Received: by 2002:a25:1985:0:0:0:0:0 with SMTP id 127csp578294ybz; Wed, 22 Apr 2020 04:05:32 -0700 (PDT) X-Google-Smtp-Source: APiQypINceihtkKO/24O71XlmgcR1zaEt2QfLe8J/oBbOn87EVQqb6Sk1HF4ZpMtC5/s/sfnM5Z7 X-Received: by 2002:a50:9d42:: with SMTP id j2mr22416449edk.249.1587553531989; Wed, 22 Apr 2020 04:05:31 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1587553531; cv=none; d=google.com; s=arc-20160816; b=LUXIeN6l7zyPPD3gQtlPDeJkSxrXflEOo1JwdjY6fNGWqzj1zWL0Dd1IYPR7MSQ0c3 BehcvLFTsTSG//VJA1BCPC7zLSdVwXsx8XvRMqykmrVhemDezHZYDSuDTyyNL7B1LRka tenWIAVfzqvMElOrxe/90yifW5a726Nh+rroG27LiGo3wO5uXukXLVWj+YTgzIK6UsSH IZHdsfNfmTY3dSbpvAhWZAxV/FwEhCoSZt6R0zOn9qRnRCBeSXdKvzt1IYSDWwyijdwe PSwsUjiM2ZHdoVEHZRoxyquzsE5X3AqkKT0ZOgHEgfgR0k7Ymtm9JmFFbkFjca4fvHvf qERQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :user-agent:references:in-reply-to:message-id:date:subject:cc:to :from:dkim-signature; bh=THd0Q+R+pzuUE7xlhuJoa48FBXcQrK7uMo7BGT6uGcw=; b=gtOQurld2TtpQRZr5idrTWXwGP6Fnv0jrfK5bJbuW+FffvTe8HQR/bPu7sW32cxb8m vL0fvhqdJmo8EFF0CVpWI3gJQesIsHtmvEMA3RCC8CDMaL7qu2mehdEA5DBkNF0tvcdR nzGOdl5hU7xxl5U0sbI2Iz70XapQn1Vj8nngRZpgh4Ar645l0v0vz4wv4Ccx/R/4dWL/ Bfd0XvUX7qCduaRGBdZyXu8QvBptobNminaVymXncsKc1SPUglLDVXfYTdVJrMPKupsa vd2iWB6Lb49o2/sKX80X1vwCjNmJsDL052U5WHS8vCz4vaFVtgjyJs3AIvSRS6WcgLQ+ oCLQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=F58NecY7; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id s7si2913077edy.460.2020.04.22.04.04.44; Wed, 22 Apr 2020 04:05:31 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=F58NecY7; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732398AbgDVLCk (ORCPT + 99 others); Wed, 22 Apr 2020 07:02:40 -0400 Received: from mail.kernel.org ([198.145.29.99]:48092 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726644AbgDVKAi (ORCPT ); Wed, 22 Apr 2020 06:00:38 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id B47F02084D; Wed, 22 Apr 2020 10:00:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1587549636; bh=RWLeXoutRgfPC7VgJhR9K9c937W8nDWYj2QA4fqneZI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=F58NecY7EKGUmiE2YLn9rGNpcUcEmR8Uv0PNgLBLUn8P5zWmFkHtCiF2uC3jo4qTp vYUs+y3ae08BNNclT7WAf/ERpB/La5796osGg4iFsryhCwu2Hyuaab+ZYPxm5lJvT3 fa1dqTeLXtyTA4h6MMTRV2+8mW2VhexCWeMO/MMU= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Michael Mueller , Heiko Carstens , Vasily Gorbik Subject: [PATCH 4.4 044/100] s390/diag: fix display of diagnose call statistics Date: Wed, 22 Apr 2020 11:56:14 +0200 Message-Id: <20200422095030.363196585@linuxfoundation.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200422095022.476101261@linuxfoundation.org> References: <20200422095022.476101261@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Michael Mueller commit 6c7c851f1b666a8a455678a0b480b9162de86052 upstream. Show the full diag statistic table and not just parts of it. The issue surfaced in a KVM guest with a number of vcpus defined smaller than NR_DIAG_STAT. Fixes: 1ec2772e0c3c ("s390/diag: add a statistic for diagnose calls") Cc: stable@vger.kernel.org Signed-off-by: Michael Mueller Reviewed-by: Heiko Carstens Signed-off-by: Vasily Gorbik Signed-off-by: Greg Kroah-Hartman --- arch/s390/kernel/diag.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/s390/kernel/diag.c +++ b/arch/s390/kernel/diag.c @@ -76,7 +76,7 @@ static int show_diag_stat(struct seq_fil static void *show_diag_stat_start(struct seq_file *m, loff_t *pos) { - return *pos <= nr_cpu_ids ? (void *)((unsigned long) *pos + 1) : NULL; + return *pos <= NR_DIAG_STAT ? (void *)((unsigned long) *pos + 1) : NULL; } static void *show_diag_stat_next(struct seq_file *m, void *v, loff_t *pos)