From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 993522C85 for ; Mon, 18 Oct 2021 04:41:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: Content-ID:Content-Description:In-Reply-To:References; bh=5FVSqxmInxZpxLfquTYTWo3aHtcI6RxpSGZW6UNZj6o=; b=RWsnrEN/AN21+3N1QS/sVzo/pA KUprhD61JwCSOViB6cCzwYWYPy8xO6eWNrrG8XEt0LTqvix7ajoUiGCskUDEIh+XmHUnJyX/tgDJj Esl/uNdX1ly5Yy9ZBHbYr6yKuDS9X5SLz4ZAngrPtzD/0A2qwFx8g8P1chEP+4L6TG/G9DEqtaDJ6 jW1vIyTNr2TebDqfs2jg2FxBFf/f/gWdoiabUqKvxpvOm2M2Nvc85QefHdxbJPv9Dys7AN5jmyANn iuh0ImYfAhQwPFWqmpyXU78hqF4KUrq+0TQ/4jRUyILMGOEhgr5OTDCogwtAbPD6vKEUBlPEk3aPn umppEHQg==; Received: from 089144211028.atnat0020.highway.a1.net ([89.144.211.28] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1mcKSH-00E3Et-TF; Mon, 18 Oct 2021 04:40:58 +0000 From: Christoph Hellwig To: Cc: Dan Williams , Mike Snitzer , Ira Weiny , dm-devel@redhat.com, linux-xfs@vger.kernel.org, nvdimm@lists.linux.dev, linux-s390@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-ext4@vger.kernel.org, virtualization@lists.linux-foundation.org Subject: futher decouple DAX from block devices Date: Mon, 18 Oct 2021 06:40:43 +0200 Message-Id: <20211018044054.1779424-1-hch@lst.de> X-Mailer: git-send-email 2.30.2 Precedence: bulk X-Mailing-List: nvdimm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Hi Dan, this series cleans up and simplifies the association between DAX and block devices in preparation of allowing to mount file systems directly on DAX devices without a detour through block devices. Diffstat: drivers/dax/Kconfig | 4 drivers/dax/bus.c | 2 drivers/dax/super.c | 220 +++++-------------------------------------- drivers/md/dm-linear.c | 51 +++------ drivers/md/dm-log-writes.c | 44 +++----- drivers/md/dm-stripe.c | 65 +++--------- drivers/md/dm-table.c | 22 ++-- drivers/md/dm-writecache.c | 2 drivers/md/dm.c | 29 ----- drivers/md/dm.h | 4 drivers/nvdimm/Kconfig | 2 drivers/nvdimm/pmem.c | 9 - drivers/s390/block/Kconfig | 2 drivers/s390/block/dcssblk.c | 12 +- fs/dax.c | 13 ++ fs/erofs/super.c | 11 +- fs/ext2/super.c | 6 - fs/ext4/super.c | 9 + fs/fuse/Kconfig | 2 fs/fuse/virtio_fs.c | 2 fs/xfs/xfs_super.c | 54 +++++----- include/linux/dax.h | 30 ++--- 22 files changed, 185 insertions(+), 410 deletions(-) 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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CFFC4C433FE for ; Mon, 18 Oct 2021 04:41:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B6C1760E54 for ; Mon, 18 Oct 2021 04:41:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229481AbhJREnS (ORCPT ); Mon, 18 Oct 2021 00:43:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54958 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229470AbhJREnR (ORCPT ); Mon, 18 Oct 2021 00:43:17 -0400 Received: from bombadil.infradead.org (unknown [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5B6D5C06161C; Sun, 17 Oct 2021 21:41:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: Content-ID:Content-Description:In-Reply-To:References; bh=5FVSqxmInxZpxLfquTYTWo3aHtcI6RxpSGZW6UNZj6o=; b=RWsnrEN/AN21+3N1QS/sVzo/pA KUprhD61JwCSOViB6cCzwYWYPy8xO6eWNrrG8XEt0LTqvix7ajoUiGCskUDEIh+XmHUnJyX/tgDJj Esl/uNdX1ly5Yy9ZBHbYr6yKuDS9X5SLz4ZAngrPtzD/0A2qwFx8g8P1chEP+4L6TG/G9DEqtaDJ6 jW1vIyTNr2TebDqfs2jg2FxBFf/f/gWdoiabUqKvxpvOm2M2Nvc85QefHdxbJPv9Dys7AN5jmyANn