From: Benjamin LaHaise <bcrl@kvack.org>
To: Davide Libenzi <davidel@xmailserver.org>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Ingo Molnar <mingo@elte.hu>,
Suparna Bhattacharya <suparna@in.ibm.com>,
Zach Brown <zach.brown@oracle.com>
Subject: Re: [patch 13/13] signalfd/timerfd/asyncfd v5 - KAIO asyncfd support (example/maybe-broken) ...
Date: Wed, 14 Mar 2007 19:19:20 -0400 [thread overview]
Message-ID: <20070314231920.GB1246@kvack.org> (raw)
In-Reply-To: <send-serie.davidel@xmailserver.org.13805.1173910770.13>
On Wed, Mar 14, 2007 at 03:19:21PM -0700, Davide Libenzi wrote:
> + /*
> + * Check if the user asked us to deliver the result through an
> + * asyncfd. Note that asyncfd_add_results() may sleep. It seems
> + * OK looking at the code, but I'm not sure since inside a USB driver,
> + * aio_complete() is called with a spinlock held. !!CHECK
> + */
That won't work. aio_complete() is supposed to be irq safe.
-ben
--
"Time is of no importance, Mr. President, only life is important."
Don't Email: <zyntrop@kvack.org>.
next prev parent reply other threads:[~2007-03-14 23:19 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-14 22:19 Davide Libenzi
2007-03-14 23:19 ` Benjamin LaHaise [this message]
2007-03-14 23:24 ` Davide Libenzi
2007-03-14 23:42 ` Benjamin LaHaise
2007-03-14 23:41 ` Davide Libenzi
2007-03-14 23:49 ` Davide Libenzi
2007-03-15 0:02 ` Benjamin LaHaise
2007-03-15 0:10 ` Davide Libenzi
2007-03-15 0:27 ` Davide Libenzi
2007-03-15 0:15 ` Linus Torvalds
2007-03-15 0:15 ` Davide Libenzi
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