From: Chris Mason <clm@fb.com>
To: NeilBrown <neilb@suse.de>, David Howells <dhowells@redhat.com>,
Al Viro <viro@ZenIV.linux.org.uk>, Josef Bacik <jbacik@fb.com>,
David Sterba <dsterba@suse.cz>
Cc: <linux-cachefs@vger.kernel.org>,
Dave Chinner <david@fromorbit.com>,
<linux-kernel@vger.kernel.org>,
Christoph Hellwig <hch@infradead.org>,
<linux-fsdevel@vger.kernel.org>, <linux-btrfs@vger.kernel.org>
Subject: Re: [PATCH 3/3] btrfs: set FS_SUPPORTS_SEEK_HOLE flag.
Date: Mon, 20 Apr 2015 15:48:38 -0400 [thread overview]
Message-ID: <55355816.4030609@fb.com> (raw)
In-Reply-To: <20150420052752.26554.13596.stgit@notabene.brown>
On 04/20/2015 01:27 AM, NeilBrown wrote:
> This allows fscache to cachefiles in a btrfs filesystem.
Thanks for working on this Neil.
Signed-off-by: Chris Mason <clm@fb.com>
-chris
>
> Signed-off-by: NeilBrown <neilb@suse.de>
> ---
> fs/btrfs/super.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
> index 05fef198ff94..d3c5d2b40f8e 100644
> --- a/fs/btrfs/super.c
> +++ b/fs/btrfs/super.c
> @@ -1904,7 +1904,8 @@ static struct file_system_type btrfs_fs_type = {
> .name = "btrfs",
> .mount = btrfs_mount,
> .kill_sb = btrfs_kill_super,
> - .fs_flags = FS_REQUIRES_DEV | FS_BINARY_MOUNTDATA,
> + .fs_flags = FS_REQUIRES_DEV | FS_BINARY_MOUNTDATA |
> + FS_SUPPORTS_SEEK_HOLE,
> };
> MODULE_ALIAS_FS("btrfs");
>
>
>
next prev parent reply other threads:[~2015-04-20 19:49 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-20 5:27 [PATCH 0/3] Allow fscache to work on BTRFS NeilBrown
2015-04-20 5:27 ` [PATCH 2/3] fscache/cachefiles: optionally use SEEK_DATA instead of ->bmap NeilBrown
2015-04-20 6:08 ` Christoph Hellwig
2015-04-20 6:27 ` NeilBrown
2015-04-20 9:45 ` Christoph Hellwig
2015-04-21 23:06 ` NeilBrown
2015-04-20 5:27 ` [PATCH 1/3] cachefiles: perform test on s_blocksize when opening cache file NeilBrown
2015-04-20 5:27 ` [PATCH 3/3] btrfs: set FS_SUPPORTS_SEEK_HOLE flag NeilBrown
2015-04-20 19:48 ` Chris Mason [this message]
2015-04-20 8:47 ` David Howells
2015-04-20 9:33 ` NeilBrown
2015-04-20 9:46 ` David Howells
2015-04-20 9:48 ` Christoph Hellwig
2015-04-20 12:58 ` Al Viro
2015-04-21 8:43 ` Christoph Hellwig
2015-04-21 10:23 ` Hugh Dickins
2015-04-27 5:41 ` NeilBrown
2015-04-27 13:43 ` Christoph Hellwig
2015-04-20 11:21 ` [PATCH 2/3] fscache/cachefiles: optionally use SEEK_DATA instead of ->bmap David Howells
2015-04-20 15:59 ` [RFC][PATCH] cachefiles: Make better use of SEEK_DATA/SEEK_HOLE David Howells
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