From: "Richard W.M. Jones" <rjones@redhat.com>
To: Max Reitz <mreitz@redhat.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>,
qemu-devel@nongnu.org, qemu-block@nongnu.org,
qemu-stable@nongnu.org
Subject: Re: [Qemu-devel] [Qemu-block] [PATCH v2 0/7] curl: locking cleanups/fixes, coroutine conversion, remove aio_poll
Date: Mon, 15 May 2017 21:30:05 +0100 [thread overview]
Message-ID: <20170515203004.GD16511@redhat.com> (raw)
In-Reply-To: <0c3040de-aabb-ae8c-7689-a6012f8c72e5@redhat.com>
On Mon, May 15, 2017 at 09:12:54PM +0200, Max Reitz wrote:
> On 2017-05-10 17:57, Richard W.M. Jones wrote:
> > On Wed, May 10, 2017 at 04:31:58PM +0200, Paolo Bonzini wrote:
> >> Since the last patch in v1 didn't work, I bit the bullet and converted
> >> the whole thing to coroutines (patches 4-6). This in turns allows a more
> >> elegant solution to wait for CURLStates to get free (patch 7).
> >>
> >> I tested this by lowering CURL_NUM_STATES to 2. With this change, the
> >> buggy case triggers a couple times while booting a Fedora netinst image.
> >
> > This series fixes the original bug, so:
> >
> > Tested-by: Richard W.M. Jones <rjones@redhat.com>
> >
> > I think the Reported-by in patch 3 should credit Kun Wei for finding
> > the bug, and we should probably mention the BZ too:
> >
> > Reported-by: Kun Wei <kuwei@redhat.com>
> > Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1447590
>
> This one is older, though:
> https://bugzilla.redhat.com/show_bug.cgi?id=1437393
Fair enough, it does seem to be the same issue.
Rich.
--
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
Read my programming and virtualization blog: http://rwmj.wordpress.com
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prev parent reply other threads:[~2017-05-15 20:30 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-10 14:31 [Qemu-devel] [PATCH v2 0/7] curl: locking cleanups/fixes, coroutine conversion, remove aio_poll Paolo Bonzini
2017-05-10 14:31 ` [Qemu-devel] [PATCH 1/7] curl: strengthen assertion in curl_clean_state Paolo Bonzini
2017-05-10 16:33 ` [Qemu-devel] [Qemu-block] " Max Reitz
2017-05-11 20:35 ` [Qemu-devel] " Jeff Cody
2017-05-10 14:32 ` [Qemu-devel] [PATCH 2/7] curl: never invoke callbacks with s->mutex held Paolo Bonzini
2017-05-10 16:33 ` [Qemu-devel] [Qemu-block] " Max Reitz
2017-05-11 20:40 ` [Qemu-devel] " Jeff Cody
2017-05-10 14:32 ` [Qemu-devel] [PATCH 3/7] curl: avoid recursive locking of BDRVCURLState mutex Paolo Bonzini
2017-05-10 16:38 ` [Qemu-devel] [Qemu-block] " Max Reitz
2017-05-11 20:56 ` [Qemu-devel] " Jeff Cody
2017-05-12 14:48 ` Paolo Bonzini
2017-05-10 14:32 ` [Qemu-devel] [PATCH 4/7] curl: split curl_find_state/curl_init_state Paolo Bonzini
2017-05-10 17:26 ` [Qemu-devel] [Qemu-block] " Max Reitz
2017-05-11 13:49 ` [Qemu-devel] " Paolo Bonzini
2017-05-12 21:38 ` Jeff Cody
2017-05-10 14:32 ` [Qemu-devel] [PATCH 5/7] curl: convert CURLAIOCB to byte values Paolo Bonzini
2017-05-10 17:36 ` [Qemu-devel] [Qemu-block] " Max Reitz
2017-05-10 18:37 ` Eric Blake
2017-05-12 21:38 ` [Qemu-devel] " Jeff Cody
2017-05-10 14:32 ` [Qemu-devel] [PATCH 6/7] curl: convert readv to coroutines Paolo Bonzini
2017-05-12 21:40 ` Jeff Cody
2017-05-10 14:32 ` [Qemu-devel] [PATCH 7/7] curl: do not do aio_poll when waiting for a free CURLState Paolo Bonzini
2017-05-10 17:54 ` [Qemu-devel] [Qemu-block] " Max Reitz
2017-05-12 21:41 ` [Qemu-devel] " Jeff Cody
2017-05-10 15:11 ` [Qemu-devel] [PATCH v2 0/7] curl: locking cleanups/fixes, coroutine conversion, remove aio_poll no-reply
2017-05-10 15:57 ` Richard W.M. Jones
2017-05-15 19:12 ` [Qemu-devel] [Qemu-block] " Max Reitz
2017-05-15 20:30 ` Richard W.M. Jones [this message]
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