From nobody Sat Sep 6 17:15:42 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; 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 Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1756889425841174.14912083236743; Wed, 3 Sep 2025 01:50:25 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1utjAm-0003UC-7x; Wed, 03 Sep 2025 04:48:56 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1utjAj-0003PT-J8 for qemu-devel@nongnu.org; Wed, 03 Sep 2025 04:48:54 -0400 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1utjAh-0007Nr-1U for qemu-devel@nongnu.org; Wed, 03 Sep 2025 04:48:53 -0400 Received: from loongson.cn (unknown [10.2.5.213]) by gateway (Coremail) with SMTP id _____8Dx+tHlALhoOicGAA--.12984S3; Wed, 03 Sep 2025 16:48:37 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.213]) by front1 (Coremail) with SMTP id qMiowJDxbMHcALhoc916AA--.5293S12; Wed, 03 Sep 2025 16:48:37 +0800 (CST) From: Bibo Mao To: Song Gao , Richard Henderson , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Cc: Jiaxun Yang , qemu-devel@nongnu.org Subject: [PATCH v3 10/12] target/loongarch: Invalid tlb entry in invalidate_tlb() Date: Wed, 3 Sep 2025 16:48:25 +0800 Message-Id: <20250903084827.3085911-11-maobibo@loongson.cn> X-Mailer: git-send-email 2.39.3 In-Reply-To: <20250903084827.3085911-1-maobibo@loongson.cn> References: <20250903084827.3085911-1-maobibo@loongson.cn> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: qMiowJDxbMHcALhoc916AA--.5293S12 X-CM-SenderInfo: xpdruxter6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7KY7 ZEXasCq-sGcSsGvfJ3UbIjqfuFe4nvWSU5nxnvy29KBjDU0xBIdaVrnUUvcSsGvfC2Kfnx nUUI43ZEXa7xR_UUUUUUUUU== 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; Received-SPF: pass client-ip=114.242.206.163; envelope-from=maobibo@loongson.cn; helo=mail.loongson.cn X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1756889428371116600 Content-Type: text/plain; charset="utf-8" Invalid tlb entry in function invalidate_tlb(), and its usage is simple and easy to use. Signed-off-by: Bibo Mao --- target/loongarch/tcg/tlb_helper.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/loongarch/tcg/tlb_helper.c b/target/loongarch/tcg/tlb_h= elper.c index c074c956a2..ee40684a18 100644 --- a/target/loongarch/tcg/tlb_helper.c +++ b/target/loongarch/tcg/tlb_helper.c @@ -161,6 +161,7 @@ static void invalidate_tlb(CPULoongArchState *env, int = index) return; } invalidate_tlb_entry(env, index); + tlb->tlb_misc =3D FIELD_DP64(tlb->tlb_misc, TLB_MISC, E, 0); } =20 static void fill_tlb_entry(CPULoongArchState *env, LoongArchTLB *tlb) @@ -340,7 +341,6 @@ void helper_tlbwr(CPULoongArchState *env) old =3D env->tlb + index; if (FIELD_EX64(env->CSR_TLBIDX, CSR_TLBIDX, NE)) { invalidate_tlb(env, index); - old->tlb_misc =3D FIELD_DP64(old->tlb_misc, TLB_MISC, E, 0); return; } =20 --=20 2.39.3