From patchwork Tue May 16 19:35:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnd Bergmann X-Patchwork-Id: 13243678 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A10F5C7EE2E for ; Tue, 16 May 2023 19:38:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230092AbjEPTiF (ORCPT ); Tue, 16 May 2023 15:38:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57734 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230091AbjEPThy (ORCPT ); Tue, 16 May 2023 15:37:54 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 979CB3C10; Tue, 16 May 2023 12:37:34 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 23FF66372E; Tue, 16 May 2023 19:37:09 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EAB46C433D2; Tue, 16 May 2023 19:37:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1684265828; bh=9mGjBlJh/v4od95uyV8nA9/tvAI7Fp8HXXcZE+gBPXw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dchZZo9WqmTT5pXqQ91IEEzoZcfaltTNsqPX8uCQB2EtS7z6X18KvPkxGsTqXf4Im FZs0O9Gu21RgjwUSracQfDCkupgQf81CrS65a+HuQhXicxa375U5tO5k2auE3ZkfIX SKZBxS0YIyNz60tANL/6BP3KH5Ub5veXwRzbRJxH/VCBU7GKgNIbVhmkVUIQ8Vs5kv 5GszcMPQCxAVwJPTq5LqISilKOY4ClP6e9zRYaqOL34Yi0tc5tzpXafXUnVrKXNOO3 TsvuruEr2W76ZTF/RJBhwZwLfH80cVdeikTgUUcvyM1yAbkQhHNiX6snxmVt/CTQZJ lgJDvr4/QBZSw== From: Arnd Bergmann To: x86@kernel.org Cc: Arnd Bergmann , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" , Andy Lutomirski , Steven Rostedt , Masami Hiramatsu , Mark Rutland , Juergen Gross , "Srivatsa S. Bhat (VMware)" , Alexey Makhalov , VMware PV-Drivers Reviewers , Peter Zijlstra , Darren Hart , Andy Shevchenko , Boris Ostrovsky , "Rafael J. Wysocki" , linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-pci@vger.kernel.org, platform-driver-x86@vger.kernel.org, xen-devel@lists.xenproject.org, linux-pm@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 10/20] x86: xen: add missing prototypes Date: Tue, 16 May 2023 21:35:39 +0200 Message-Id: <20230516193549.544673-11-arnd@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230516193549.544673-1-arnd@kernel.org> References: <20230516193549.544673-1-arnd@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org From: Arnd Bergmann arch/x86/xen/enlighten_pv.c:1233:34: error: no previous prototype for 'xen_start_kernel' [-Werror=missing-prototypes] arch/x86/xen/irq.c:22:14: error: no previous prototype for 'xen_force_evtchn_callback' [-Werror=missing-prototypes] arch/x86/xen/mmu_pv.c:358:20: error: no previous prototype for 'xen_pte_val' [-Werror=missing-prototypes] arch/x86/xen/mmu_pv.c:366:20: error: no previous prototype for 'xen_pgd_val' [-Werror=missing-prototypes] Signed-off-by: Arnd Bergmann --- arch/x86/xen/efi.c | 2 ++ arch/x86/xen/smp.h | 3 +++ arch/x86/xen/xen-ops.h | 14 ++++++++++++++ include/xen/xen.h | 3 +++ 4 files changed, 22 insertions(+) diff --git a/arch/x86/xen/efi.c b/arch/x86/xen/efi.c index 7d7ffb9c826a..863d0d6b3edc 100644 --- a/arch/x86/xen/efi.c +++ b/arch/x86/xen/efi.c @@ -16,6 +16,8 @@ #include #include +#include "xen-ops.h" + static efi_char16_t vendor[100] __initdata; static efi_system_table_t efi_systab_xen __initdata = { diff --git a/arch/x86/xen/smp.h b/arch/x86/xen/smp.h index 22fb982ff971..cbc45e2462f5 100644 --- a/arch/x86/xen/smp.h +++ b/arch/x86/xen/smp.h @@ -2,6 +2,9 @@ #ifndef _XEN_SMP_H #ifdef CONFIG_SMP + +asmlinkage void cpu_bringup_and_idle(void); + extern void xen_send_IPI_mask(const struct cpumask *mask, int vector); extern void xen_send_IPI_mask_allbutself(const struct cpumask *mask, diff --git a/arch/x86/xen/xen-ops.h b/arch/x86/xen/xen-ops.h index 6d7f6318fc07..0f71ee3fe86b 100644 --- a/arch/x86/xen/xen-ops.h +++ b/arch/x86/xen/xen-ops.h @@ -160,4 +160,18 @@ void xen_hvm_post_suspend(int suspend_cancelled); static inline void xen_hvm_post_suspend(int suspend_cancelled) {} #endif +void xen_force_evtchn_callback(void); +pteval_t xen_pte_val(pte_t pte); +pgdval_t xen_pgd_val(pgd_t pgd); +pte_t xen_make_pte(pteval_t pte); +pgd_t xen_make_pgd(pgdval_t pgd); +pmdval_t xen_pmd_val(pmd_t pmd); +pmd_t xen_make_pmd(pmdval_t pmd); +pudval_t xen_pud_val(pud_t pud); +pud_t xen_make_pud(pudval_t pud); +p4dval_t xen_p4d_val(p4d_t p4d); +p4d_t xen_make_p4d(p4dval_t p4d); +pte_t xen_make_pte_init(pteval_t pte); +void xen_start_kernel(struct start_info *si); + #endif /* XEN_OPS_H */ diff --git a/include/xen/xen.h b/include/xen/xen.h index 0efeb652f9b8..f989162983c3 100644 --- a/include/xen/xen.h +++ b/include/xen/xen.h @@ -31,6 +31,9 @@ extern uint32_t xen_start_flags; #include extern struct hvm_start_info pvh_start_info; +void xen_prepare_pvh(void); +struct pt_regs; +void xen_pv_evtchn_do_upcall(struct pt_regs *regs); #ifdef CONFIG_XEN_DOM0 #include