linux-kernel - Re: [PATCH 4/4] vfs: RWF

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Message-ID: <x49k33po42c.fsf@segfault.boston.devel.redhat.com>
Date:	Fri, 24 Oct 2014 11:55:23 -0400
From:	Jeff Moyer <jmoyer@...hat.com>
To:	Milosz Tanski <milosz@...in.com>
Cc:	linux-kernel@...r.kernel.org,
	Christoph Hellwig <hch@...radead.org>,
	linux-fsdevel@...r.kernel.org, linux-aio@...ck.org,
	Mel Gorman <mgorman@...e.de>,
	Volker Lendecke <Volker.Lendecke@...net.de>,
	Tejun Heo <tj@...nel.org>, "Theodore Ts'o" <tytso@....edu>,
	Al Viro <viro@...iv.linux.org.uk>, linux-api@...r.kernel.org,
	Michael Kerrisk <mtk.manpages@...il.com>
Subject: Re: [PATCH 4/4] vfs: RWF_NONBLOCK flag for preadv2

Milosz Tanski <milosz@...in.com> writes:

> Filesystems that generic_file_read_iter will not be allowed to perform
> non-blocking reads. This only will read data if it's in the page cache and if
> there is no page error (causing a re-read).
>
> Christoph Hellwig wrote the filesystem specify code (cifs, ofs, shm, xfs).
>
> Signed-off-by: Milosz Tanski <milosz@...in.com>

Add in the 2 hunks from the other patches, as suggested by Christoph,
and you can add my:

Reviewed-by: Jeff Moyer <jmoyer@...hat.com>
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