From patchwork Tue Jul 30 13:43:54 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jan Stancek X-Patchwork-Id: 1138982 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=lists.linux.it (client-ip=2001:1418:10:5::2; helo=picard.linux.it; envelope-from=ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=redhat.com Received: from picard.linux.it (picard.linux.it [IPv6:2001:1418:10:5::2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 45yd7r4WpNz9sBF for ; Tue, 30 Jul 2019 23:44:07 +1000 (AEST) Received: from picard.linux.it (localhost [IPv6:::1]) by picard.linux.it (Postfix) with ESMTP id E39393C1D2E for ; Tue, 30 Jul 2019 15:44:04 +0200 (CEST) X-Original-To: ltp@lists.linux.it Delivered-To: ltp@picard.linux.it Received: from in-5.smtp.seeweb.it (in-5.smtp.seeweb.it [IPv6:2001:4b78:1:20::5]) by picard.linux.it (Postfix) with ESMTP id B5DA33C1A4E for ; Tue, 30 Jul 2019 15:44:02 +0200 (CEST) Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by in-5.smtp.seeweb.it (Postfix) with ESMTPS id CA4D7600E22 for ; Tue, 30 Jul 2019 15:44:04 +0200 (CEST) Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id D43FA85365 for ; Tue, 30 Jul 2019 13:44:00 +0000 (UTC) Received: from dustball.brq.redhat.com (unknown [10.43.17.163]) by smtp.corp.redhat.com (Postfix) with ESMTP id 5C2C25D971 for ; Tue, 30 Jul 2019 13:44:00 +0000 (UTC) From: Jan Stancek To: ltp@lists.linux.it Date: Tue, 30 Jul 2019 15:43:54 +0200 Message-Id: <4577f24c6e0dffa93ef5911acb99b821aba29405.1564494005.git.jstancek@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.25]); Tue, 30 Jul 2019 13:44:00 +0000 (UTC) X-Virus-Scanned: clamav-milter 0.99.2 at in-5.smtp.seeweb.it X-Virus-Status: Clean X-Spam-Status: No, score=-0.0 required=7.0 tests=SPF_HELO_PASS,SPF_PASS autolearn=disabled version=3.4.0 X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on in-5.smtp.seeweb.it Subject: [LTP] [PATCH COMMITTED] mtest06/mmap1: add note about known rwsem issue on aarch64 X-BeenThere: ltp@lists.linux.it X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Test Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it Sender: "ltp" Signed-off-by: Jan Stancek --- testcases/kernel/mem/mtest06/mmap1.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/testcases/kernel/mem/mtest06/mmap1.c b/testcases/kernel/mem/mtest06/mmap1.c index e16357e3c795..8d84a0bb76f3 100644 --- a/testcases/kernel/mem/mtest06/mmap1.c +++ b/testcases/kernel/mem/mtest06/mmap1.c @@ -17,6 +17,9 @@ * Can trigger user-space stalls on aarch64: * 7a30df49f63a ("mm: mmu_gather: remove __tlb_reset_range() for force flush") * https://lore.kernel.org/linux-mm/1817839533.20996552.1557065445233.JavaMail.zimbra@redhat.com + * Can trigger "still mapped when deleted" BUG at mm/filemap.c:171, on aarch64 since 4.20 + * e1b98fa31664 ("locking/rwsem: Add missing ACQUIRE to read_slowpath exit when queue is empty") + * 99143f82a255 ("lcoking/rwsem: Add missing ACQUIRE to read_slowpath sleep loop") */ #include #include