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 7C233C19F32 for ; Thu, 27 Feb 2025 19:42:15 +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:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=5PwRYSAUHqQeSDxhm2bQfQtxnfTWxm0thIO57fvgsKQ=; b=ufTgcpcsjveAjdpU2Zb6hWcitb 2ZBJvmT1cesZImYC7KuPYzziTi3EXk86gRPQMKgSxW9ag3L87fENGGQGDGj5WsefqEenEdlm5ciCp fvtW5bqGpiDgr6beqHwJsq4yY3Gmn0BSsnHKBFujnAUx+K5PITHofWNGjFktEBD+6dOx9DzbcLIol MAAyu87SPBRajzCsxoEzzdV3XADUmC8qK7sxJ3bD+1tSJ+9A8UAgZBjEz0TGa2Oa41MOBtxXj1cl7 MHuQDAwGLXr0zmtc6d/LANxxG4r/sIKumcZ9bAJIg7jXllV4QGyZp7yj5o5OKVMGODSJpj9Fb1LT4 J5xe1aDA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tnjlm-00000008cLO-3vre; Thu, 27 Feb 2025 19:42:06 +0000 Received: from linux.microsoft.com ([13.77.154.182]) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tniMA-00000008HwR-1YtE for linux-arm-kernel@lists.infradead.org; Thu, 27 Feb 2025 18:11:35 +0000 Received: from [10.137.184.60] (unknown [131.107.160.188]) by linux.microsoft.com (Postfix) with ESMTPSA id 90A85203CDDF; Thu, 27 Feb 2025 10:11:33 -0800 (PST) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 90A85203CDDF DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1740679893; bh=5PwRYSAUHqQeSDxhm2bQfQtxnfTWxm0thIO57fvgsKQ=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=dCMYHJlhcHp7HpaaqM/xo3xcDHeX+BR6NspNgtru54jt68z0NiVe72r6cpxO4KSWl HTpZ6+C8GLgGZxhotNFOeWh4czASJ4l/bfmkWwPf5a+FRxr10C/BdLa7xLlbOZyFPR 5i5UA+3HH4wSKGSpk+HAUPHY5Z6rNrW0Av7r9c4Q= Message-ID: Date: Thu, 27 Feb 2025 10:11:33 -0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v5 06/10] Drivers/hv: Export some functions for use by root partition module To: Nuno Das Neves , 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 References: <1740611284-27506-1-git-send-email-nunodasneves@linux.microsoft.com> <1740611284-27506-7-git-send-email-nunodasneves@linux.microsoft.com> Content-Language: en-US From: Roman Kisel In-Reply-To: <1740611284-27506-7-git-send-email-nunodasneves@linux.microsoft.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250227_101134_499922_B25BBE73 X-CRM114-Status: GOOD ( 12.70 ) 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 On 2/26/2025 3:08 PM, Nuno Das Neves wrote: > 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 > --- > 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); Reviewed-by: Roman Kisel -- Thank you, Roman