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 2B5A610A23 for ; Wed, 6 Dec 2023 05:55:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="b3J5XsDs" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=xcibP2/q8bOqf4fxy/s4jPIW/mCxqp75SLAGVg7i4NU=; b=b3J5XsDs0PyA92hRCgS7oXZdR9 ifDdarPmUYCMrG98S736dZG8kM1x/gQQQMc5wbP6LBstLaiBbMkgjdmm3ZBz1/VZYMYl2CKgSrOqA 6sv2Lx0erfBewjEuwGujlJGlwetZ28Sn5fFPkgpl7w9ObSzuwh0lFLzpJv0wptOrDoURjTJADLCwA y9AxQ2Xb02C1t9sqLtDibhZsQhjvZhTJUa5jTZPHO/j47wPs5TAzpE67yotaXPyN/SzYNI4wSM+4B R9yJgisFwpCMYV8xJB8jj/Ab+L1VErOFhZIjCSHrQBRU44+YzUnRp28je/BG611oRLdUIqfreibNC VVVWoI6Q==; Received: from hch by bombadil.infradead.org with local (Exim 4.96 #2 (Red Hat Linux)) id 1rAksK-0098VN-1r; Wed, 06 Dec 2023 05:55:12 +0000 Date: Tue, 5 Dec 2023 21:55:12 -0800 From: Christoph Hellwig To: Yu Kuai Cc: axboe@kernel.dk, roger.pau@citrix.com, colyli@suse.de, kent.overstreet@gmail.com, joern@lazybastard.org, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, sth@linux.ibm.com, hoeppner@linux.ibm.com, hca@linux.ibm.com, gor@linux.ibm.com, agordeev@linux.ibm.com, jejb@linux.ibm.com, martin.petersen@oracle.com, clm@fb.com, josef@toxicpanda.com, dsterba@suse.com, nico@fluxnic.net, xiang@kernel.org, chao@kernel.org, tytso@mit.edu, adilger.kernel@dilger.ca, agruenba@redhat.com, jack@suse.com, konishi.ryusuke@gmail.com, willy@infradead.org, akpm@linux-foundation.org, hare@suse.de, p.raghav@samsung.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, xen-devel@lists.xenproject.org, linux-bcache@vger.kernel.org, linux-mtd@lists.infradead.org, linux-s390@vger.kernel.org, linux-scsi@vger.kernel.org, linux-bcachefs@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-ext4@vger.kernel.org, gfs2@lists.linux.dev, linux-nilfs@vger.kernel.org, yukuai3@huawei.com, yi.zhang@huawei.com, yangerkun@huawei.com Subject: Re: [PATCH -next RFC 02/14] xen/blkback: use bdev api in xen_update_blkif_status() Message-ID: References: <20231205123728.1866699-1-yukuai1@huaweicloud.com> <20231205123728.1866699-3-yukuai1@huaweicloud.com> Precedence: bulk X-Mailing-List: gfs2@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231205123728.1866699-3-yukuai1@huaweicloud.com> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html On Tue, Dec 05, 2023 at 08:37:16PM +0800, Yu Kuai wrote: > diff --git a/drivers/block/xen-blkback/xenbus.c b/drivers/block/xen-blkback/xenbus.c > index e34219ea2b05..e645afa4af57 100644 > --- a/drivers/block/xen-blkback/xenbus.c > +++ b/drivers/block/xen-blkback/xenbus.c > @@ -104,8 +104,7 @@ static void xen_update_blkif_status(struct xen_blkif *blkif) > xenbus_dev_error(blkif->be->dev, err, "block flush"); > return; > } > - invalidate_inode_pages2( > - blkif->vbd.bdev_handle->bdev->bd_inode->i_mapping); > + invalidate_bdev(blkif->vbd.bdev_handle->bdev); blkbak is a bdev exported. I don't think it should ever call invalidate_inode_pages2, through a wrapper or not. 