTdLa+xnnnHY 2hocL1mF4tR/w777kFCoOywqHxtKVYAj+3clsIcKyCGG8KvWOKukhiBl0NZFsFTB 5w+kZnECALdU0wMiFXh0Fya9cI3wXYu4gcQmkDw8vVEGBZRdA5bs2BsWA3dP8kj7 WJDyVBySjQFeDt06dLVVgs= Received: from T490.lan (unknown [112.83.182.199]) by zwqz-smtp-mta-g2-0 (Coremail) with SMTP id _____wD33rxZ2HVlf+DvDg--.54705S2; Sun, 10 Dec 2023 23:25:15 +0800 (CST) From: Xiang W To: opensbi@lists.infradead.org Cc: apatel@ventanamicro.com, Xiang W Subject: [PATCH v2] lib: sbi: skip wait_for_coldboot when coolboot done Date: Sun, 10 Dec 2023 23:21:39 +0800 Message-ID: <20231210152511.1146592-1-wxjstz@126.com> X-Mailer: git-send-email 2.42.0 MIME-Version: 1.0 X-CM-TRANSID: _____wD33rxZ2HVlf+DvDg--.54705S2 X-Coremail-Antispam: 1Uf129KBjvdXoWruFWxKryrCF48tw4xCFW5Awb_yoWxCrX_Cr y09r10kws8Xayqv3Wjyr45Jrya9r4ruF1UuF12yFZ8Jr4Iyw1DXr1Utw1DXa4UGw42ka9F 9wsxCF48tr15ujkaLaAFLSUrUUUUUb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7sRCPfQ5UUUUU== X-Originating-IP: [112.83.182.199] X-CM-SenderInfo: pz0m23b26rjloofrz/xtbBdRxCOmSdLpSwhgAAsk X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231210_072522_735564_87A9D001 X-CRM114-Status: UNSURE ( 5.03 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: Spam detection software, running on the system "bombadil.infradead.org", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: When warmboot via HSM, coolboot has been completed and wait_for_coldboot can be skipped to speed up. Signed-off-by: Xiang W --- v2 changes: move coolboot_done check to wait_for_coldboot lib/sbi/sbi_init.c | 3 +++ 1 file changed, 3 insertions(+) Content analysis details: (-0.2 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [45.254.50.223 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider [wxjstz[at]126.com] -0.0 RCVD_IN_MSPIKE_H2 RBL: Average reputation (+2) [45.254.50.223 listed in wl.mailspike.net] -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain X-BeenThere: opensbi@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "opensbi" Errors-To: opensbi-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org When warmboot via HSM, coolboot has been completed and wait_for_coldboot can be skipped to speed up. Signed-off-by: Xiang W Reviewed-by: Anup Patel --- v2 changes: move coolboot_done check to wait_for_coldboot lib/sbi/sbi_init.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/lib/sbi/sbi_init.c b/lib/sbi/sbi_init.c index e723553..e88c3b1 100644 --- a/lib/sbi/sbi_init.c +++ b/lib/sbi/sbi_init.c @@ -195,6 +195,9 @@ static void wait_for_coldboot(struct sbi_scratch *scratch, u32 hartid) { unsigned long saved_mie, cmip; + if (__smp_load_acquire(&coldboot_done)) + return; + /* Save MIE CSR */ saved_mie = csr_read(CSR_MIE);