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From: Dominique Martinet <asmadeus@codewreck.org>
To: David Howells <dhowells@redhat.com>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>,
	Linux FS Devel <linux-fsdevel@vger.kernel.org>,
	Marc Dionne <marc.dionne@auristor.com>,
	Linux MM <linux-mm@kvack.org>,
	linux-cachefs@redhat.com, linux-afs@lists.infradead.org,
	"open list:NFS, SUNRPC, AND..." <linux-nfs@vger.kernel.org>,
	linux-cifs@vger.kernel.org,
	ceph-devel <ceph-devel@vger.kernel.org>,
	V9FS Developers <v9fs-developer@lists.sourceforge.net>,
	Trond Myklebust <trond.myklebust@hammerspace.com>,
	Anna Schumaker <anna.schumaker@netapp.com>,
	Steve French <sfrench@samba.org>,
	Jeff Layton <jlayton@redhat.com>,
	David Wysochanski <dwysocha@redhat.com>,
	"Matthew Wilcox (Oracle)" <willy@infradead.org>,
	Alexander Viro <viro@zeniv.linux.org.uk>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v7 07/31] netfs: Make a netfs helper module
Date: Thu, 29 Apr 2021 17:43:54 +0900	[thread overview]
Message-ID: <YIpxyi8l4LX/oTSJ@codewreck.org> (raw)
In-Reply-To: <442393.1619685697@warthog.procyon.org.uk>

David Howells wrote on Thu, Apr 29, 2021 at 09:41:37AM +0100:
> Geert Uytterhoeven <geert@linux-m68k.org> wrote:
> > I see later patches make AFS and FSCACHE select NETFS_SUPPORT.  If this
> > is just a library of functions, to be selected by its users, then please
> > make the symbol invisible.
> 
> Ideally, yes, it would be an invisible symbol enabled by select from the
> network filesystems that use it - but doing that means that you can't choose
> whether to build it in or build it as a module.

Afaik such dependencies are then built as a module if everything it
depends on are modules, and built-in if any of these are built-in.

I think most users would be fine with that -- there's little reason to
have netfs built-in if AFS ceph etc all are modules?

-- 
Dominique

  reply	other threads:[~2021-04-29  8:44 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-23 13:27 [PATCH v7 00/31] Network fs helper library & fscache kiocb API David Howells
2021-04-23 13:28 ` [PATCH v7 01/31] iov_iter: Add ITER_XARRAY David Howells
2021-04-23 14:06   ` Matthew Wilcox
2021-04-23 14:33   ` David Howells
2021-04-25 13:14   ` Al Viro
2021-04-25 13:58   ` David Howells
2021-04-25 14:16     ` Al Viro
2021-04-26 18:54   ` Al Viro
2021-04-26 19:15     ` Jeff Layton
2021-04-26 19:23   ` David Howells
2021-04-26 19:52     ` Al Viro
2021-04-23 13:28 ` [PATCH v7 02/31] mm: Add set/end/wait functions for PG_private_2 David Howells
2021-04-23 13:28 ` [PATCH v7 03/31] mm/filemap: Pass the file_ra_state in the ractl David Howells
2021-04-23 13:28 ` [PATCH v7 04/31] fs: Document file_ra_state David Howells
2021-04-23 13:28 ` [PATCH v7 05/31] mm/readahead: Handle ractl nr_pages being modified David Howells
2021-04-23 13:29 ` [PATCH v7 06/31] mm: Implement readahead_control pageset expansion David Howells
2021-04-23 13:29 ` [PATCH v7 07/31] netfs: Make a netfs helper module David Howells
2021-04-29  8:04   ` Geert Uytterhoeven
2021-04-29  8:41   ` David Howells
2021-04-29  8:43     ` Dominique Martinet [this message]
2021-04-23 13:29 ` [PATCH v7 08/31] netfs: Documentation for helper library David Howells
2021-04-23 13:29 ` [PATCH v7 09/31] netfs, mm: Move PG_fscache helper funcs to linux/netfs.h David Howells
2021-04-23 13:29 ` [PATCH v7 10/31] netfs, mm: Add set/end/wait_on_page_fscache() aliases David Howells
2021-04-23 13:30 ` [PATCH v7 11/31] netfs: Provide readahead and readpage netfs helpers David Howells
2021-04-23 13:30 ` [PATCH v7 12/31] netfs: Add tracepoints David Howells
2021-04-23 13:30 ` [PATCH v7 13/31] netfs: Gather stats David Howells
2021-04-23 13:30 ` [PATCH v7 14/31] netfs: Add write_begin helper David Howells
2021-04-23 13:31 ` [PATCH v7 15/31] netfs: Define an interface to talk to a cache David Howells
2021-04-23 13:31 ` [PATCH v7 16/31] netfs: Add a tracepoint to log failures that would be otherwise unseen David Howells
2021-04-23 13:31 ` [PATCH v7 17/31] fscache, cachefiles: Add alternate API to use kiocb for read/write to cache David Howells
2021-04-23 13:32 ` [PATCH v7 18/31] afs: Disable use of the fscache I/O routines David Howells
2021-04-23 13:32 ` [PATCH v7 19/31] afs: Pass page into dirty region helpers to provide THP size David Howells
2021-04-23 13:32 ` [PATCH v7 20/31] afs: Print the operation debug_id when logging an unexpected data version David Howells
2021-04-23 13:32 ` [PATCH v7 21/31] afs: Move key to afs_read struct David Howells
2021-04-23 13:33 ` [PATCH v7 22/31] afs: Don't truncate iter during data fetch David Howells
2021-04-23 13:33 ` [PATCH v7 23/31] afs: Log remote unmarshalling errors David Howells
2021-04-23 13:33 ` [PATCH v7 24/31] afs: Set up the iov_iter before calling afs_extract_data() David Howells
2021-04-23 13:33 ` [PATCH v7 25/31] afs: Use ITER_XARRAY for writing David Howells
2021-04-23 13:33 ` [PATCH v7 26/31] afs: Wait on PG_fscache before modifying/releasing a page David Howells
2021-04-23 13:34 ` [PATCH v7 27/31] afs: Extract writeback extension into its own function David Howells
2021-04-23 13:34 ` [PATCH v7 28/31] afs: Prepare for use of THPs David Howells
2021-04-23 13:34 ` [PATCH v7 29/31] afs: Use the fs operation ops to handle FetchData completion David Howells
2021-04-23 13:34 ` [PATCH v7 30/31] afs: Use new netfs lib read helper API David Howells
2021-04-23 13:34 ` [PATCH v7 31/31] afs: Use the netfs_write_begin() helper David Howells
2021-04-25 23:14 ` [PATCH] iov_iter: Four fixes for ITER_XARRAY David Howells
2021-04-26 17:14   ` Al Viro
2021-04-26 19:02   ` Jeff Layton
2021-04-26 21:38   ` David Wysochanski
2021-04-26 21:06 ` [PATCH] netfs: Miscellaneous fixes David Howells
2021-04-26 21:09   ` Matthew Wilcox
2021-04-26 21:20   ` [PATCH v2] " David Howells
2021-04-26 22:06     ` Matthew Wilcox
2021-04-26 22:17     ` Jeff Layton

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