From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-2619562-1527623536-2-15372814595049759127 X-Sieve: CMU Sieve 3.0 X-Spam-known-sender: no ("Email failed DMARC policy for domain") X-Spam-charsets: X-IgnoreVacation: yes ("Email failed DMARC policy for domain") X-Resolved-to: linux@kroah.com X-Delivered-to: linux@kroah.com X-Mail-from: linux-fsdevel-owner@vger.kernel.org ARC-Seal: i=1; a=rsa-sha256; cv=none; d=messagingengine.com; s=fm2; t= 1527623536; b=FgRVlQhtY2DdzNPZcEh/Pr7bCO8+4fCdy5e5aOYmp7Uul+F7Ix ZQqV0p7hqxX5Lpx4kKYWaBLnY1svUvUfgfGeUV/azR2Q55kWWJKxt1AO5qtK/m4g jDIyg51j5O5HdJProvoX6QZRhvW/4OSfF+QtKximnspNofnb7PhBxmtD8puQITmJ 8Z29mwO2wfPy9TbMYc6SVsYWdE0tdSPaK3X0Wb73sK642VDnadPs1gjThLIoUn+N 1946jd381trEY4g1K3HEdM5lziH4GIVXmC8fTkWi51xD0OJs8XGn/Vn+3Q61x92f DDB4hqRPvueyuLTahr3QdLEO77mGv+CjL2+A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=from:to:cc:subject:date:message-id :in-reply-to:references:sender:list-id; s=fm2; t=1527623536; bh= GEVHRWA+I7U/uPYPdhd3Qo9nyqtJEp60t3Enc3KKffg=; b=Cu1A+T0JCkPQ+Dny VnBR4nFeU8af5vMsRlOU0dZngvVhmWVinv/7+QF/XMuaK2/6CAzW13eBWJpUWLJq uNjE4IF3C1LMVacOgdOo8P5V04Y19PSPv4RuCMHBzMG8DPB/OhxzFTPOLi2lBsKq REDsTPeQEfll8q5i5sQvWl8O5X7uXA3iqb8XIZjKb4W6mu/lXTvw6N1qTHo/YGyB +RGQOt640Wo1NkeISLch9JbSnRGQKmceqaJRb+vCUnYLom2H27oMylVtLoNtbLZs KcQiXS6VAqdu5ty3w8+MQmtWja/BFV+A+5z8M+4b02ubO3a929y9o0ZNfqXaY5LZ 47IYSg== ARC-Authentication-Results: i=1; mx6.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=fail (p=none,has-list-id=yes,d=none) header.from=linux.intel.com; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=linux-fsdevel-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-cm=none score=0; x-ptr=pass smtp.helo=vger.kernel.org policy.ptr=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linux.intel.com header.result=pass header_org.domain=intel.com header_org.result=pass header_is_org_domain=no; x-vs=clean score=-100 state=0 Authentication-Results: mx6.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=fail (p=none,has-list-id=yes,d=none) header.from=linux.intel.com; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=linux-fsdevel-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-cm=none score=0; x-ptr=pass smtp.helo=vger.kernel.org policy.ptr=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linux.intel.com header.result=pass header_org.domain=intel.com header_org.result=pass header_is_org_domain=no; x-vs=clean score=-100 state=0 X-ME-VSCategory: clean X-CM-Envelope: MS4wfHojtfLX4fO9lnpnizQG8WIjhLWFgH0R/qDRvBK6ReE4hwygbWVqV3IF0wWy8ZNbTrpRM3/psoKp/9KLbnXnk1BbteFUqyksUDrPjrk+gzgWz2EaG17B oRBJGJRaXog/t6AgaV348pCJ9vZgqwLffVcPmxJw4AqvkjO+J2Y3yhhN+SRR7KJ7oC7wwJ6BpH2A+PHxZ9Bb6Yaasvg59STPx7IRJgXXSHtZW7aaLDyy3Zch X-CM-Analysis: v=2.3 cv=FKU1Odgs c=1 sm=1 tr=0 a=UK1r566ZdBxH71SXbqIOeA==:117 a=UK1r566ZdBxH71SXbqIOeA==:17 a=VUJBJC2UJ8kA:10 a=QyXUC8HyAAAA:8 a=hlXlmdzvIK86Jj8wux8A:9 X-ME-CMScore: 0 X-ME-CMCategory: none Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S966752AbeE2Tv6 (ORCPT ); Tue, 29 May 2018 15:51:58 -0400 Received: from mga06.intel.com ([134.134.136.31]:7360 "EHLO mga06.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S966584AbeE2TvR (ORCPT ); Tue, 29 May 2018 15:51:17 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,457,1520924400"; d="scan'208";a="232924742" From: Ross Zwisler To: Toshi Kani , Mike Snitzer , dm-devel@redhat.com Cc: Ross Zwisler , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-nvdimm@lists.01.org, linux-xfs@vger.kernel.org Subject: [PATCH v2 6/7] dm-snap: remove unnecessary direct_access() stub Date: Tue, 29 May 2018 13:51:05 -0600 Message-Id: <20180529195106.14268-7-ross.zwisler@linux.intel.com> X-Mailer: git-send-email 2.14.3 In-Reply-To: <20180529195106.14268-1-ross.zwisler@linux.intel.com> References: <20180529195106.14268-1-ross.zwisler@linux.intel.com> Sender: linux-fsdevel-owner@vger.kernel.org X-Mailing-List: linux-fsdevel@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: This stub was added so that we could use dm-snap with DM_TYPE_DAX_BIO_BASED mode devices. That mode and the transition issues associated with it no longer exist, so we can remove this dead code. Signed-off-by: Ross Zwisler --- drivers/md/dm-snap.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c index 216035be5661..0143b158d52d 100644 --- a/drivers/md/dm-snap.c +++ b/drivers/md/dm-snap.c @@ -2305,13 +2305,6 @@ static int origin_map(struct dm_target *ti, struct bio *bio) return do_origin(o->dev, bio); } -static long origin_dax_direct_access(struct dm_target *ti, pgoff_t pgoff, - long nr_pages, void **kaddr, pfn_t *pfn) -{ - DMWARN("device does not support dax."); - return -EIO; -} - /* * Set the target "max_io_len" field to the minimum of all the snapshots' * chunk sizes. @@ -2371,7 +2364,6 @@ static struct target_type origin_target = { .postsuspend = origin_postsuspend, .status = origin_status, .iterate_devices = origin_iterate_devices, - .direct_access = origin_dax_direct_access, }; static struct target_type snapshot_target = { -- 2.14.3