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=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,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 8B7C4C433B4 for ; Fri, 30 Apr 2021 05:59:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6C07661483 for ; Fri, 30 Apr 2021 05:59:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230132AbhD3F7s (ORCPT ); Fri, 30 Apr 2021 01:59:48 -0400 Received: from mail.kernel.org ([198.145.29.99]:53010 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230187AbhD3F7s (ORCPT ); Fri, 30 Apr 2021 01:59:48 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 297BC61481; Fri, 30 Apr 2021 05:58:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1619762339; bh=7q/5DlHhJBQmR6xtmZ8j0J0eN6A5cS1qHTs6J5SJiQQ=; h=Date:From:To:Subject:In-Reply-To:From; b=haWfEAUAyx51cKRDaHGddTTEISJdhMwwptmO2okdzg8yAz96jN4Z4wBZQEmt56E23 KF/aIkS8Pervdp7cdF1JJQTurKu7a6XllgBmXOBtzbNzmjqE5epSfJfPecj8JDwIrl rQAjPxF1bZeLKkQMJsEJwhNKjuy+iFEttHqcivFM= Date: Thu, 29 Apr 2021 22:58:58 -0700 From: Andrew Morton To: akpm@linux-foundation.org, clg@kaod.org, hch@lst.de, linux-mm@kvack.org, mm-commits@vger.kernel.org, npiggin@gmail.com, torvalds@linux-foundation.org, urezki@gmail.com Subject: [patch 112/178] powerpc/xive: remove unnecessary unmap_kernel_range Message-ID: <20210430055858.eOWRTWiDF%akpm@linux-foundation.org> In-Reply-To: <20210429225251.02b6386d21b69255b4f6c163@linux-foundation.org> User-Agent: s-nail v14.8.16 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org =46rom: Nicholas Piggin Subject: powerpc/xive: remove unnecessary unmap_kernel_range iounmap will remove ptes. Link: https://lkml.kernel.org/r/20210322021806.892164-4-npiggin@gmail.com Signed-off-by: Nicholas Piggin Reviewed-by: Christoph Hellwig Acked-by: C=C3=A9dric Le Goater Cc: Uladzislau Rezki Signed-off-by: Andrew Morton --- arch/powerpc/sysdev/xive/common.c | 4 ---- 1 file changed, 4 deletions(-) --- a/arch/powerpc/sysdev/xive/common.c~powerpc-xive-remove-unnecessary-unm= ap_kernel_range +++ a/arch/powerpc/sysdev/xive/common.c @@ -959,16 +959,12 @@ EXPORT_SYMBOL_GPL(is_xive_irq); void xive_cleanup_irq_data(struct xive_irq_data *xd) { if (xd->eoi_mmio) { - unmap_kernel_range((unsigned long)xd->eoi_mmio, - 1u << xd->esb_shift); iounmap(xd->eoi_mmio); if (xd->eoi_mmio =3D=3D xd->trig_mmio) xd->trig_mmio =3D NULL; xd->eoi_mmio =3D NULL; } if (xd->trig_mmio) { - unmap_kernel_range((unsigned long)xd->trig_mmio, - 1u << xd->esb_shift); iounmap(xd->trig_mmio); xd->trig_mmio =3D NULL; } _