From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5CCBAC433E1 for ; Tue, 30 Jun 2020 08:42:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 391D720768 for ; Tue, 30 Jun 2020 08:42:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="YohsMXTp" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731612AbgF3Imw (ORCPT ); Tue, 30 Jun 2020 04:42:52 -0400 Received: from us-smtp-2.mimecast.com ([205.139.110.61]:37307 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728132AbgF3Imv (ORCPT ); Tue, 30 Jun 2020 04:42:51 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1593506569; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=mMek0t2pSkJxyvN4LFvUyYB33GHpZByMfTgNNPMGb7s=; b=YohsMXTp3xrfA4kEKHtXBt+euLAusq/8bVkAHJdmxNvBKH9OfUicHMA02tFNxQS+cugKE3 lhqXspa4HrIibA78UjmGJ/vKYSO2IxE6nZxjvfl4T8ErPwNfdtVw+BheK4ePG6sszyJXyF Az+oDkutGNyqwVrtFtZFZXv4S06bz4U= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-314-xaprAVJLPJWW_5PpBSGALg-1; Tue, 30 Jun 2020 04:42:47 -0400 X-MC-Unique: xaprAVJLPJWW_5PpBSGALg-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 0EBEE107ACCA; Tue, 30 Jun 2020 08:42:46 +0000 (UTC) Received: from t480s.redhat.com (ovpn-114-56.ams2.redhat.com [10.36.114.56]) by smtp.corp.redhat.com (Postfix) with ESMTP id 67D7710013C0; Tue, 30 Jun 2020 08:42:41 +0000 (UTC) From: David Hildenbrand To: linux-kernel@vger.kernel.org Cc: linux-s390@vger.kernel.org, linux-mm@kvack.org, David Hildenbrand , Heiko Carstens , Vasily Gorbik , Christian Borntraeger , Andrew Morton , Gerald Schaefer Subject: [PATCH v1] s390/extmem: remove stale -ENOSPC comment and handling Date: Tue, 30 Jun 2020 10:42:40 +0200 Message-Id: <20200630084240.8283-1-david@redhat.com> In-Reply-To: <20200625150029.45019-1-david@redhat.com> References: <20200625150029.45019-1-david@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org segment_load() will no longer return -ENOSPC. If a segment overlaps with storage, we now also return -EBUSY. Remove the stale comment from __segment_load() and the stale handling from segment_warning(). Cc: Heiko Carstens Cc: Vasily Gorbik Cc: Christian Borntraeger Cc: Andrew Morton Cc: Gerald Schaefer Signed-off-by: David Hildenbrand --- arch/s390/mm/extmem.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/arch/s390/mm/extmem.c b/arch/s390/mm/extmem.c index 105c09282f8c5..5060956b8e7d6 100644 --- a/arch/s390/mm/extmem.c +++ b/arch/s390/mm/extmem.c @@ -401,8 +401,7 @@ __segment_load (char *name, int do_nonshared, unsigned long *addr, unsigned long * -EIO : could not perform query or load diagnose * -ENOENT : no such segment * -EOPNOTSUPP: multi-part segment cannot be used with linux - * -ENOSPC : segment cannot be used (overlaps with storage) - * -EBUSY : segment can temporarily not be used (overlaps with dcss) + * -EBUSY : segment cannot be used (overlaps with dcss or storage) * -ERANGE : segment cannot be used (exceeds kernel mapping range) * -EPERM : segment is currently loaded with incompatible permissions * -ENOMEM : out of memory @@ -627,10 +626,6 @@ void segment_warning(int rc, char *seg_name) pr_err("DCSS %s has multiple page ranges and cannot be " "loaded or queried\n", seg_name); break; - case -ENOSPC: - pr_err("DCSS %s overlaps with used storage and cannot " - "be loaded\n", seg_name); - break; case -EBUSY: pr_err("%s needs used memory resources and cannot be " "loaded or queried\n", seg_name); -- 2.26.2