iuh0ImYfAhQwPFWqmpyXU78hqF4KUrq+0TQ/4jRUyILMGOEhgr5OTDCogwtAbPD6vKEUBlPEk3aPn umppEHQg==; Received: from 089144211028.atnat0020.highway.a1.net ([89.144.211.28] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1mcKSH-00E3Et-TF; Mon, 18 Oct 2021 04:40:58 +0000 From: Christoph Hellwig Cc: Dan Williams , Mike Snitzer , Ira Weiny , dm-devel@redhat.com, linux-xfs@vger.kernel.org, nvdimm@lists.linux.dev, linux-s390@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-ext4@vger.kernel.org, virtualization@lists.linux-foundation.org Subject: futher decouple DAX from block devices Date: Mon, 18 Oct 2021 06:40:43 +0200 Message-Id: <20211018044054.1779424-1-hch@lst.de> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: linux-s390@vger.kernel.org Hi Dan, this series cleans up and simplifies the association between DAX and block devices in preparation of allowing to mount file systems directly on DAX devices without a detour through block devices. Diffstat: drivers/dax/Kconfig | 4 drivers/dax/bus.c | 2 drivers/dax/super.c | 220 +++++-------------------------------------- drivers/md/dm-linear.c | 51 +++------ drivers/md/dm-log-writes.c | 44 +++----- drivers/md/dm-stripe.c | 65 +++--------- drivers/md/dm-table.c | 22 ++-- drivers/md/dm-writecache.c | 2 drivers/md/dm.c | 29 ----- drivers/md/dm.h | 4 drivers/nvdimm/Kconfig | 2 drivers/nvdimm/pmem.c | 9 - drivers/s390/block/Kconfig | 2 drivers/s390/block/dcssblk.c | 12 +- fs/dax.c | 13 ++ fs/erofs/super.c | 11 +- fs/ext2/super.c | 6 - fs/ext4/super.c | 9 + fs/fuse/Kconfig | 2 fs/fuse/virtio_fs.c | 2 fs/xfs/xfs_super.c | 54 +++++----- include/linux/dax.h | 30 ++--- 22 files changed, 185 insertions(+), 410 deletions(-) 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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BE4A3C433EF for ; Mon, 18 Oct 2021 04:41:21 +0000 (UTC) Received: from smtp2.osuosl.org (smtp2.osuosl.org [140.211.166.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 3C57761278 for ; Mon, 18 Oct 2021 04:41:21 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 3C57761278 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by smtp2.osuosl.org (Postfix) with ESMTP id F2E6040395; Mon, 18 Oct 2021 04:41:20 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp2.osuosl.org ([127.0.0.1]) by localhost (smtp2.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id D5NGxKn3vArb; Mon, 18 Oct 2021 04:41:20 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by smtp2.osuosl.org (Postfix) with ESMTPS id 776D840385; Mon, 18 Oct 2021 04:41:19 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 58BCCC0011; Mon, 18 Oct 2021 04:41:19 +0000 (UTC) Received: from smtp3.osuosl.org (smtp3.osuosl.org [IPv6:2605:bc80:3010::136]) by lists.linuxfoundation.org (Postfix) with ESMTP id 0F7E5C000D for ; Mon, 18 Oct 2021 04:41:17 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp3.osuosl.org (Postfix) with ESMTP id E6FE1607B7 for ; Mon, 18 Oct 2021 04:41:16 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Authentication-Results: smtp3.osuosl.org (amavisd-new); dkim=pass (2048-bit key) header.d=infradead.org Received: from smtp3.osuosl.org ([127.0.0.1]) by localhost (smtp3.