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id E84A7C4167B for ; Wed, 6 Dec 2023 05:55:52 +0000 (UTC) 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=b3J5XsDs; dkim-atps=neutral Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4SlRTg3jZFz3cV1 for ; Wed, 6 Dec 2023 16:55:51 +1100 (AEDT) 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=b3J5XsDs; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=bombadil.srs.infradead.org (client-ip=2607:7c80:54:3::133; helo=bombadil.infradead.org; envelope-from=batv+2d31c4bdfe93494595b7+7409+infradead.org+hch@bombadil.srs.infradead.org; receiver=lists.ozlabs.org) Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::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 4SlRTZ4Lq3z3c4s for ; Wed, 6 Dec 2023 16:55:46 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=xcibP2/q8bOqf4fxy/s4jPIW/mCxqp75SLAGVg7i4NU=; b=b3J5XsDs0PyA92hRCgS7oXZdR9 ifDdarPmUYCMrG98S736dZG8kM1x/gQQQMc5wbP6LBstLaiBbMkgjdmm3ZBz1/VZYMYl2CKgSrOqA 6sv2Lx0erfBewjEuwGujlJGlwetZ28Sn5fFPkgpl7w9ObSzuwh0lFLzpJv0wptOrDoURjTJADLCwA y9AxQ2Xb02C1t9sqLtDibhZsQhjvZhTJUa5jTZPHO/j47wPs5TAzpE67yotaXPyN/SzYNI4wSM+4B R9yJgisFwpCMYV8xJB8jj/Ab+L1VErOFhZIjCSHrQBRU44+YzUnRp28je/BG611oRLdUIqfreibNC VVVWoI6Q==; Received: from hch by bombadil.infradead.org with local (Exim 4.96 #2 (Red Hat Linux)) id 1rAksK-0098VN-1r; Wed, 06 Dec 2023 05:55:12 +0000 Date: Tue, 5 Dec 2023 21:55:12 -0800 From: Christoph Hellwig To: Yu Kuai Subject: Re: [PATCH -next RFC 02/14] xen/blkback: use bdev api in xen_update_blkif_status() Message-ID: References: <20231205123728.1866699-1-yukuai1@huaweicloud.com> <20231205123728.1866699-3-yukuai1@huaweicloud.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231205123728.1866699-3-yukuai1@huaweicloud.com> 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: hoeppner@linux.ibm.com, vigneshr@ti.com, yi.zhang@huawei.com, gfs2@lists.linux.dev, clm@fb.com, adilger.kernel@dilger.ca, miquel.raynal@bootlin.com, agordeev@linux.ibm.com, linux-s390@vger.kernel.org, linux-nilfs@vger.kernel.org, agruenba@redhat.com, linux-scsi@vger.kernel.org, richard@nod.at, willy@infradead.org, linux-bcachefs@vger.kernel.org, xen-devel@lists.xenproject.org, linux-ext4@vger.kernel.org, jejb@linux.ibm.com, p.raghav@samsung.com, gor@linux.ibm.com, hca@linux.ibm.com, joern@lazybastard.org, josef@toxicpanda.com, colyli@suse.de, linux-block@vger.kernel.org, linux-bcache@vger.kernel.org, sth@linux.ibm.com, yukuai3@huawei.com, dsterba@suse.com, konishi.ryusuke@gmail.com, axboe@kernel.dk, tytso@mit.edu, martin.petersen@oracle.com, nico@fluxnic.net, yangerkun@huawei.com, linux-kernel@vger.kernel.org, kent.overstreet@gmail.com, hare@suse.de, jack@suse.com, linux-mtd@lists.infradead.org, akpm@linux-foundation.org, linux-erofs@lists.ozlabs.org, linux-btrfs@vger.kernel.org, roger.pau@citrix.com Errors-To: linux-erofs-bounces+linux-erofs=archiver.kernel.org@lists.ozlabs.org Sender: "Linux-erofs" On Tue, Dec 05, 2023 at 08:37:16PM +0800, Yu Kuai wrote: > diff --git a/drivers/block/xen-blkback/xenbus.c b/drivers/block/xen-blkback/xenbus.c > index e34219ea2b05..e645afa4af57 100644 > --- a/drivers/block/xen-blkback/xenbus.c > +++ b/drivers/block/xen-blkback/xenbus.c > @@ -104,8 +104,7 @@ static void xen_update_blkif_status(struct xen_blkif *blkif) > xenbus_dev_error(blkif->be->dev, err, "block flush"); > return; > } > - invalidate_inode_pages2( > - blkif->vbd.bdev_handle->bdev->bd_inode->i_mapping); > + invalidate_bdev(blkif->vbd.bdev_handle->bdev); blkbak is a bdev exported. I don't think it should ever call invalidate_inode_pages2, through a wrapper or not. 