From patchwork Wed Feb 26 23:08:00 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nuno Das Neves X-Patchwork-Id: 13993318 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 3651CC021B8 for ; Wed, 26 Feb 2025 23:21:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=dX/iJYTkA0XwCK7YEqZooviM5NNKs8hNc+nR73ij2r0=; b=KypTC4PM49t+Kgj6Z2UX+77yzp TqpM6a++urWqAuUqPUVwwXF17WM/MKjS1yIWrff3FGTOXXuS62ZfdZO1hbcqTKLjXzg8iSMCSrxn5 r0n1sEYWa+MvaBNow12eKunL3xzopkT0lNjYOZTFqv5jet6guH3P3KJO9ZXLGt3AKGooXFNw19ckD PKI7MJ9mf+mEccJ7WN4F+aazkUnbCa4JvqyAT0tl2bvEeSw/FGAdOQJQ+qhYqLuw7svSjqEUFa7eI mRDcwkuBmuZW+Btg9eOMbzAvssigAvbeU3WH44wbapbtQUHwMnij/jc4rAX1dg3y9qUiMlEu2CT4A K5RyFDUQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tnQiW-00000005gtA-3Cje; Wed, 26 Feb 2025 23:21:28 +0000 Received: from linux.microsoft.com ([13.77.154.182]) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tnQWU-00000005eyD-3Lqc for linux-arm-kernel@lists.infradead.org; Wed, 26 Feb 2025 23:09:04 +0000 Received: from linuxonhyperv3.guj3yctzbm1etfxqx2vob5hsef.xx.internal.cloudapp.net (linux.microsoft.com [13.77.154.182]) by linux.microsoft.com (Postfix) with ESMTPSA id 2F71C210EAC6; Wed, 26 Feb 2025 15:08:59 -0800 (PST) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 2F71C210EAC6 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1740611339; bh=dX/iJYTkA0XwCK7YEqZooviM5NNKs8hNc+nR73ij2r0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=s6pP91LC/LLt4Zos509aAzMpzYWj0UmXWJ9I2LWsMt0jLxEe2jeFVevg40Zn0SAVO fB9TJdo7QZlpcZ3WZJRGcVEH7/80MR2VwN6UQYHw5bX6HtHTqNl6s80QF7Obi9JtEy /mwI/o03MprioEi7N0me2peh9ZLX7/fmeodRyxLU= From: Nuno Das Neves To: linux-hyperv@vger.kernel.org, x86@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, linux-acpi@vger.kernel.org Cc: kys@microsoft.com, haiyangz@microsoft.com, wei.liu@kernel.org, mhklinux@outlook.com, decui@microsoft.com, catalin.marinas@arm.com, will@kernel.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, hpa@zytor.com, daniel.lezcano@linaro.org, joro@8bytes.org, robin.murphy@arm.com, arnd@arndb.de, jinankjain@linux.microsoft.com, muminulrussell@gmail.com, skinsburskii@linux.microsoft.com, mrathor@linux.microsoft.com, ssengar@linux.microsoft.com, apais@linux.microsoft.com, Tianyu.Lan@microsoft.com, stanislav.kinsburskiy@gmail.com, gregkh@linuxfoundation.org, vkuznets@redhat.com, prapal@linux.microsoft.com, muislam@microsoft.com, anrayabh@linux.microsoft.com, rafael@kernel.org, lenb@kernel.org, corbet@lwn.net Subject: [PATCH v5 06/10] Drivers/hv: Export some functions for use by root partition module Date: Wed, 26 Feb 2025 15:08:00 -0800 Message-Id: <1740611284-27506-7-git-send-email-nunodasneves@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1740611284-27506-1-git-send-email-nunodasneves@linux.microsoft.com> References: <1740611284-27506-1-git-send-email-nunodasneves@linux.microsoft.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250226_150902_941116_67830E7B X-CRM114-Status: UNSURE ( 9.04 ) X-CRM114-Notice: Please train this message. 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org get_hypervisor_version, hv_call_deposit_pages, hv_call_create_vp, hv_call_deposit_pages, and hv_call_create_vp are all needed in module with CONFIG_MSHV_ROOT=m. Signed-off-by: Nuno Das Neves Reviewed-by: Stanislav Kinsburskii --- arch/arm64/hyperv/mshyperv.c | 1 + arch/x86/kernel/cpu/mshyperv.c | 1 + drivers/hv/hv_common.c | 1 + drivers/hv/hv_proc.c | 3 ++- 4 files changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/arm64/hyperv/mshyperv.c b/arch/arm64/hyperv/mshyperv.c index 2265ea5ce5ad..4e27cc29c79e 100644 --- a/arch/arm64/hyperv/mshyperv.c +++ b/arch/arm64/hyperv/mshyperv.c @@ -26,6 +26,7 @@ int hv_get_hypervisor_version(union hv_hypervisor_version_info *info) return 0; } +EXPORT_SYMBOL_GPL(hv_get_hypervisor_version); static int __init hyperv_init(void) { diff --git a/arch/x86/kernel/cpu/mshyperv.c b/arch/x86/kernel/cpu/mshyperv.c index 2c29dfd6de19..0116d0e96ef9 100644 --- a/arch/x86/kernel/cpu/mshyperv.c +++ b/arch/x86/kernel/cpu/mshyperv.c @@ -420,6 +420,7 @@ int hv_get_hypervisor_version(union hv_hypervisor_version_info *info) return 0; } +EXPORT_SYMBOL_GPL(hv_get_hypervisor_version); static void __init ms_hyperv_init_platform(void) { diff --git a/drivers/hv/hv_common.c b/drivers/hv/hv_common.c index ce20818688fe..252fd66ad4db 100644 --- a/drivers/hv/hv_common.c +++ b/drivers/hv/hv_common.c @@ -717,6 +717,7 @@ int hv_result_to_errno(u64 status) } return -EIO; } +EXPORT_SYMBOL_GPL(hv_result_to_errno); void hv_identify_partition_type(void) { diff --git a/drivers/hv/hv_proc.c b/drivers/hv/hv_proc.c index 8fc30f509fa7..20c8cee81e2b 100644 --- a/drivers/hv/hv_proc.c +++ b/drivers/hv/hv_proc.c @@ -108,6 +108,7 @@ int hv_call_deposit_pages(int node, u64 partition_id, u32 num_pages) kfree(counts); return ret; } +EXPORT_SYMBOL_GPL(hv_call_deposit_pages); int hv_call_add_logical_proc(int node, u32 lp_index, u32 apic_id) { @@ -194,4 +195,4 @@ int hv_call_create_vp(int node, u64 partition_id, u32 vp_index, u32 flags) return ret; } - +EXPORT_SYMBOL_GPL(hv_call_create_vp);