From patchwork Wed Jan 17 20:21:26 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthew Wilcox X-Patchwork-Id: 10172725 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id CA8D560230 for ; Thu, 18 Jan 2018 10:05:14 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BC1F222380 for ; Thu, 18 Jan 2018 10:05:14 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id AF4F62624A; Thu, 18 Jan 2018 10:05:14 +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=-4.1 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 541B922380 for ; Thu, 18 Jan 2018 10:05:14 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id A0B9D6E5ED; Thu, 18 Jan 2018 09:42:37 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) by gabe.freedesktop.org (Postfix) with ESMTPS id F30946E1C4 for ; Wed, 17 Jan 2018 20:23:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=References:In-Reply-To:Message-Id: Date:Subject:Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding: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=ui0jdz9E027vx6kh4BN1DpRsE9/lobM/lWsy/ECHg1w=; b=pUgZyHzEvv3RkL+Uz5fUTSOH/ GCtMTSLtHkkf6Xk0hgsTDzt2yMxZGaLpQFIHw14I9rO/jNxWIahYBUT1xPW0lpBbVusYPWjTMVGDr HfQshAqjS5eaAjs6VMhgcPrite+VtRwtTHBJzWM4OkQQ+/hUbr8M08T4muzTdmbLhMDnlLCC0nVBU fhMPyCIii/AcRi0cyhg6F9Pnl4G9Ql/bMQvN4+jQjNwOSjLKBy2v6KrLVHSWkNSunR6xdcvJXk1fQ 7RszCtCcu1TTfeMUvyBkG/9KcDOkguTQLJwU2Jb86qRzIjpQB/ql5hnsDGEgo1+vx6MZv+1hzIWBv qc9S4jdAA==; Received: from willy by bombadil.infradead.org with local (Exim 4.89 #1 (Red Hat Linux)) id 1ebuEV-00065F-3R; Wed, 17 Jan 2018 20:22:51 +0000 From: Matthew Wilcox To: linux-kernel@vger.kernel.org Date: Wed, 17 Jan 2018 12:21:26 -0800 Message-Id: <20180117202203.19756-63-willy@infradead.org> X-Mailer: git-send-email 2.14.3 In-Reply-To: <20180117202203.19756-1-willy@infradead.org> References: <20180117202203.19756-1-willy@infradead.org> Cc: linux-s390@vger.kernel.org, David Howells , linux-nilfs@vger.kernel.org, Matthew Wilcox , linux-sh@vger.kernel.org, intel-gfx@lists.freedesktop.org, linux-usb@vger.kernel.org, linux-remoteproc@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-xfs@vger.kernel.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org, Stefano Stabellini , linux-fsdevel@vger.kernel.org, cgroups@vger.kernel.org, Bjorn Andersson , linux-btrfs@vger.kernel.org Subject: [Intel-gfx] [PATCH v6 62/99] dax: Convert dax_insert_pfn_mkwrite to XArray X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP From: Matthew Wilcox Signed-off-by: Matthew Wilcox --- fs/dax.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/fs/dax.c b/fs/dax.c index b66b8c896ed8..e6b25ef112f2 100644 --- a/fs/dax.c +++ b/fs/dax.c @@ -1497,21 +1497,21 @@ static int dax_insert_pfn_mkwrite(struct vm_fault *vmf, void *entry; int vmf_ret, error; - xa_lock_irq(&mapping->pages); + xas_lock_irq(&xas); entry = get_unlocked_mapping_entry(&xas); /* Did we race with someone splitting entry or so? */ if (!entry || (pe_size == PE_SIZE_PTE && !dax_is_pte_entry(entry)) || (pe_size == PE_SIZE_PMD && !dax_is_pmd_entry(entry))) { put_unlocked_mapping_entry(&xas, entry); - xa_unlock_irq(&mapping->pages); + xas_unlock_irq(&xas); trace_dax_insert_pfn_mkwrite_no_entry(mapping->host, vmf, VM_FAULT_NOPAGE); return VM_FAULT_NOPAGE; } - radix_tree_tag_set(&mapping->pages, index, PAGECACHE_TAG_DIRTY); + xas_set_tag(&xas, PAGECACHE_TAG_DIRTY); entry = lock_slot(&xas); - xa_unlock_irq(&mapping->pages); + xas_unlock_irq(&xas); switch (pe_size) { case PE_SIZE_PTE: error = vm_insert_mixed_mkwrite(vmf->vma, vmf->address, pfn);