From: Al Viro <viro@ZenIV.linux.org.uk>
To: Greg Kurz <groug@kaod.org>
Cc: Tuomas Tynkkynen <tuomas@tuxera.com>,
linux-fsdevel@vger.kernel.org,
v9fs-developer@lists.sourceforge.net,
linux-kernel@vger.kernel.org
Subject: Re: [V9fs-developer] 9pfs hangs since 4.7
Date: Sat, 7 Jan 2017 18:15:23 +0000 [thread overview]
Message-ID: <20170107181523.GK1555@ZenIV.linux.org.uk> (raw)
In-Reply-To: <20170107171910.GJ1555@ZenIV.linux.org.uk>
On Sat, Jan 07, 2017 at 05:19:10PM +0000, Al Viro wrote:
> released) simply trigger virtio_queue_notify_vq() again? It *is* a bug
> (if we get a burst filling a previously empty queue all at once, there won't
> be any slots becoming freed
Umm... Nope, even in that scenario we'll have all requests except the last
one processed. I'm trying to put together a simpler reproducer, but...
no luck so far.
next prev parent reply other threads:[~2017-01-07 18:15 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-24 19:50 9pfs hangs since 4.7 Tuomas Tynkkynen
2016-11-29 16:39 ` Eric Van Hensbergen
2016-12-02 20:11 ` Tuomas Tynkkynen
2017-01-02 8:20 ` Tuomas Tynkkynen
2017-01-02 16:23 ` Al Viro
2017-01-03 23:34 ` Tuomas Tynkkynen
2017-01-04 1:47 ` Al Viro
2017-01-04 20:04 ` Tuomas Tynkkynen
2017-01-04 23:01 ` Al Viro
2017-01-06 13:52 ` [V9fs-developer] " Greg Kurz
2017-01-07 6:26 ` Al Viro
2017-01-07 15:10 ` Greg Kurz
2017-01-07 17:19 ` Al Viro
2017-01-07 18:15 ` Al Viro [this message]
2017-01-08 5:46 ` Al Viro
2017-01-10 8:16 ` Greg Kurz
2017-01-09 18:29 ` Greg Kurz
2017-01-09 18:39 ` Tuomas Tynkkynen
2017-01-09 20:05 ` Al Viro
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