From patchwork Wed Jun 26 12:27:19 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 11017701 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B0CEC14C0 for ; Wed, 26 Jun 2019 12:28:30 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A0410281D2 for ; Wed, 26 Jun 2019 12:28:30 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 94872287AA; Wed, 26 Jun 2019 12:28:30 +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=-7.7 required=2.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3C17B281D2 for ; Wed, 26 Jun 2019 12:28:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727703AbfFZM2Z (ORCPT ); Wed, 26 Jun 2019 08:28:25 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:43056 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727676AbfFZM2Y (ORCPT ); Wed, 26 Jun 2019 08:28:24 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From :Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=Q+TYvRiX1OhT+BScY8OczmwoERZbakk+9rslWoznBYs=; b=e1I2Wme7Ox3SphXo/U291LQsFi 3MsV4dR6yO4KCQ2FSAu9/N4uNapXRXs4dz5vWPTNn9ZH7fPwZipzQi6fhI8Ahdaljbwgv8TKqjmXy iKSKLEl5eN3aNB5BKVY6ZDuPBgqiMxHFj8zu/PfbrJi+Xtpji+RaiGnOKIVP+UaYs1dxMiAc3tNMj xepXmBCES099SHbE2RluDL2qHrXXOo3qYkTaXO9Ys5YBarsJezAR4o94rn4r7aSSJiEUq27AMLr7Q Sfv5eRswkyXs4C0cmqD2h6WkAQ+t0O12yKFFanMfEUC3M8QOGS50Xyrtpl16hCtphB5Nujt/+/gJl +J5cCWZw==; Received: from clnet-p19-102.ikbnet.co.at ([83.175.77.102] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.92 #3 (Red Hat Linux)) id 1hg72C-0001bU-3z; Wed, 26 Jun 2019 12:28:20 +0000 From: Christoph Hellwig To: Dan Williams , =?utf-8?b?SsOpcsO0bWUgR2xpc3Nl?= , Jason Gunthorpe , Ben Skeggs Cc: linux-mm@kvack.org, nouveau@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-nvdimm@lists.01.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 20/25] mm: remove hmm_vma_alloc_locked_page Date: Wed, 26 Jun 2019 14:27:19 +0200 Message-Id: <20190626122724.13313-21-hch@lst.de> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190626122724.13313-1-hch@lst.de> References: <20190626122724.13313-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The only user of it has just been removed, and there wasn't really any need to wrap a basic memory allocator to start with. Signed-off-by: Christoph Hellwig Reviewed-by: Jason Gunthorpe --- include/linux/hmm.h | 3 --- mm/hmm.c | 14 -------------- 2 files changed, 17 deletions(-) diff --git a/include/linux/hmm.h b/include/linux/hmm.h index ba19c19e24ed..1d55b7ea2da6 100644 --- a/include/linux/hmm.h +++ b/include/linux/hmm.h @@ -587,9 +587,6 @@ static inline void hmm_mm_init(struct mm_struct *mm) {} #if IS_ENABLED(CONFIG_DEVICE_PRIVATE) struct hmm_devmem; -struct page *hmm_vma_alloc_locked_page(struct vm_area_struct *vma, - unsigned long addr); - /* * struct hmm_devmem_ops - callback for ZONE_DEVICE memory events * diff --git a/mm/hmm.c b/mm/hmm.c index e4470462298f..fdbd48771292 100644 --- a/mm/hmm.c +++ b/mm/hmm.c @@ -1330,20 +1330,6 @@ EXPORT_SYMBOL(hmm_range_dma_unmap); #if IS_ENABLED(CONFIG_DEVICE_PRIVATE) -struct page *hmm_vma_alloc_locked_page(struct vm_area_struct *vma, - unsigned long addr) -{ - struct page *page; - - page = alloc_page_vma(GFP_HIGHUSER, vma, addr); - if (!page) - return NULL; - lock_page(page); - return page; -} -EXPORT_SYMBOL(hmm_vma_alloc_locked_page); - - static void hmm_devmem_ref_release(struct percpu_ref *ref) { struct hmm_devmem *devmem;