From patchwork Fri Sep 2 06:32:56 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Nikunj A. Dadhania" X-Patchwork-Id: 9310485 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 5B5CA60772 for ; Fri, 2 Sep 2016 06:38:38 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 434C129694 for ; Fri, 2 Sep 2016 06:38:38 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 36EB629696; Fri, 2 Sep 2016 06:38:38 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 3B48E29694 for ; Fri, 2 Sep 2016 06:38:37 +0000 (UTC) Received: from localhost ([::1]:40500 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bfi7Y-0005LU-1C for patchwork-qemu-devel@patchwork.kernel.org; Fri, 02 Sep 2016 02:38:36 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:58790) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bfi2p-00018d-5O for qemu-devel@nongnu.org; Fri, 02 Sep 2016 02:33:46 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bfi2j-0002wD-MQ for qemu-devel@nongnu.org; Fri, 02 Sep 2016 02:33:43 -0400 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:59695) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bfi2j-0002w3-Dj for qemu-devel@nongnu.org; Fri, 02 Sep 2016 02:33:37 -0400 Received: from pps.filterd (m0098394.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.17/8.16.0.17) with SMTP id u826MtNb006416 for ; Fri, 2 Sep 2016 02:33:36 -0400 Received: from e23smtp03.au.ibm.com (e23smtp03.au.ibm.com [202.81.31.145]) by mx0a-001b2d01.pphosted.com with ESMTP id 256arcqan4-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Fri, 02 Sep 2016 02:33:36 -0400 Received: from localhost by e23smtp03.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 2 Sep 2016 16:33:34 +1000 Received: from d23dlp02.au.ibm.com (202.81.31.213) by e23smtp03.au.ibm.com (202.81.31.209) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Fri, 2 Sep 2016 16:33:32 +1000 X-IBM-Helo: d23dlp02.au.ibm.com X-IBM-MailFrom: nikunj@linux.vnet.ibm.com X-IBM-RcptTo: qemu-devel@nongnu.org;qemu-ppc@nongnu.org Received: from d23relay06.au.ibm.com (d23relay06.au.ibm.com [9.185.63.219]) by d23dlp02.au.ibm.com (Postfix) with ESMTP id 2521B2BB0057; Fri, 2 Sep 2016 16:33:32 +1000 (EST) Received: from d23av04.au.ibm.com (d23av04.au.ibm.com [9.190.235.139]) by d23relay06.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id u826XWrk61866050; Fri, 2 Sep 2016 16:33:32 +1000 Received: from d23av04.au.ibm.com (localhost [127.0.0.1]) by d23av04.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id u826XVUX003755; Fri, 2 Sep 2016 16:33:31 +1000 Received: from abhimanyu.in.ibm.com ([9.79.251.164]) by d23av04.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id u826XBPd003246; Fri, 2 Sep 2016 16:33:28 +1000 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, alex.bennee@linaro.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Fri, 2 Sep 2016 12:02:56 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1472797976-24210-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1472797976-24210-1-git-send-email-nikunj@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 16090206-0008-0000-0000-000000B91839 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 16090206-0009-0000-0000-000007FB1694 Message-Id: <1472797976-24210-5-git-send-email-nikunj@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2016-09-02_03:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1604210000 definitions=main-1609020078 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] X-Received-From: 148.163.156.1 Subject: [Qemu-devel] [PATCH RFC 4/4] target-ppc: flush tlb from all the cpu 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: qemu-devel@nongnu.org, nikunj@linux.vnet.ibm.com Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Nikunj A Dadhania --- cputlb.c | 15 +++++++++++++++ include/exec/exec-all.h | 2 ++ target-ppc/mmu-hash64.c | 2 +- 3 files changed, 18 insertions(+), 1 deletion(-) diff --git a/cputlb.c b/cputlb.c index 64faf47..17ff58e 100644 --- a/cputlb.c +++ b/cputlb.c @@ -123,6 +123,21 @@ void tlb_flush(CPUState *cpu, int flush_global) } } +static void tlb_flush_all_async_work(CPUState *cpu, void *opaque) +{ + tlb_flush_nocheck(cpu, GPOINTER_TO_INT(opaque)); +} + +void tlb_flush_all(CPUState *cpu, int flush_global) +{ + CPUState *c; + + CPU_FOREACH(c) { + async_run_on_cpu(c, tlb_flush_all_async_work, + GUINT_TO_POINTER(flush_global)); + } +} + static void tlb_flush_by_mmuidx_async_work(CPUState *cpu, void *mmu_bitmask) { CPUArchState *env = cpu->env_ptr; diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h index e9f3bcf..55c344b 100644 --- a/include/exec/exec-all.h +++ b/include/exec/exec-all.h @@ -116,6 +116,8 @@ void tlb_flush_page(CPUState *cpu, target_ulong addr); * TLB entries, and the argument is ignored. */ void tlb_flush(CPUState *cpu, int flush_global); +void tlb_flush_all(CPUState *cpu, int flush_global); + /** * tlb_flush_page_by_mmuidx: * @cpu: CPU whose TLB should be flushed diff --git a/target-ppc/mmu-hash64.c b/target-ppc/mmu-hash64.c index 8118143..d852c21 100644 --- a/target-ppc/mmu-hash64.c +++ b/target-ppc/mmu-hash64.c @@ -912,7 +912,7 @@ void ppc_hash64_tlb_flush_hpte(PowerPCCPU *cpu, * invalidate, and we still don't have a tlb_flush_mask(env, n, * mask) in QEMU, we just invalidate all TLBs */ - tlb_flush(CPU(cpu), 1); + tlb_flush_all(CPU(cpu), 1); } void ppc_hash64_update_rmls(CPUPPCState *env)