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From: Peter Lieven <pl@kamp.de>
To: Juergen Gross <jgross@suse.com>,
	xen-devel <xen-devel@lists.xenproject.org>,
	"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>
Cc: Gerd Hoffmann <kraxel@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>
Subject: Re: [Qemu-devel] Regression with commit 095497ffc66b7f031
Date: Fri, 15 Jul 2016 09:39:05 +0200	[thread overview]
Message-ID: <57889319.3030609@kamp.de> (raw)
In-Reply-To: <57888385.1080403@suse.com>

Am 15.07.2016 um 08:32 schrieb Juergen Gross:
> Commit 095497ffc66b7f031ff2a17f1e50f5cb105ce588 ("vnc-enc-tight: use
> thread local storage for palette") introduced a regression with Xen:
> Since this commit qemu used as a device model is no longer capable
> to register Xenstore watches (that's the effect visible to a user).
> Reverting this commit makes qemu behave well again. I have no idea
> why that commit would have this effect with Xen, may be some memory
> is clobbered?

I personally have no idea, maybe @Paolo has?

Maybe the corruption happens somewhere else and is just visible
due to this change.

Do you see sth when you ran qemu/xen in valgrind?

Peter

  reply	other threads:[~2016-07-15  7:39 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-07-15  6:32 [Qemu-devel] Regression with commit 095497ffc66b7f031 Juergen Gross
2016-07-15  7:39 ` Peter Lieven [this message]
2016-07-15  8:47   ` Juergen Gross
2016-07-15  9:03     ` Peter Lieven
2016-07-15  9:23       ` Juergen Gross
2016-07-15  9:23       ` [Qemu-devel] " Juergen Gross
2016-07-15  9:03     ` Peter Lieven
2016-07-15 10:02     ` [Qemu-devel] " Paolo Bonzini
2016-07-15 10:07       ` Peter Lieven
2016-07-15 10:12         ` Paolo Bonzini
2016-07-15 10:12           ` Paolo Bonzini
2016-07-15 10:13           ` [Qemu-devel] " Peter Lieven
2016-07-15 10:13           ` Peter Lieven
2016-07-15 10:07       ` Peter Lieven
2016-07-15 10:12       ` [Qemu-devel] " Gerd Hoffmann
2016-07-15 10:12         ` Gerd Hoffmann
2016-07-15 10:35         ` [Qemu-devel] " Paolo Bonzini
2016-07-15 10:41           ` Juergen Gross
2016-07-15 10:41           ` [Qemu-devel] " Juergen Gross
2016-07-15 12:42             ` Paolo Bonzini
2016-07-15 12:42             ` [Qemu-devel] " Paolo Bonzini
2016-07-15 13:21               ` [Qemu-devel] [Xen-devel] " Juergen Gross
2016-07-15 13:21               ` Juergen Gross
2016-07-15 10:35         ` Paolo Bonzini
2016-07-15 10:02     ` Paolo Bonzini
2016-07-15  8:47   ` Juergen Gross
2016-07-15  7:39 ` Peter Lieven

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