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id dD0YypXbubft for ; Mon, 18 Oct 2021 04:41:13 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.8.0 Received: from bombadil.infradead.org (unknown [IPv6:2607:7c80:54:e::133]) by smtp3.osuosl.org (Postfix) with ESMTPS id 30A1760744 for ; Mon, 18 Oct 2021 04:41:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: Content-ID:Content-Description:In-Reply-To:References; bh=5FVSqxmInxZpxLfquTYTWo3aHtcI6RxpSGZW6UNZj6o=; b=RWsnrEN/AN21+3N1QS/sVzo/pA KUprhD61JwCSOViB6cCzwYWYPy8xO6eWNrrG8XEt0LTqvix7ajoUiGCskUDEIh+XmHUnJyX/tgDJj Esl/uNdX1ly5Yy9ZBHbYr6yKuDS9X5SLz4ZAngrPtzD/0A2qwFx8g8P1chEP+4L6TG/G9DEqtaDJ6 jW1vIyTNr2TebDqfs2jg2FxBFf/f/gWdoiabUqKvxpvOm2M2Nvc85QefHdxbJPv9Dys7AN5jmyANn iuh0ImYfAhQwPFWqmpyXU78hqF4KUrq+0TQ/4jRUyILMGOEhgr5OTDCogwtAbPD6vKEUBlPEk3aPn umppEHQg==; Received: from 089144211028.atnat0020.highway.a1.net ([89.144.211.28] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1mcKSH-00E3Et-TF; Mon, 18 Oct 2021 04:40:58 +0000 From: Christoph Hellwig To: Subject: futher decouple DAX from block devices Date: Mon, 18 Oct 2021 06:40:43 +0200 Message-Id: <20211018044054.1779424-1-hch@lst.de> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Cc: nvdimm@lists.linux.dev, Mike Snitzer , linux-s390@vger.kernel.org, linux-erofs@lists.ozlabs.org, virtualization@lists.linux-foundation.org, linux-xfs@vger.kernel.org, dm-devel@redhat.com, linux-fsdevel@vger.kernel.org, Dan Williams , linux-ext4@vger.kernel.org, Ira Weiny X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" Hi Dan, this series cleans up and simplifies the association between DAX and block devices in preparation of allowing to mount file systems directly on DAX devices without a detour through block devices. Diffstat: drivers/dax/Kconfig | 4 drivers/dax/bus.c | 2 drivers/dax/super.c | 220 +++++-------------------------------------- drivers/md/dm-linear.c | 51 +++------ drivers/md/dm-log-writes.c | 44 +++----- drivers/md/dm-stripe.c | 65 +++--------- drivers/md/dm-table.c | 22 ++-- drivers/md/dm-writecache.c | 2 drivers/md/dm.c | 29 ----- drivers/md/dm.h | 4 drivers/nvdimm/Kconfig | 2 drivers/nvdimm/pmem.c | 9 - drivers/s390/block/Kconfig | 2 drivers/s390/block/dcssblk.c | 12 +- fs/dax.c | 13 ++ fs/erofs/super.c | 11 +- fs/ext2/super.c | 6 - fs/ext4/super.c | 9 + fs/fuse/Kconfig | 2 fs/fuse/virtio_fs.c | 2 fs/xfs/xfs_super.c | 54 +++++----- include/linux/dax.h | 30 ++--- 22 files changed, 185 insertions(+), 410 deletions(-) _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization 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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4CACAC433F5 for ; Mon, 18 Oct 2021 04:41:30 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id DB95661278 for ; Mon, 18 Oct 2021 04:41:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org DB95661278 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.ozlabs.org Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4HXkjN4D6jz2ywH for ; Mon, 18 Oct 2021 15:41:28 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=infradead.org header.i=@infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=RWsnrEN/; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=bombadil.srs.infradead.