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From: Christoph Hellwig <hch@infradead.org>
To: "Michael Kerrisk (man-pages)" <mtk.manpages@gmail.com>
Cc: Phillip Susi <psusi@ubuntu.com>,
	linux-man@vger.kernel.org, linux-mm@kvack.org,
	linux-ext4@vger.kernel.org, Corrado Zoccolo <czoccolo@gmail.com>,
	"Gregory P. Smith" <gps@google.com>,
	Zhu Yanhai <zhu.yanhai@gmail.com>
Subject: Re: [PATCH] readahead.2: don't claim the call blocks until all data has been read
Date: Sat, 15 Mar 2014 02:24:55 -0700	[thread overview]
Message-ID: <20140315092455.GA6018@infradead.org> (raw)
In-Reply-To: <532417CA.1040300@gmail.com>

On Sat, Mar 15, 2014 at 10:05:14AM +0100, Michael Kerrisk (man-pages) wrote:
>        However, it may block while  it  reads
>        the  filesystem metadata needed to locate the requested blocks.
>        This occurs frequently with ext[234] on large files using indi???
>        rect  blocks instead of extents, giving the appearence that the
>        call blocks until the requested data has been read.
> 
> Okay?

The part above is something that should be in the BUGS section.

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  reply	other threads:[~2014-03-15  9:24 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-03-14 15:54 [PATCH] readahead.2: don't claim the call blocks until all data has been read Phillip Susi
     [not found] ` <1394812471-9693-1-git-send-email-psusi-GeWIH/nMZzLQT0dZR+AlfA@public.gmane.org>
2014-03-15  9:05   ` Michael Kerrisk (man-pages)
2014-03-15  9:05     ` Michael Kerrisk (man-pages)
2014-03-15  9:24     ` Christoph Hellwig [this message]
2014-03-15 12:31       ` Michael Kerrisk (man-pages)
2014-03-15 12:31         ` Michael Kerrisk (man-pages)
     [not found]     ` <532417CA.1040300-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-03-15 16:22       ` Phillip Susi
2014-03-15 16:22         ` Phillip Susi
2014-03-15 16:25         ` Michael Kerrisk (man-pages)
2014-03-15 23:26           ` Phillip Susi

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