From patchwork Fri May 24 06:35:36 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= X-Patchwork-Id: 10959165 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9F2E814C0 for ; Fri, 24 May 2019 06:43:08 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8D660287E6 for ; Fri, 24 May 2019 06:43:08 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 818A42881A; Fri, 24 May 2019 06:43:08 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 31AE1287E6 for ; Fri, 24 May 2019 06:43:08 +0000 (UTC) Received: from localhost ([127.0.0.1]:49785 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hU3v1-00081J-Gp for patchwork-qemu-devel@patchwork.kernel.org; Fri, 24 May 2019 02:43:07 -0400 Received: from eggs.gnu.org ([209.51.188.92]:40606) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hU3oh-0002l0-UC for qemu-devel@nongnu.org; Fri, 24 May 2019 02:36:36 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hU3oh-0002p0-0x for qemu-devel@nongnu.org; Fri, 24 May 2019 02:36:35 -0400 Received: from mx1.redhat.com ([209.132.183.28]:47642) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hU3og-0002ok-S9 for qemu-devel@nongnu.org; Fri, 24 May 2019 02:36:34 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id B39B73092654; Fri, 24 May 2019 06:36:32 +0000 (UTC) Received: from x1w.redhat.com (ovpn-204-235.brq.redhat.com [10.40.204.235]) by smtp.corp.redhat.com (Postfix) with ESMTPS id D8C6C5B689; Fri, 24 May 2019 06:36:23 +0000 (UTC) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Date: Fri, 24 May 2019 08:35:36 +0200 Message-Id: <20190524063553.5339-4-philmd@redhat.com> In-Reply-To: <20190524063553.5339-1-philmd@redhat.com> References: <20190524063553.5339-1-philmd@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.43]); Fri, 24 May 2019 06:36:32 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH 03/20] hw/i386/pc: Let e820_add_entry() return a ssize_t type X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Yang Zhong , Eduardo Habkost , Rob Bradford , "Michael S. Tsirkin" , Marcelo Tosatti , Paolo Bonzini , Richard Henderson , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Samuel Ortiz Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP e820_add_entry() returns an array size on success, or a negative value on error. Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Li Qiang --- hw/i386/pc.c | 2 +- include/hw/i386/pc.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/hw/i386/pc.c b/hw/i386/pc.c index df8600ac24..1245028dd6 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -868,7 +868,7 @@ static void handle_a20_line_change(void *opaque, int irq, int level) x86_cpu_set_a20(cpu, level); } -int e820_add_entry(uint64_t address, uint64_t length, uint32_t type) +ssize_t e820_add_entry(uint64_t address, uint64_t length, uint32_t type) { unsigned int index = le32_to_cpu(e820_reserve.count); struct e820_entry *entry; diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h index 28b19173b0..2bc48c03c6 100644 --- a/include/hw/i386/pc.h +++ b/include/hw/i386/pc.h @@ -289,7 +289,7 @@ void pc_madt_cpu_entry(AcpiDeviceIf *adev, int uid, #define E820_NVS 4 #define E820_UNUSABLE 5 -int e820_add_entry(uint64_t, uint64_t, uint32_t); +ssize_t e820_add_entry(uint64_t, uint64_t, uint32_t); size_t e820_get_num_entries(void); bool e820_get_entry(unsigned int, uint32_t, uint64_t *, uint64_t *);