From nobody Wed Nov 5 16:38:17 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1496975585116835.3579416631694; Thu, 8 Jun 2017 19:33:05 -0700 (PDT) Received: from localhost ([::1]:52323 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dJ9jR-00068J-O3 for importer@patchew.org; Thu, 08 Jun 2017 22:33:01 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:51677) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dJ9cC-0000Y2-4B for qemu-devel@nongnu.org; Thu, 08 Jun 2017 22:25:33 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dJ9c8-000695-T9 for qemu-devel@nongnu.org; Thu, 08 Jun 2017 22:25:32 -0400 Received: from out1-smtp.messagingengine.com ([66.111.4.25]:59673) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dJ9c8-00068K-DL for qemu-devel@nongnu.org; Thu, 08 Jun 2017 22:25:28 -0400 Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailout.nyi.internal (Postfix) with ESMTP id 2E54A209CE; Thu, 8 Jun 2017 22:25:26 -0400 (EDT) Received: from frontend1 ([10.202.2.160]) by compute4.internal (MEProxy); Thu, 08 Jun 2017 22:25:26 -0400 Received: from localhost (flamenco.cs.columbia.edu [128.59.20.216]) by mail.messagingengine.com (Postfix) with ESMTPA id F40C17E7EE; Thu, 8 Jun 2017 22:25:25 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=braap.org; h=cc :content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-me-sender :x-me-sender:x-sasl-enc:x-sasl-enc; s=mesmtp; bh=IlpZopltHkbwra9 zEZjlzFOsy2QlB/n5x/BVUr9S8UU=; b=xPVRXdB9HGoDKCOn/5h64hltQwtYZ9P xhwd1XgnbG9z4ZUGZ4LTnxq7fk+zTpSLYlsrir+J/LaiWMvBQBA9NtBEv1Tw4OAu xs5pGK/YG6aeqmTVt29PJm2ZzyfGIyL2V+UHIxlUNsTwvqfGe2JFaPKpSh0/BZzx D1/xdyIGbaVw= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-sender:x-me-sender:x-sasl-enc:x-sasl-enc; s= fm1; bh=IlpZopltHkbwra9zEZjlzFOsy2QlB/n5x/BVUr9S8UU=; b=cWnRf48x PUmgyJWxUYqO+o53vQRp9NvhqvN2EtCyy+kVdHBGiGCMZw0oTmQI5kQK5jnz83e5 /AjoO7/6pOgal6DQIpSHKf6ZlpMTFCYghdOxxONiIuExZhyJn4RQ60vG73NYjWFv o+a2epqyJhlQh8aceEpM/hA0fjVyVr/WTbtJ/33KBWNA2XTiqmlIh6dnEYlE1K2u f90Ta2Be9nFeU6UCEf331BJ7Wb2de4DzJZmrEYSwHD/v5iyBhSOJdYMAe8vXrdXp EgGZEKuV6DJfk9tOPLBevO76rzhoO+Q9RS/Y6uDSkQCmmOodi7TUdmSSMUcY0+FH sGTNJB9+YGmXaA== X-ME-Sender: X-Sasl-enc: l8YOhf/7YX1Hyz/DhA/uNXYzNnMwbrCB/N6QSk7/fYRU 1496975126 From: "Emilio G. Cota" To: qemu-devel@nongnu.org Date: Thu, 8 Jun 2017 22:25:16 -0400 Message-Id: <1496975122-16999-2-git-send-email-cota@braap.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1496975122-16999-1-git-send-email-cota@braap.org> References: <1496975122-16999-1-git-send-email-cota@braap.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 66.111.4.25 Subject: [Qemu-devel] [PATCH v8 1/7] exec: [tcg] Refactor flush of per-CPU virtual TB cache X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?Llu=C3=ADs=20Vilanova?= , Stefan Hajnoczi , Richard Henderson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 From: Llu=C3=ADs Vilanova The function is reused in later patches. Signed-off-by: Llu=C3=ADs Vilanova Reviewed-by: Richard Henderson Signed-off-by: Emilio G. Cota --- cputlb.c | 2 +- include/exec/exec-all.h | 6 ++++++ translate-all.c | 15 ++++++++++----- 3 files changed, 17 insertions(+), 6 deletions(-) diff --git a/cputlb.c b/cputlb.c index 743776a..6a2b762 100644 --- a/cputlb.c +++ b/cputlb.c @@ -118,7 +118,7 @@ static void tlb_flush_nocheck(CPUState *cpu) =20 memset(env->tlb_table, -1, sizeof(env->tlb_table)); memset(env->tlb_v_table, -1, sizeof(env->tlb_v_table)); - memset(cpu->tb_jmp_cache, 0, sizeof(cpu->tb_jmp_cache)); + tb_flush_jmp_cache_all(cpu); =20 env->vtlb_index =3D 0; env->tlb_flush_addr =3D -1; diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h index 724ec73..b0281b0 100644 --- a/include/exec/exec-all.h +++ b/include/exec/exec-all.h @@ -366,6 +366,12 @@ struct TranslationBlock { }; =20 void tb_free(TranslationBlock *tb); +/** + * tb_flush_jmp_cache_all: + * + * Flush the virtual translation block cache. + */ +void tb_flush_jmp_cache_all(CPUState *env); void tb_flush(CPUState *cpu); void tb_phys_invalidate(TranslationBlock *tb, tb_page_addr_t page_addr); TranslationBlock *tb_htable_lookup(CPUState *cpu, target_ulong pc, diff --git a/translate-all.c b/translate-all.c index 966747a..8a5dc19 100644 --- a/translate-all.c +++ b/translate-all.c @@ -931,11 +931,7 @@ static void do_tb_flush(CPUState *cpu, run_on_cpu_data= tb_flush_count) } =20 CPU_FOREACH(cpu) { - int i; - - for (i =3D 0; i < TB_JMP_CACHE_SIZE; ++i) { - atomic_set(&cpu->tb_jmp_cache[i], NULL); - } + tb_flush_jmp_cache_all(cpu); } =20 tcg_ctx.tb_ctx.nb_tbs =3D 0; @@ -1733,6 +1729,15 @@ void tb_check_watchpoint(CPUState *cpu) } } =20 +void tb_flush_jmp_cache_all(CPUState *cpu) +{ + int i; + + for (i =3D 0; i < TB_JMP_CACHE_SIZE; ++i) { + atomic_set(&cpu->tb_jmp_cache[i], NULL); + } +} + #ifndef CONFIG_USER_ONLY /* in deterministic execution mode, instructions doing device I/Os * must be at the end of the TB. --=20 2.7.4