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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 898D9C3ABCC for ; Wed, 14 May 2025 11:52:09 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1uFAdF-0005rB-Mk; Wed, 14 May 2025 07:50:41 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uFAdC-0005qb-Ns for qemu-devel@nongnu.org; Wed, 14 May 2025 07:50:38 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uFAd7-00063r-68 for qemu-devel@nongnu.org; Wed, 14 May 2025 07:50:38 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1747223430; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=uZ0822VM1X6UTnEEl31BG7SIVJs/Pp/+b+HwS+jAx3g=; b=Z6RkTlj6J1nvTWA7yS97tUweXX22OFuEt+i2Q8whlFH0kxezAdsU3JiSJML8cOGLUyGUJY tNGELaUBJvm6B1Zkl8Hzi0dH+gNeyfMihNnaadWFadDVECeoVyB3/iNBb27McRs4IujuoY h880qRHUEsYyHnKsgtY1uzm8Qw13JNM= Received: from mail-wr1-f70.google.com (mail-wr1-f70.google.com [209.85.221.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-561-XSd4CspNOiW5o5VQWzC0Jg-1; Wed, 14 May 2025 07:50:29 -0400 X-MC-Unique: XSd4CspNOiW5o5VQWzC0Jg-1 X-Mimecast-MFC-AGG-ID: XSd4CspNOiW5o5VQWzC0Jg_1747223428 Received: by mail-wr1-f70.google.com with SMTP id ffacd0b85a97d-3a0b5d18cb7so2600385f8f.2 for ; Wed, 14 May 2025 04:50:29 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1747223428; x=1747828228; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=uZ0822VM1X6UTnEEl31BG7SIVJs/Pp/+b+HwS+jAx3g=; b=qfqRNmfozJYdceoYE5m0zxSrTNr7ofBcCBDjecXx6NOBGTnHILsYfGY1ceKZaqu5Ax QevibHAxK2WWNu278ljFHrIPMKPL/gvByu5DMwILWoUdVgfJhXHK1IuKpF/nmYULJ/35 e+DXc2hEJAPHtpCk8kBFYdRBsFzARE4DgV5BP8kgd8mjKmq+QIIxwQAXX6B3HXs9/zpQ EO9zX+dR7sZGujlErLUxAlcYtpH48w302OryTB+jj06EF1gamxWyqSVOiB7JslbNoiyd i+XuRPAbkxchd9nBj8QxmxyqH32wP1XvYdtSjRgjpVmB3Y/iS/yjQQZj/iUdScrzXEa7 rY8g== X-Gm-Message-State: AOJu0Yyec4PSN+oH+1VGXoQrGM8tDrdAcu4BAQMNMmKXzkVgtmo7J+bu GJgl66uhjVjFigQP0x2L/oyFsMrDFfh1W5ttkw185qytvUsamBmYOe/tkvDQR7h3xuxAhbn45ax HS2FIPap4opJG4VjCzjqj5/e1lXLwNT4L+A4TuowAyGYm24kOyh5qEMt+u8u6ZcMSdvDyRPTcl+ ce9GSdz0OhBC+a3QC0dz7WRPHmdK+JaQ== X-Gm-Gg: ASbGncuKhiX2V9AMV8owDvNMonefR2IGZutdP3ZPp2soCo/898yhPpAV9kCaye/xSkh QDhFtyef1j2xKJ3L2d/tnOLwEPVmafLhwydlGZa3+fQYRAh7Dv/ui5LpHjZHH3z3P1ui+wdDW7B XhliIhEdDAGoAKf/Cpqu/l5XWRD3LoKBxeQmHgmcNYa7nwXuGFTspDKapA9CC8W5NL8+UmgLZvA 0wmlWhm0WttvUpH+GfbolRn+Z6zg7glHxM8DC1iodPcyjfmbmL1Prd0HGTHOlxxjhNqS7/k6ppE AolKpw== X-Received: by 2002:a05:6000:1ac7:b0:3a2:5c7:7a84 with SMTP id ffacd0b85a97d-3a34991e1e4mr2647413f8f.40.1747223428016; Wed, 14 May 2025 04:50:28 -0700 (PDT) X-Google-Smtp-Source: AGHT+IE8UTwYb34YLWWbIyIk5vDhtAzOStlpkHmBllXNB0mfyMNAfcaK2rAHjgqwRgOXiRuLR3QXgQ== X-Received: by 2002:a05:6000:1ac7:b0:3a2:5c7:7a84 with SMTP id ffacd0b85a97d-3a34991e1e4mr2647383f8f.40.1747223427599; Wed, 14 May 2025 04:50:27 -0700 (PDT) Received: from redhat.com ([2a0d:6fc0:1517:1000:ea83:8e5f:3302:3575]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3a1f58ecccbsm19610607f8f.32.2025.05.14.04.50.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 14 May 2025 04:50:26 -0700 (PDT) Date: Wed, 14 May 2025 07:50:25 -0400 From: "Michael S. Tsirkin" To: qemu-devel@nongnu.org Cc: Peter Maydell , Vinayak Holikatti , Davidlohr Bueso , Jonathan Cameron , Fan Ni Subject: [PULL 04/27] hw/cxl: factor out calculation of sanitize duration from cmd_santize_overwrite Message-ID: <484df0704ea592ebd5993c15d63ea38f309ec6e0.1747223385.git.mst@redhat.