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From: Jan Kara <jack@suse.cz>
To: Liu Bo <bo.li.liu@oracle.com>
Cc: Jan Kara <jack@suse.cz>,
	linux-fsdevel@vger.kernel.org,
	Christoph Hellwig <hch@infradead.org>,
	linux-block@vger.kernel.org, linux-mtd@lists.infradead.org,
	linux-nfs@vger.kernel.org, Petr Vandrovec <petr@vandrovec.name>,
	linux-nilfs@vger.kernel.org, cluster-devel@redhat.com,
	osd-dev@open-osd.org, codalist@TELEMANN.coda.cs.cmu.edu,
	linux-afs@lists.infradead.org, ecryptfs@vger.kernel.org,
	linux-cifs@vger.kernel.org, ceph-devel@vger.kernel.org,
	linux-btrfs@vger.kernel.org,
	v9fs-developer@lists.sourceforge.net,
	lustre-devel@lists.lustre.org
Subject: Re: [PATCH 04/24] fs: Provide infrastructure for dynamic BDIs in filesystems
Date: Fri, 3 Feb 2017 14:50:42 +0100	[thread overview]
Message-ID: <20170203135042.GB5844@quack2.suse.cz> (raw)
In-Reply-To: <20170202192827.GF6550@localhost.localdomain>

On Thu 02-02-17 11:28:27, Liu Bo wrote:
> Hi,
> 
> On Thu, Feb 02, 2017 at 06:34:02PM +0100, Jan Kara wrote:
> > Provide helper functions for setting up dynamically allocated
> > backing_dev_info structures for filesystems and cleaning them up on
> > superblock destruction.
> 
> Just one concern, will this cause problems for multiple superblock cases
> like nfs with nosharecache?

Can you ellaborate a bit? I've looked for a while what nfs with
nosharecache does but I didn't see how it would influence anything with
bdis...

								Honza
-- 
Jan Kara <jack@suse.com>
SUSE Labs, CR

WARNING: multiple messages have this Message-ID (diff)
From: Jan Kara <jack@suse.cz>
To: Liu Bo <bo.li.liu@oracle.com>
Cc: Jan Kara <jack@suse.cz>,
	linux-fsdevel@vger.kernel.org,
	Christoph Hellwig <hch@infradead.org>,
	linux-block@vger.kernel.org, linux-mtd@lists.infradead.org,
	linux-nfs@vger.kernel.org, Petr Vandrovec <petr@vandrovec.name>,
	linux-nilfs@vger.kernel.org, cluster-devel@redhat.com,
	osd-dev@open-osd.org, codalist@TELEMANN.coda.cs.cmu.edu,
	linux-afs@lists.infradead.org, ecryptfs@vger.kernel.org,
	linux-cifs@vger.kernel.org, ceph-devel@vger.kernel.org,
	linux-btrfs@vger.kernel.org,
	v9fs-developer@lists.sourceforge.net,
	lustre-devel@lists.lustre.org
Subject: [lustre-devel] [PATCH 04/24] fs: Provide infrastructure for dynamic BDIs in filesystems
Date: Fri, 3 Feb 2017 14:50:42 +0100	[thread overview]
Message-ID: <20170203135042.GB5844@quack2.suse.cz> (raw)
In-Reply-To: <20170202192827.GF6550@localhost.localdomain>

On Thu 02-02-17 11:28:27, Liu Bo wrote:
> Hi,
> 
> On Thu, Feb 02, 2017 at 06:34:02PM +0100, Jan Kara wrote:
> > Provide helper functions for setting up dynamically allocated
> > backing_dev_info structures for filesystems and cleaning them up on
> > superblock destruction.
> 
> Just one concern, will this cause problems for multiple superblock cases
> like nfs with nosharecache?

Can you ellaborate a bit? I've looked for a while what nfs with
nosharecache does but I didn't see how it would influence anything with
bdis...

								Honza
-- 
Jan Kara <jack@suse.com>
SUSE Labs, CR

WARNING: multiple messages have this Message-ID (diff)
From: Jan Kara <jack@suse.cz>
To: cluster-devel.redhat.com
Subject: [Cluster-devel] [PATCH 04/24] fs: Provide infrastructure for dynamic BDIs in filesystems
Date: Fri, 3 Feb 2017 14:50:42 +0100	[thread overview]
Message-ID: <20170203135042.GB5844@quack2.suse.cz> (raw)
In-Reply-To: <20170202192827.GF6550@localhost.localdomain>

On Thu 02-02-17 11:28:27, Liu Bo wrote:
> Hi,
> 
> On Thu, Feb 02, 2017 at 06:34:02PM +0100, Jan Kara wrote:
> > Provide helper functions for setting up dynamically allocated
> > backing_dev_info structures for filesystems and cleaning them up on
> > superblock destruction.
> 
> Just one concern, will this cause problems for multiple superblock cases
> like nfs with nosharecache?

Can you ellaborate a bit? I've looked for a while what nfs with
nosharecache does but I didn't see how it would influence anything with
bdis...