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=batv+653fb0268b18c2e086a8+6630+infradead.org+hch@bombadil.srs.infradead.org; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; secure) header.d=infradead.org header.i=@infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=RWsnrEN/; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4HXkj92ZjXz2yRS for ; Mon, 18 Oct 2021 15:41:13 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: Content-ID:Content-Description:In-Reply-To:References; bh=5FVSqxmInxZpxLfquTYTWo3aHtcI6RxpSGZW6UNZj6o=; b=RWsnrEN/AN21+3N1QS/sVzo/pA KUprhD61JwCSOViB6cCzwYWYPy8xO6eWNrrG8XEt0LTqvix7ajoUiGCskUDEIh+XmHUnJyX/tgDJj Esl/uNdX1ly5Yy9ZBHbYr6yKuDS9X5SLz4ZAngrPtzD/0A2qwFx8g8P1chEP+4L6TG/G9DEqtaDJ6 jW1vIyTNr2TebDqfs2jg2FxBFf/f/gWdoiabUqKvxpvOm2M2Nvc85QefHdxbJPv9Dys7AN5jmyANn iuh0ImYfAhQwPFWqmpyXU78hqF4KUrq+0TQ/4jRUyILMGOEhgr5OTDCogwtAbPD6vKEUBlPEk3aPn umppEHQg==; Received: from 089144211028.atnat0020.highway.a1.net ([89.144.211.28] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1mcKSH-00E3Et-TF; Mon, 18 Oct 2021 04:40:58 +0000 From: Christoph Hellwig To: Subject: futher decouple DAX from block devices Date: Mon, 18 Oct 2021 06:40:43 +0200 Message-Id: <20211018044054.1779424-1-hch@lst.de> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html X-BeenThere: linux-erofs@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development of Linux EROFS file system List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: nvdimm@lists.linux.dev, Mike Snitzer , linux-s390@vger.kernel.org, linux-erofs@lists.ozlabs.org, virtualization@lists.linux-foundation.org, linux-xfs@vger.kernel.org, dm-devel@redhat.com, linux-fsdevel@vger.kernel.org, Dan Williams , linux-ext4@vger.kernel.org, Ira Weiny Errors-To: linux-erofs-bounces+linux-erofs=archiver.kernel.org@lists.ozlabs.org Sender: "Linux-erofs" Hi Dan, this series cleans up and simplifies the association between DAX and block devices in preparation of allowing to mount file systems directly on DAX devices without a detour through block devices. Diffstat: drivers/dax/Kconfig | 4 drivers/dax/bus.c | 2 drivers/dax/super.c | 220 +++++-------------------------------------- drivers/md/dm-linear.c | 51 +++------ drivers/md/dm-log-writes.c | 44 +++----- drivers/md/dm-stripe.c | 65 +++--------- drivers/md/dm-table.c | 22 ++-- drivers/md/dm-writecache.c | 2 drivers/md/dm.c | 29 ----- drivers/md/dm.h | 4 drivers/nvdimm/Kconfig | 2 drivers/nvdimm/pmem.c | 9 - drivers/s390/block/Kconfig | 2 drivers/s390/block/dcssblk.c | 12 +- fs/dax.c | 13 ++ fs/erofs/super.c | 11 +- fs/ext2/super.c | 6 - fs/ext4/super.c | 9 + fs/fuse/Kconfig | 2 fs/fuse/virtio_fs.c | 2 fs/xfs/xfs_super.c | 54 +++++----- include/linux/dax.h | 30 ++--- 22 files changed, 185 insertions(+), 410 deletions(-) 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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 116A0C433EF for ; Mon, 18 Oct 2021 05:55:06 +0000 (UTC) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [216.205.24.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8FF37610A3 for ; Mon, 18 Oct 2021 05:55:05 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 8FF37610A3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=redhat.com 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-522-aE_5SOmXPHuFoey2mKDAKA-1; Mon, 18 Oct 2021 01:54:21 -0400 X-MC-Unique: aE_5SOmXPHuFoey2mKDAKA-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 9C0E71842154; Mon, 18 Oct 2021 05:54:17 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 39E7910016F4; Mon, 18 Oct 2021 05:54:16 