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 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.lore.kernel.org (Postfix) with ESMTPS id 578EEC4167B for ; Wed, 6 Dec 2023 05:55:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=U/QczIh6C24ADiycgM0t5dD85RPof7nzFEAHdX41MA4=; b=Ywljcg/awyzJHJ 4aXabWiNTxK0OVBLkEwUENeFsbUS2qS9mc6YeK6qq4SC+ftqcNntIuaZ5XJWgkgNcLED1i/1w1OTs uLGBJvcgO3BseFcIjBA+6AK9Fr7ll3KUu/ICsqkKa3hsq5eACwpplZpM3xcEAi1itc0M+hKRnoE1V 3fx/71gz7VT4qx9pIRIeaMgaHtmKUa4YRXatxFgnxya6RnYn8YxEFV2qLYi38qV6AUyIsxVz8Ysi7 HfttPU00j9yl3jotfK6fsb58lo0XMPgqgee+5qmP4J0zF5ndSmuZfqGfBRQR9rVqFQR2W0Nq3PLLb i9lZqc0fbPJuPsBFn9lA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rAksM-0098Va-2R; Wed, 06 Dec 2023 05:55:14 +0000 Received: from hch by bombadil.infradead.org with local (Exim 4.96 #2 (Red Hat Linux)) id 1rAksK-0098VN-1r; Wed, 06 Dec 2023 05:55:12 +0000 Date: Tue, 5 Dec 2023 21:55:12 -0800 From: Christoph Hellwig To: Yu Kuai Cc: axboe@kernel.dk, roger.pau@citrix.com, colyli@suse.de, kent.overstreet@gmail.com, joern@lazybastard.org, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, sth@linux.ibm.com, hoeppner@linux.ibm.com, hca@linux.ibm.com, gor@linux.ibm.com, agordeev@linux.ibm.com, jejb@linux.ibm.com, martin.petersen@oracle.com, clm@fb.com, josef@toxicpanda.com, dsterba@suse.com, nico@fluxnic.net, xiang@kernel.org, chao@kernel.org, tytso@mit.edu, adilger.kernel@dilger.ca, agruenba@redhat.com, jack@suse.com, konishi.ryusuke@gmail.com, willy@infradead.org, akpm@linux-foundation.org, hare@suse.de, p.raghav@samsung.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, xen-devel@lists.xenproject.org, linux-bcache@vger.kernel.org, linux-mtd@lists.infradead.org, linux-s390@vger.kernel.org, linux-scsi@vger.kernel.org, linux-bcachefs@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-ext4@vger.kernel.org, gfs2@lists.linux.dev, linux-nilfs@vger.kernel.org, yukuai3@huawei.com, yi.zhang@huawei.com, yangerkun@huawei.com Subject: Re: [PATCH -next RFC 02/14] xen/blkback: use bdev api in xen_update_blkif_status() Message-ID: References: <20231205123728.1866699-1-yukuai1@huaweicloud.com> <20231205123728.1866699-3-yukuai1@huaweicloud.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20231205123728.1866699-3-yukuai1@huaweicloud.com> X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org On Tue, Dec 05, 2023 at 08:37:16PM +0800, Yu Kuai wrote: > diff --git a/drivers/block/xen-blkback/xenbus.c b/drivers/block/xen-blkback/xenbus.c > index e34219ea2b05..e645afa4af57 100644 > --- a/drivers/block/xen-blkback/xenbus.c > +++ b/drivers/block/xen-blkback/xenbus.c > @@ -104,8 +104,7 @@ static void xen_update_blkif_status(struct xen_blkif *blkif) > xenbus_dev_error(blkif->be->dev, err, "block flush"); > return; > } > - invalidate_inode_pages2( > - blkif->vbd.bdev_handle->bdev->bd_inode->i_mapping); > + invalidate_bdev(blkif->vbd.bdev_handle->bdev); blkbak is a bdev exported. I don't think it should ever call invalidate_inode_pages2, through a wrapper or not. ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/