								Honza
-- 
Jan Kara <jack@suse.com>
SUSE Labs, CR



  reply	other threads:[~2017-02-03 13:50 UTC|newest]

Thread overview: 75+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-02 17:33 [PATCH 0/24 RFC] fs: Convert all embedded bdis into separate ones Jan Kara
2017-02-02 17:33 ` [Cluster-devel] " Jan Kara
2017-02-02 17:33 ` [lustre-devel] " Jan Kara
2017-02-02 17:33 ` Jan Kara
2017-02-02 17:33 ` Jan Kara
2017-02-02 17:33 ` Jan Kara
2017-02-02 17:33 ` [PATCH 01/24] block: Provide bdi_alloc() Jan Kara
2017-02-02 17:34 ` [PATCH 02/24] bdi: Provide bdi_register_va() Jan Kara
2017-02-02 17:34 ` [PATCH 03/24] block: Unregister bdi on last reference drop Jan Kara
2017-02-02 17:34 ` [PATCH 04/24] fs: Provide infrastructure for dynamic BDIs in filesystems Jan Kara
2017-02-02 17:34   ` [Cluster-devel] " Jan Kara
2017-02-02 17:34   ` [lustre-devel] " Jan Kara
2017-02-02 17:34   ` Jan Kara
2017-02-02 17:34   ` Jan Kara
2017-02-02 19:28   ` Liu Bo
2017-02-02 19:28     ` [Cluster-devel] " Liu Bo
2017-02-03 13:50     ` Jan Kara [this message]
2017-02-03 13:50       ` Jan Kara
2017-02-03 13:50       ` [lustre-devel] " Jan Kara
2017-02-03 18:31       ` Liu Bo
2017-02-03 18:31         ` [Cluster-devel] " Liu Bo
2017-02-03 18:31         ` Liu Bo
2017-02-08  0:38   ` [lustre-devel] " Dilger, Andreas
2017-02-08  0:38     ` [Cluster-devel] " Dilger, Andreas
2017-02-08  0:38     ` Dilger, Andreas
2017-02-08  0:38     ` Dilger, Andreas
2017-02-08  0:38     ` Dilger, Andreas
2017-02-08  0:38     ` [lustre-devel] " Dilger, Andreas
2017-02-09 12:12     ` Jan Kara
2017-02-09 12:12       ` [Cluster-devel] " Jan Kara
2017-02-09 12:12       ` Jan Kara
2017-02-09 12:12       ` Jan Kara
2017-02-09 12:12       ` Jan Kara
2017-02-09 12:12       ` Jan Kara
2017-02-09 12:12       ` [lustre-devel] " Jan Kara
2017-02-02 17:34 ` [PATCH 05/24] fs: Get proper reference for s_bdi Jan Kara
2017-02-09 14:36   ` Boaz Harrosh
2017-02-09 15:52     ` Jan Kara
2017-02-02 17:34 ` [PATCH 06/24] lustre: Convert to separately allocated bdi Jan Kara
2017-02-02 17:34   ` [lustre-devel] " Jan Kara
2017-02-08  0:38   ` Dilger, Andreas
2017-02-08  0:38     ` Dilger, Andreas
2017-02-02 17:34 ` [PATCH 07/24] 9p: " Jan Kara
2017-02-02 17:34 ` [PATCH 08/24] btrfs: " Jan Kara
2017-02-03 18:33   ` Liu Bo
2017-02-08 15:22   ` David Sterba
2017-02-02 17:34 ` [PATCH 09/24] ceph: " Jan Kara
2017-02-02 17:34   ` Jan Kara
2017-02-02 17:34 ` [PATCH 10/24] cifs: " Jan Kara
2017-02-02 17:34 ` [PATCH 11/24] ecryptfs: " Jan Kara
2017-02-02 17:34   ` Jan Kara
2017-02-03 23:54   ` Tyler Hicks
2017-02-02 17:34 ` [PATCH 12/24] afs: " Jan Kara
2017-02-02 17:34 ` [PATCH 13/24] orangefs: Remove orangefs_backing_dev_info Jan Kara
2017-02-02 17:34 ` [PATCH 14/24] mtd: Convert to dynamically allocated bdi infrastructure Jan Kara
2017-02-02 17:34 ` [PATCH 15/24] coda: Convert to separately allocated bdi Jan Kara
2017-02-02 17:34 ` [PATCH 16/24] exofs: " Jan Kara
2017-02-09 14:23   ` Boaz Harrosh
2017-02-02 17:34 ` [PATCH 17/24] fuse: " Jan Kara
2017-02-07  9:16   ` Miklos Szeredi
2017-02-07 11:35     ` Jan Kara
2017-02-02 17:34 ` [PATCH 18/24] gfs2: Convert to properly refcounting bdi Jan Kara
2017-02-02 17:34   ` [Cluster-devel] " Jan Kara
2017-02-02 17:34 ` [PATCH 19/24] nilfs2: " Jan Kara
2017-02-02 17:34   ` Jan Kara
2017-02-02 17:34 ` [PATCH 20/24] ncpfs: Convert to separately allocated bdi Jan Kara
2017-02-02 17:34 ` [PATCH 21/24] nfs: " Jan Kara
2017-02-02 17:34 ` [PATCH 22/24] ubifs: " Jan Kara
2017-02-02 20:34   ` Richard Weinberger
2017-02-03 13:45     ` Jan Kara
2017-02-08 11:24   ` Richard Weinberger
2017-02-09 12:17     ` Jan Kara
2017-02-09 14:56       ` Richard Weinberger
2017-02-02 17:34 ` [PATCH 23/24] fs: Remove SB_I_DYNBDI flag Jan Kara
2017-02-02 17:34 ` [PATCH 24/24] block: Remove unused functions Jan Kara

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