From patchwork Mon Aug 23 16:41:53 2021 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: 1519861 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=Urep3svf; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4GtdfC0mSdz9sWc for ; Tue, 24 Aug 2021 02:55:31 +1000 (AEST) Received: from localhost ([::1]:36002 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mIDEO-0000ze-Sx for incoming@patchwork.ozlabs.org; Mon, 23 Aug 2021 12:55:28 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:49120) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mID1W-0008NU-RI for qemu-devel@nongnu.org; Mon, 23 Aug 2021 12:42:10 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:31246) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mID1S-0007Gm-Vp for qemu-devel@nongnu.org; Mon, 23 Aug 2021 12:42:10 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1629736926; h=from:from:reply-to:subject:subject: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=YckUsUuV9Qy+6aID6wMdVmO5kBrH6n8ni00XTKyY7A0=; b=Urep3svfStXLhgsarqPqOTEd0bPwhQhrJAVYe3ycEQMGIl2+G6kU6r0c1UMLFHZIgErbBQ HBkzrwS4Ta9CFXl9X63fIDOtlJMCkDNTx2mqUHe0JK49s4PaYAATIunr6G/ILTG4vs3gCy r6wXiJL3XFeUeFnBrw/pgp6upZ6Wl0k= Received: from mail-wr1-f69.google.com (mail-wr1-f69.google.com [209.85.221.69]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-496-QFrSGp25NEyYCsYNjdAGoQ-1; Mon, 23 Aug 2021 12:42:05 -0400 X-MC-Unique: QFrSGp25NEyYCsYNjdAGoQ-1 Received: by mail-wr1-f69.google.com with SMTP id h6-20020a5d4fc6000000b00157503046afso1117469wrw.3 for ; Mon, 23 Aug 2021 09:42:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=YckUsUuV9Qy+6aID6wMdVmO5kBrH6n8ni00XTKyY7A0=; b=k1jpapmOL1pHfbRrgL/tG+fEK3EgQ49yG44ZS2ay40sM5ppdq75+MDxR0SfwHGmBHF 6xbbKxcv5zK1wnRugolAK62P3bfbq8h5J4exSWZ7lUCwlC63dxmJAwhR6AmlkVrDv1qv JjmSr2RKs1ypIyfQXTslzKyGNb8mUeEW5rGbxCaa8re/KDrTFNRaccoVl9JzNy4uGl7g l9tsEI/lRcYhWsFnMGaZwMj6GEXb1zKegaJBR9/djIxU/aqHSQDcNO7O372KC9INAoEU 5lD72UfFGd9FKONOcdz6D/pTY4vpcIXtsi3c5AeOobN29dcSmrI72I/cwVCLE9gbPPcB xfNg== X-Gm-Message-State: AOAM530FCF0IWsRLcuMCpRj74SerJ+HfpABkkEmbQXdlY5ZsLHYri/t3 8GbuZTFj+SasdpVfOolMwLPuorzxbNVjftLaCI0uAVQB97EJ+ahwuNOE9HjrUiVhxn2otGCGmE9 0MLRu+AQ8BcX/dqFLJumS1D8Yxpim/g0a/Q3wuJ1nDrYaLSjdY2Qgdl8njTHBF1HN X-Received: by 2002:adf:f2d1:: with SMTP id d17mr1483424wrp.381.1629736923804; Mon, 23 Aug 2021 09:42:03 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyoQTwJbU3js530K2WX8ZDPVo5o/3C1I6uXbf7lFVJ9dcxudLyttVejhIOrqg0wtrIEBGxe3Q== X-Received: by 2002:adf:f2d1:: with SMTP id d17mr1483398wrp.381.1629736923601; Mon, 23 Aug 2021 09:42:03 -0700 (PDT) Received: from x1w.. (163.red-83-52-55.dynamicip.rima-tde.net. [83.52.55.163]) by smtp.gmail.com with ESMTPSA id j17sm15371045wrt.69.2021.08.23.09.42.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 23 Aug 2021 09:42:03 -0700 (PDT) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [RFC PATCH v2 1/5] softmmu/physmem: Simplify flatview_write and address_space_access_valid Date: Mon, 23 Aug 2021 18:41:53 +0200 Message-Id: <20210823164157.751807-2-philmd@redhat.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210823164157.751807-1-philmd@redhat.com> References: <20210823164157.751807-1-philmd@redhat.com> MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=philmd@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=170.10.133.124; envelope-from=philmd@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -15 X-Spam_score: -1.6 X-Spam_bar: - X-Spam_report: (-1.6 / 5.0 requ) DKIMWL_WL_HIGH=-0.743, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , David Hildenbrand , Jason Wang , Li Qiang , Qiuhao Li , Peter Xu , Alexander Bulekov , qemu-arm@nongnu.org, Gerd Hoffmann , Stefan Hajnoczi , Paolo Bonzini , "Edgar E . Iglesias" , =?utf-8?q?Philippe_Mathieu?= =?utf-8?q?-Daud=C3=A9?= Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Remove unuseful local 'result' variables. Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Peter Xu Reviewed-by: David Hildenbrand Reviewed-by: Alexander Bulekov Reviewed-by: Stefan Hajnoczi --- softmmu/physmem.c | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/softmmu/physmem.c b/softmmu/physmem.c index 2e18947598e..e534dc69918 100644 --- a/softmmu/physmem.c +++ b/softmmu/physmem.c @@ -2810,14 +2810,11 @@ static MemTxResult flatview_write(FlatView *fv, hwaddr addr, MemTxAttrs attrs, hwaddr l; hwaddr addr1; MemoryRegion *mr; - MemTxResult result = MEMTX_OK; l = len; mr = flatview_translate(fv, addr, &addr1, &l, true, attrs); - result = flatview_write_continue(fv, addr, attrs, buf, len, - addr1, l, mr); - - return result; + return flatview_write_continue(fv, addr, attrs, buf, len, + addr1, l, mr); } /* Called within RCU critical section. */ @@ -3114,12 +3111,10 @@ bool address_space_access_valid(AddressSpace *as, hwaddr addr, MemTxAttrs attrs) { FlatView *fv; - bool result; RCU_READ_LOCK_GUARD(); fv = address_space_to_flatview(as); - result = flatview_access_valid(fv, addr, len, is_write, attrs); - return result; + return flatview_access_valid(fv, addr, len, is_write, attrs); } static hwaddr