linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: "Michael Kerrisk (man-pages)" <mtk.manpages@gmail.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: Phillip Susi <psusi@ubuntu.com>,
	linux-man <linux-man@vger.kernel.org>,
	"linux-mm@kvack.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 13:31:02 +0100	[thread overview]
Message-ID: <CAKgNAkgGZ-3U8PLKrZZ5KUWMmopd1B777_6ekva5ZpeXecEZ1g@mail.gmail.com> (raw)
In-Reply-To: <20140315092455.GA6018@infradead.org>

On Sat, Mar 15, 2014 at 10:24 AM, Christoph Hellwig <hch@infradead.org> wrote:
> 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.

Good call. Done. Thanks, Christoph.

Cheers,

Michael




-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/

--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org.  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>

  reply	other threads:[~2014-03-15 12:31 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-03-14 15:54 Phillip Susi
2014-03-15  9:05 ` Michael Kerrisk (man-pages)
2014-03-15  9:24   ` Christoph Hellwig
2014-03-15 12:31     ` Michael Kerrisk (man-pages) [this message]
2014-03-15 16:22   ` Phillip Susi
2014-03-15 16:25     ` Michael Kerrisk (man-pages)
2014-03-15 23:26       ` Phillip Susi

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CAKgNAkgGZ-3U8PLKrZZ5KUWMmopd1B777_6ekva5ZpeXecEZ1g@mail.gmail.com \
    --to=mtk.manpages@gmail.com \
    --cc=czoccolo@gmail.com \
    --cc=gps@google.com \
    --cc=hch@infradead.org \
    --cc=linux-ext4@vger.kernel.org \
    --cc=linux-man@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=psusi@ubuntu.com \
    --cc=zhu.yanhai@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox