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From: Dave Chinner <david@fromorbit.com>
To: Jan Kara <jack@suse.cz>
Cc: Al Viro <viro@ZenIV.linux.org.uk>,
	linux-fsdevel@vger.kernel.org, dchinner@redhat.com
Subject: Re: [PATCH 1/2 v2] fs: Return EAGAIN when O_NONBLOCK write should block on frozen fs
Date: Mon, 12 Nov 2012 16:42:43 +1100	[thread overview]
Message-ID: <20121112054243.GQ24575@dastard> (raw)
In-Reply-To: <1352378498-30625-1-git-send-email-jack@suse.cz>

On Thu, Nov 08, 2012 at 01:41:37PM +0100, Jan Kara wrote:
> When user asks for O_NONBLOCK behavior for a file descriptor, return
> EAGAIN instead of blocking on a frozen filesystem.
> 
> Signed-off-by: Jan Kara <jack@suse.cz>
> ---
>  fs/btrfs/file.c    |    3 ++-
>  fs/cifs/file.c     |    3 ++-
>  fs/fuse/file.c     |    3 ++-
>  fs/ntfs/file.c     |    3 ++-
>  fs/ocfs2/file.c    |    3 ++-
>  fs/xfs/xfs_file.c  |    3 ++-
>  include/linux/fs.h |   10 ++++++++++
>  mm/filemap.c       |    3 ++-
>  8 files changed, 24 insertions(+), 7 deletions(-)

Looks good, though you missed generic_file_splice_write(). Shouldn't
this also return EAGAIN?

Cheers,

Dave.
-- 
Dave Chinner
david@fromorbit.com

  parent reply	other threads:[~2012-11-12  5:42 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-11-08 12:41 [PATCH 1/2 v2] fs: Return EAGAIN when O_NONBLOCK write should block on frozen fs Jan Kara
2012-11-08 12:41 ` [PATCH 2/2 v2] fs: Fix hang with BSD accounting on frozen filesystem Jan Kara
2012-11-12  5:43   ` Dave Chinner
2012-11-10  9:23 ` [PATCH 1/2 v2] fs: Return EAGAIN when O_NONBLOCK write should block on frozen fs Marco Stornelli
2012-11-12  5:42 ` Dave Chinner [this message]
2012-11-12 10:45   ` Jan Kara

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