From: Benjamin LaHaise <bcrl@kvack.org>
To: Fam Zheng <famz@redhat.com>
Cc: "Bjørn Mork" <bjorn@mork.no>,
linux-aio@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [v3.19-rc1] read_events => aio_read_events => WARNING: "do not call blocking ops when !TASK_RUNNING"
Date: Wed, 24 Dec 2014 09:44:06 -0500 [thread overview]
Message-ID: <20141224144406.GF17185@kvack.org> (raw)
In-Reply-To: <20141224065002.GA15614@ad.nay.redhat.com>
On Wed, Dec 24, 2014 at 02:50:02PM +0800, Fam Zheng wrote:
> Could you trace down to the source code context of this io_getevents call in
> mysqld? The change merely made io_getevents return a lot more quickly than
> before, so it seems like that a polling loop is spinning too fast as a result.
This warning is unrelated to your changes -- see my email exchange with Chris
Mason for the details.
-ben
--
"Thought is the essence of where you are now."
prev parent reply other threads:[~2014-12-24 14:44 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-22 12:12 [v3.19-rc1] read_events => aio_read_events => WARNING: "do not call blocking ops when !TASK_RUNNING" Bjørn Mork
2014-12-24 6:50 ` Fam Zheng
2014-12-24 14:44 ` Benjamin LaHaise [this message]
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=20141224144406.GF17185@kvack.org \
--to=bcrl@kvack.org \
--cc=bjorn@mork.no \
--cc=famz@redhat.com \
--cc=linux-aio@kvack.org \
--cc=linux-kernel@vger.kernel.org \
/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