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Mailer: git-send-email 2.27.0.106.g8ac3dc51b1 X-Mutt-Fcc: =sent Received-SPF: pass client-ip=170.10.129.124; envelope-from=mst@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -37 X-Spam_score: -3.8 X-Spam_bar: --- X-Spam_report: (-3.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.686, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Vinayak Holikatti Move the code of calculation of sanitize duration into function for usability by other sanitize routines Estimate times based on: https://pmem.io/documents/NVDIMM_DSM_Interface-V1.8.pdf Signed-off-by: Davidlohr Bueso Signed-off-by: Vinayak Holikatti Signed-off-by: Jonathan Cameron Message-Id: <20250305092501.191929-5-Jonathan.Cameron@huawei.com> Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/cxl/cxl-mailbox-utils.c | 63 ++++++++++++++++++++++---------------- 1 file changed, 36 insertions(+), 27 deletions(-) diff --git a/hw/cxl/cxl-mailbox-utils.c b/hw/cxl/cxl-mailbox-utils.c index 79b35d1405..9f9d475678 100644 --- a/hw/cxl/cxl-mailbox-utils.c +++ b/hw/cxl/cxl-mailbox-utils.c @@ -1640,6 +1640,41 @@ static void __do_sanitization(CXLType3Dev *ct3d) cxl_discard_all_event_records(&ct3d->cxl_dstate); } +static int get_sanitize_duration(uint64_t total_mem) +{ + int secs = 0; + + if (total_mem <= 512) { + secs = 4; + } else if (total_mem <= 1024) { + secs = 8; + } else if (total_mem <= 2 * 1024) { + secs = 15; + } else if (total_mem <= 4 * 1024) { + secs = 30; + } else if (total_mem <= 8 * 1024) { + secs = 60; + } else if (total_mem <= 16 * 1024) { + secs = 2 * 60; + } else if (total_mem <= 32 * 1024) { + secs = 4 * 60; + } else if (total_mem <= 64 * 1024) { + secs = 8 * 60; + } else if (total_mem <= 128 * 1024) { + secs = 15 * 60; + } else if (total_mem <= 256 * 1024) { + secs = 30 * 60; + } else if (total_mem <= 512 * 1024) { + secs = 60 * 60; + } else if (total_mem <= 1024 * 1024) { + secs = 120 * 60; + } else { + secs = 240 * 60; /* max 4 hrs */ + } + + return secs; +} + /* * CXL r3.1 Section 8.2.9.9.5.1: Sanitize (Opcode 4400h) * @@ -1668,33 +1703,7 @@ static CXLRetCode cmd_sanitize_overwrite(const struct cxl_cmd *cmd, int secs; total_mem = (ct3d->cxl_dstate.vmem_size + ct3d->cxl_dstate.pmem_size) >> 20; - if (total_mem <= 512) { - secs = 4; - } else if (total_mem <= 1024) { - secs = 8; - } else if (total_mem <= 2 * 1024) { - secs = 15; - } else if (total_mem <= 4 * 1024) { - secs = 30; - } else if (total_mem <= 8 * 1024) { - secs = 60; - } else if (total_mem <= 16 * 1024) { - secs = 2 * 60; - } else if (total_mem <= 32 * 1024) { - secs = 4 * 60; - } else if (total_mem <= 64 * 1024) { - secs = 8 * 60; - } else if (total_mem <= 128 * 1024) { - secs = 15 * 60; - } else if (total_mem <= 256 * 1024) { - secs = 30 * 60; - } else if (total_mem <= 512 * 1024) { - secs = 60 * 60; - } else if (total_mem <= 1024 * 1024) { - secs = 120 * 60; - } else { - secs = 240 * 60; /* max 4 hrs */ - } + secs = get_sanitize_duration(total_mem); /* EBUSY other bg cmds as of now */ cci->bg.runtime = secs * 1000UL; -- MST