From nobody Thu Nov 13 13:38:59 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=linaro.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1580342040519750.7430465904692; Wed, 29 Jan 2020 15:54:00 -0800 (PST) Received: from localhost ([::1]:53220 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iwx9j-0001PT-Ey for importer@patchew.org; Wed, 29 Jan 2020 18:53:59 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:43099) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iwx6g-00063b-D4 for qemu-devel@nongnu.org; Wed, 29 Jan 2020 18:50:51 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iwx6f-00021Q-D5 for qemu-devel@nongnu.org; Wed, 29 Jan 2020 18:50:50 -0500 Received: from mail-pg1-x541.google.com ([2607:f8b0:4864:20::541]:40980) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iwx6f-0001z1-86 for qemu-devel@nongnu.org; Wed, 29 Jan 2020 18:50:49 -0500 Received: by mail-pg1-x541.google.com with SMTP id x8so633211pgk.8 for ; Wed, 29 Jan 2020 15:50:49 -0800 (PST) Received: from localhost.localdomain (97-126-123-70.tukw.qwest.net. [97.126.123.70]) by smtp.gmail.com with ESMTPSA id 13sm3740195pfi.78.2020.01.29.15.50.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Jan 2020 15:50:47 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=hzb8NcUQbv45scvKLglQU4SM5eoWvCxZQ9M8gcvvhdo=; b=FodJI5lxpDaSXWte5AGYcFjO1ff3+cS1m6o4m/yzDx97xcRvoiSuJkLt1KrWa/vOBK RffW80IC6wjZcvufWyVRl7eoDyPj+PMiL5XreA5iNAkaCqeaMXecJo7mHxI66dtAAZdS pILP9QWcFtbOs3S+/6/1/LnrCPVwZS31BlADUPuYxZPEiGPp5wVfOT8mBuQS8TYZ3Gdz Ah+YZOOB6k9vwCRI1EVSK+XQiTCPbnvQH1NUcasW3j0kVLmTft+bQ/MpMr+QT4PKjiz/ ZCrB8aSA0wT+rxrL2QQroS+a2CyWCXAAXeRvQMKRMC07QKyLGQYoGdyEIA96s73r1FTD xUXQ== 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=hzb8NcUQbv45scvKLglQU4SM5eoWvCxZQ9M8gcvvhdo=; b=ldFOHHxNknY3C4V3+rWV7Qv7gnGySKXk8jAkAZd0mFtU0D4C/NFUxPPlRJ3xIMtE6I qnT+51yO2wfBmYoARsbGJZNy8bSeolYJE/DAsTsRKq3BYotmFQUilH/aGpxmlF5K3Zr+ nNlnxuOC84JrIJ4rUYLtP7Tmv49RICLnNqAuViaZNeBjlpiWbNLR56sgwu2Qi6rDGxv+ ng+d1UYS7+BJkPqCsnTWXFVVoRkDo20wF/5CmSwAi4hF1xAvUzkZTUFIX2csGs7Yb29j Ec1f7+FiIY7qT7UBV9qSXyTIL4/EXGfJiqqr5QnFAzKlXWRd5D6/djY5Dz24aWZPjoJ/ +xNg== X-Gm-Message-State: APjAAAWYMdO5QQ2tSJbcwCvIyjXF1OwI00BzDUMZqZADLaINC40dz8NP 6MPY1sef7i7V6n96e381Z5/YDyLE48U= X-Google-Smtp-Source: APXvYqxu6VCiyCDuzDvriLTQ14jAVp16vKY+pu+d3SQ0b0BUboPos7Bbl/niYwrWJWy++LYEW5NqAw== X-Received: by 2002:a62:1409:: with SMTP id 9mr2188185pfu.2.1580341848076; Wed, 29 Jan 2020 15:50:48 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 4/4] target/ppc: Use probe_write for DCBZ Date: Wed, 29 Jan 2020 15:50:40 -0800 Message-Id: <20200129235040.24022-5-richard.henderson@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200129235040.24022-1-richard.henderson@linaro.org> References: <20200129235040.24022-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::541 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: hsp.cat7@gmail.com, qemu-ppc@nongnu.org, david@gibson.dropbear.id.au Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Using probe_write instead of tlb_vaddr_to_host means that we process watchpoints and notdirty pages more efficiently. Signed-off-by: Richard Henderson --- target/ppc/mem_helper.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/ppc/mem_helper.c b/target/ppc/mem_helper.c index 0cb78777e7..98f589552b 100644 --- a/target/ppc/mem_helper.c +++ b/target/ppc/mem_helper.c @@ -298,7 +298,7 @@ static void dcbz_common(CPUPPCState *env, target_ulong = addr, } =20 /* Try fast path translate */ - haddr =3D tlb_vaddr_to_host(env, addr, MMU_DATA_STORE, mmu_idx); + haddr =3D probe_write(env, addr, dcbz_size, mmu_idx, retaddr); if (haddr) { memset(haddr, 0, dcbz_size); } else { --=20 2.20.1