From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 8C4EB465C6 for ; Fri, 18 Apr 2025 21:33:12 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 5C09A40657; Fri, 18 Apr 2025 21:33:12 +0200 (CEST) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id CFA8D40647; Fri, 18 Apr 2025 21:33:10 +0200 (CEST) Received: by linux.microsoft.com (Postfix, from userid 1202) id 26A3020BCAD3; Fri, 18 Apr 2025 12:33:10 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 26A3020BCAD3 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxonhyperv.com; s=default; t=1745004790; bh=oCDgA4JPo3Zy+xmC6zGG8wMJU4O/cuvOLvE0ZIYA1V8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=juE1ukdVcKJHT/xocScuS4fXJ33K7rFIZMdJIl/kaf6yQ4IcN0VB2UbrWbd75HlY6 VbItLT2jJcomIjvvjXOQg/cdYDRWGKSbgHr6eRl5sN79rd07yrCr1djBUjAlbVUprT tf+7yEbPS0JiZm8S9jNSAxvg6Ziq1UDZVErtsEKI= From: longli@linuxonhyperv.com To: Stephen Hemminger , Wei Hu Cc: dev@dpdk.org, Long Li , stable@dpdk.org Subject: [PATCH 2/4] bus/vmbus: Define Hyper-V page size Date: Fri, 18 Apr 2025 12:32:48 -0700 Message-Id: <1745004770-9795-3-git-send-email-longli@linuxonhyperv.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1745004770-9795-1-git-send-email-longli@linuxonhyperv.com> References: <1745004770-9795-1-git-send-email-longli@linuxonhyperv.com> X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org From: Long Li Hyper-V uses 4k page size, regardless of the system page size used. Define Hyper-V page size for use in drivers. Fixes: 831dba47bd ("bus/vmbus: add Hyper-V virtual bus support") Cc: stable@dpdk.org Signed-off-by: Long Li --- drivers/bus/vmbus/bus_vmbus_driver.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/bus/vmbus/bus_vmbus_driver.h b/drivers/bus/vmbus/bus_vmbus_driver.h index bc394208de..0a56275437 100644 --- a/drivers/bus/vmbus/bus_vmbus_driver.h +++ b/drivers/bus/vmbus/bus_vmbus_driver.h @@ -14,6 +14,10 @@ extern "C" { #endif +#define HYPERV_PAGE_SHIFT 12 +#define HYPERV_PAGE_SIZE (1 << HYPERV_PAGE_SHIFT) +#define HYPERV_PAGE_MASK (HYPERV_PAGE_SIZE - 1) + struct vmbus_channel; struct vmbus_mon_page; -- 2.34.1