From nobody Thu Nov 6 02:28:18 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) client-ip=192.237.175.120; envelope-from=xen-devel-bounces@lists.xenproject.org; helo=lists.xenproject.org; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) smtp.mailfrom=xen-devel-bounces@lists.xenproject.org; dmarc=pass(p=none dis=none) header.from=gmail.com ARC-Seal: i=1; a=rsa-sha256; t=1700223924; cv=none; d=zohomail.com; s=zohoarc; b=J9BvOSbhoyDEYt0nXv2GVO7xdS947Se3RgfHw8EdNnpWbqSLVLdBPBkE0ts6MsQC7hsLi4ZyWpoceGy5nuPerw1l1pY+eSgTIqGh3s5eWY9De56a1MTvCj4RX4Zw4qeYfuq76l6lK6uOL8kuMJfYjuobzz/Rzc/R3EWv0hDzppc= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1700223924; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=h5EFcRe5i11VHN5dkWPb4m8i84DRWOYD+kJLJMwIYHU=; b=YaCER8DdLTc+Qvg0PM9zEwNFf1i/fGVverNOsRAxIkStrLHR4Fjax5qMJONTMk/x8zMMhMN/8CNE3n/5Uq5KcWItRD5cF2ftB6XP/PpndKFSau+ljKmmE4DkD/fjhOTVuW8XPLy0udS6SyUZThOppCg8OIZDXtwWXYUm2jEeUtE= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) smtp.mailfrom=xen-devel-bounces@lists.xenproject.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) by mx.zohomail.com with SMTPS id 1700223924384266.5084555961349; Fri, 17 Nov 2023 04:25:24 -0800 (PST) Received: from list by lists.xenproject.org with outflank-mailman.635117.990924 (Exim 4.92) (envelope-from ) id 1r3xu5-0002Ts-5m; Fri, 17 Nov 2023 12:24:57 +0000 Received: by outflank-mailman (output) from mailman id 635117.990924; Fri, 17 Nov 2023 12:24:57 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1r3xu5-0002Tb-2d; Fri, 17 Nov 2023 12:24:57 +0000 Received: by outflank-mailman (input) for mailman id 635117; Fri, 17 Nov 2023 12:24:55 +0000 Received: from se1-gles-sth1-in.inumbo.com ([159.253.27.254] helo=se1-gles-sth1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1r3xu3-0000ZQ-2R for xen-devel@lists.xenproject.org; Fri, 17 Nov 2023 12:24:55 +0000 Received: from mail-lf1-x12c.google.com (mail-lf1-x12c.google.com [2a00:1450:4864:20::12c]) by se1-gles-sth1.inumbo.com (Halon) with ESMTPS id 503bfeab-8544-11ee-98dc-6d05b1d4d9a1; Fri, 17 Nov 2023 13:24:54 +0100 (CET) Received: by mail-lf1-x12c.google.com with SMTP id 2adb3069b0e04-5079f9ec8d9so2033198e87.0 for ; Fri, 17 Nov 2023 04:24:54 -0800 (PST) Received: from fedora.. ([94.75.70.14]) by smtp.gmail.com with ESMTPSA id a18-20020ac25e72000000b005094d95e8bcsm209811lfr.218.2023.11.17.04.24.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 17 Nov 2023 04:24:53 -0800 (PST) X-Outflank-Mailman: Message body and most headers restored to incoming version X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 503bfeab-8544-11ee-98dc-6d05b1d4d9a1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1700223894; x=1700828694; darn=lists.xenproject.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=h5EFcRe5i11VHN5dkWPb4m8i84DRWOYD+kJLJMwIYHU=; b=khgVVekBBYMZDZxrIgX5r+NSmEj69sJ2rihdRHAKkCzBOTZWzdVtqYxuL3HtSvT7Ry XV0z6+tVo4XcXML7hguelv1hVrePWk7f7S/NtmO9y5NlUB205QhGX7eAKWwyjDITa/sL /X/2sVFTzkYtvP9M4b2t1hpbbzEYa7mu+MPG/TusJOZaDJDmiABanvxjDetvRI73TGGD B0x4Tp+ZoLnRGRmHRq/iMEff3tIa0dNY4s7pnN5hRfKSVLDCUOJARLgSj352cz2TQ3TW n/YtatociKBMXBtEt2PQfFfqLHLg6nXsYh/FvhRTwF38np26RzrMNfYChngc1xlPWqy4 nrlw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700223894; x=1700828694; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=h5EFcRe5i11VHN5dkWPb4m8i84DRWOYD+kJLJMwIYHU=; b=PQeXnSLVuQi3d5x2ytP5hy86jza/Hotw8hqAG4Aq9vsgdPlTtdgIlc5jwdKejeLjz0 YI8sWxhpHwPo+jgIBNiE+1MOS60YvxXdXAJqkl2PnxGVmJXrEnFdedUwWNN3s7MoE/vz I7YvC6xZUvcVrbO8Twp592wQb+9Cp06mqSVSFgODOoCY2dJznpTWF1SKKG0EI0MvsVO+ FZAisV9S43sCFpImfls5ksBU6UuLDpZKKcBD/vFeJPHizDaner1iFUPQbHea/GQFzuSs 2u5o52SAHB5HY/3Bgbu777ZHHmsqT5B5vv5mnlgGyu8VW89VGC8+FsadcULrn32bESoh rPyw== X-Gm-Message-State: AOJu0YzZZMgjqZ2qm+XyW/dPPZGNpvoMzG9aNaYCmTtXu9VEJ/rJmYjr mSOR5UJJunH2LReCsmofvIWg7yHj/98= X-Google-Smtp-Source: AGHT+IHr9y044KYZlXDIF525+vEqaghyq5t8xYgVXfKhB5uq9h3N8pjlewWLM7B+IfX97VOA0g5LSw== X-Received: by 2002:ac2:4e10:0:b0:501:ba04:f352 with SMTP id e16-20020ac24e10000000b00501ba04f352mr2567197lfr.1.1700223893938; Fri, 17 Nov 2023 04:24:53 -0800 (PST) From: Oleksii Kurochko To: xen-devel@lists.xenproject.org Cc: Oleksii Kurochko , Shawn Anastasio , Andrew Cooper , George Dunlap , Jan Beulich , Julien Grall , Stefano Stabellini , Wei Liu , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= Subject: [PATCH v3 08/14] xen/asm-generic: introduce generic div64.h header Date: Fri, 17 Nov 2023 14:24:32 +0200 Message-ID: <13bf409f3191d066af9caef417011b6ea039dbd9.1700221559.git.oleksii.kurochko@gmail.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1700223924631100007 Content-Type: text/plain; charset="utf-8" All archs have the do_div implementation for BITS_PER_LONG =3D=3D 64 so do_div64.h is moved to asm-generic. x86 and PPC were switched to asm-generic version of div64.h. Signed-off-by: Oleksii Kurochko Acked-by: Jan Beulich --- Changes in V3: - Drop x86 and PPC's div64.h. - Update the commit message. --- Changes in V2: - rename base to divisor - add "#if BITS_PER_LONG =3D=3D 64" - fix code style --- xen/arch/ppc/include/asm/Makefile | 1 + xen/arch/ppc/include/asm/div64.h | 14 -------------- xen/arch/x86/include/asm/Makefile | 1 + xen/arch/x86/include/asm/div64.h | 14 -------------- xen/include/asm-generic/div64.h | 27 +++++++++++++++++++++++++++ 5 files changed, 29 insertions(+), 28 deletions(-) delete mode 100644 xen/arch/ppc/include/asm/div64.h delete mode 100644 xen/arch/x86/include/asm/div64.h create mode 100644 xen/include/asm-generic/div64.h diff --git a/xen/arch/ppc/include/asm/Makefile b/xen/arch/ppc/include/asm/M= akefile index 9b38d2d381..b4fbcc897b 100644 --- a/xen/arch/ppc/include/asm/Makefile +++ b/xen/arch/ppc/include/asm/Makefile @@ -1,4 +1,5 @@ # SPDX-License-Identifier: GPL-2.0-only +generic-y +=3D div64.h generic-y +=3D hardirq.h generic-y +=3D hypercall.h generic-y +=3D iocap.h diff --git a/xen/arch/ppc/include/asm/div64.h b/xen/arch/ppc/include/asm/di= v64.h deleted file mode 100644 index d213e50585..0000000000 --- a/xen/arch/ppc/include/asm/div64.h +++ /dev/null @@ -1,14 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -#ifndef __ASM_PPC_DIV64_H__ -#define __ASM_PPC_DIV64_H__ - -#include - -#define do_div(n, base) ({ \ - uint32_t base_ =3D (base); \ - uint32_t rem_ =3D (uint64_t)(n) % base_; \ - (n) =3D (uint64_t)(n) / base_; \ - rem_; \ -}) - -#endif /* __ASM_PPC_DIV64_H__ */ diff --git a/xen/arch/x86/include/asm/Makefile b/xen/arch/x86/include/asm/M= akefile index 874429ed30..daab34ff0a 100644 --- a/xen/arch/x86/include/asm/Makefile +++ b/xen/arch/x86/include/asm/Makefile @@ -1,2 +1,3 @@ # SPDX-License-Identifier: GPL-2.0-only +generic-y +=3D div64.h generic-y +=3D percpu.h diff --git a/xen/arch/x86/include/asm/div64.h b/xen/arch/x86/include/asm/di= v64.h deleted file mode 100644 index dd49f64a3b..0000000000 --- a/xen/arch/x86/include/asm/div64.h +++ /dev/null @@ -1,14 +0,0 @@ -#ifndef __X86_DIV64 -#define __X86_DIV64 - -#include - -#define do_div(n,base) ({ \ - uint32_t __base =3D (base); \ - uint32_t __rem; \ - __rem =3D ((uint64_t)(n)) % __base; \ - (n) =3D ((uint64_t)(n)) / __base; \ - __rem; \ -}) - -#endif diff --git a/xen/include/asm-generic/div64.h b/xen/include/asm-generic/div6= 4.h new file mode 100644 index 0000000000..068d8a11ad --- /dev/null +++ b/xen/include/asm-generic/div64.h @@ -0,0 +1,27 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#ifndef __ASM_GENERIC_DIV64 +#define __ASM_GENERIC_DIV64 + +#include + +#if BITS_PER_LONG =3D=3D 64 + +#define do_div(n, divisor) ({ \ + uint32_t divisor_ =3D (divisor); \ + uint32_t rem_ =3D (uint64_t)(n) % divisor_; \ + (n) =3D (uint64_t)(n) / divisor_; \ + rem_; \ +}) + +#endif /* BITS_PER_LONG */ + +#endif + +/* + * Local variables: + * mode: C + * c-file-style: "BSD" + * c-basic-offset: 4 + * indent-tabs-mode: nil + * End: + */ --=20 2.41.0