From nobody Mon Feb 9 20:31:28 2026 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=quarantine dis=none) header.from=suse.com ARC-Seal: i=1; a=rsa-sha256; t=1617884556; cv=none; d=zohomail.com; s=zohoarc; b=DB99tfpEXDsEXYcdaGpeiIVEVQEKWQkhpNmyMIKgzdrL/ai8oz4PVlsnYqjA97zLoIqYuUvoVkWiOP9muBYxYw7qQgnn29CTGHFDP12WbiVpS4pgpSiqMLstWDN80BPcicjDw/PcbJOO2h5jwGi07giHf2XWSUMXT81JTM8TEwc= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1617884556; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=yw8CWbx2pQJIEiz3GQW/HJc3UcPF7hTPHrhYjaL9Afc=; b=WZKbXxi3/de9ybjkWo0PYvKArQC66PZonzIeV37RazHdnCDmQ8ehFNJ00bZib/SjW/y0ELuTv1I933V+cSgMfxGUZiX2Zj7SDkxYEHBHQzFq1eTFds4FgW/ZUEiMUQJ3+2sKHZBlJu7QN8OTVUVLGm7FYpCMk/ANYMoancdj0ME= 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=quarantine dis=none) header.from= Return-Path: Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) by mx.zohomail.com with SMTPS id 1617884556828767.7490742498468; Thu, 8 Apr 2021 05:22:36 -0700 (PDT) Received: from list by lists.xenproject.org with outflank-mailman.107273.205085 (Exim 4.92) (envelope-from ) id 1lUTfw-0005Hb-3w; Thu, 08 Apr 2021 12:22:20 +0000 Received: by outflank-mailman (output) from mailman id 107273.205085; Thu, 08 Apr 2021 12:22:20 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1lUTfw-0005HU-08; Thu, 08 Apr 2021 12:22:20 +0000 Received: by outflank-mailman (input) for mailman id 107273; Thu, 08 Apr 2021 12:22:18 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1lUTfu-0005HE-H6 for xen-devel@lists.xenproject.org; Thu, 08 Apr 2021 12:22:18 +0000 Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id bf8f449f-9a86-476a-9037-856b12ccccfc; Thu, 08 Apr 2021 12:22:17 +0000 (UTC) Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 2243BB005; Thu, 8 Apr 2021 12:22:17 +0000 (UTC) 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: bf8f449f-9a86-476a-9037-856b12ccccfc X-Virus-Scanned: by amavisd-new at test-mx.suse.de DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1617884537; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=yw8CWbx2pQJIEiz3GQW/HJc3UcPF7hTPHrhYjaL9Afc=; b=fbV0ORejrfI1vC5N37glstyj2ieCvn/yvOHuDv1Xs0lZN1N00myO81LBoMF/qK8VwJgWoR dgkQ3MlPeCrUPgN+hB+ca1Ffktw4CI0tZXFfHPurVvRrbKCRbgx+PCNtOAjn6026/4ZWCg BxTCN3wWIcg1YJsXoj0eO/55k9U1FjU= Subject: [PATCH 10/11] video/lfb: avoid effectively open-coding xzalloc_array() From: Jan Beulich To: "xen-devel@lists.xenproject.org" Cc: Andrew Cooper , George Dunlap , Ian Jackson , Julien Grall , Stefano Stabellini , Wei Liu , =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= References: Message-ID: Date: Thu, 8 Apr 2021 14:22:16 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.9.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @suse.com) Content-Type: text/plain; charset="utf-8" There is a difference in generated code: xzalloc_bytes() forces SMP_CACHE_BYTES alignment. I think we not only don't need this here, but actually don't want it. Signed-off-by: Jan Beulich --- a/xen/drivers/video/lfb.c +++ b/xen/drivers/video/lfb.c @@ -147,8 +147,9 @@ int __init lfb_init(struct lfb_prop *lfb { lfb.lfbp =3D *lfbp; =20 - lfb.lbuf =3D xmalloc_bytes(lfb.lfbp.bytes_per_line); - lfb.text_buf =3D xzalloc_bytes(lfb.lfbp.text_columns * lfb.lfbp.text_r= ows); + lfb.lbuf =3D xmalloc_array(unsigned char, lfb.lfbp.bytes_per_line); + lfb.text_buf =3D xzalloc_array(unsigned char, + lfb.lfbp.text_columns * lfb.lfbp.text_row= s); lfb.line_len =3D xzalloc_array(unsigned int, lfb.lfbp.text_columns); =20 if ( !lfb.lbuf || !lfb.text_buf || !lfb.line_len )