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id 9E7111806D04; Mon, 18 Oct 2021 05:54:12 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.rdu2.redhat.com [10.11.54.2]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id 19I5s8Sj007313 for ; Mon, 18 Oct 2021 01:54:10 -0400 Received: by smtp.corp.redhat.com (Postfix) id A7CA640C1257; Mon, 18 Oct 2021 05:54:08 +0000 (UTC) Received: from mimecast-mx02.redhat.com (mimecast01.extmail.prod.ext.rdu2.redhat.com [10.11.55.17]) by smtp.corp.redhat.com (Postfix) with ESMTPS id A42F7400F3E3 for ; Mon, 18 Oct 2021 05:54:08 +0000 (UTC) Received: from us-smtp-1.mimecast.com (us-smtp-delivery-1.mimecast.com [205.139.110.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 8CEC6899EC1 for ; Mon, 18 Oct 2021 05:54:08 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-270-rKtxURE3PYyY_TMU6OC3Gg-1; Mon, 18 Oct 2021 01:54:06 -0400 X-MC-Unique: rKtxURE3PYyY_TMU6OC3Gg-1 Received: from 089144211028.atnat0020.highway.a1.net ([89.144.211.28] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1mcKSH-00E3Et-TF; Mon, 18 Oct 2021 04:40:58 +0000 From: Christoph Hellwig To: Date: Mon, 18 Oct 2021 06:40:43 +0200 Message-Id: <20211018044054.1779424-1-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 X-Mimecast-Impersonation-Protect: Policy=CLT - Impersonation Protection Definition; Similar Internal Domain=false; Similar Monitored External Domain=false; Custom External Domain=false; Mimecast External Domain=false; Newly Observed Domain=false; Internal User Name=false; Custom Display Name List=false; Reply-to Address Mismatch=false; Targeted Threat Dictionary=false; Mimecast Threat Dictionary=false; Custom Threat Dictionary=false X-Scanned-By: MIMEDefang 2.84 on 10.11.54.2 X-loop: dm-devel@redhat.com Cc: nvdimm@lists.linux.dev, Mike Snitzer , linux-s390@vger.kernel.org, linux-erofs@lists.ozlabs.org, virtualization@lists.linux-foundation.org, linux-xfs@vger.kernel.org, dm-devel@redhat.com, linux-fsdevel@vger.kernel.org, Dan Williams , linux-ext4@vger.kernel.org, Ira Weiny Subject: [dm-devel] futher decouple DAX from block devices X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: device-mapper development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=dm-devel-bounces@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Hi Dan, this series cleans up and simplifies the association between DAX and block devices in preparation of allowing to mount file systems directly on DAX devices without a detour through block devices. Diffstat: drivers/dax/Kconfig | 4 drivers/dax/bus.c | 2 drivers/dax/super.c | 220 +++++-------------------------------------- drivers/md/dm-linear.c | 51 +++------ drivers/md/dm-log-writes.c | 44 +++----- drivers/md/dm-stripe.c | 65 +++--------- drivers/md/dm-table.c | 22 ++-- drivers/md/dm-writecache.c | 2 drivers/md/dm.c | 29 ----- drivers/md/dm.h | 4 drivers/nvdimm/Kconfig | 2 drivers/nvdimm/pmem.c | 9 - drivers/s390/block/Kconfig | 2 drivers/s390/block/dcssblk.c | 12 +- fs/dax.c | 13 ++ fs/erofs/super.c | 11 +- fs/ext2/super.c | 6 - fs/ext4/super.c | 9 + fs/fuse/Kconfig | 2 fs/fuse/virtio_fs.c | 2 fs/xfs/xfs_super.c | 54 +++++----- include/linux/dax.h | 30 ++--- 22 files changed, 185 insertions(+), 410 deletions(-) -- dm-devel mailing list dm-devel@redhat.com https://listman.redhat.com/mailman/listinfo/dm-devel