From: Paolo Bonzini <pbonzini@redhat.com>
To: Michael Tokarev <mjt@tls.msk.ru>,
Eduardo Otubo <otubo@redhat.com>,
qemu-devel@nongnu.org
Cc: ehabkost@redhat.com, qemu-trivial@nongnu.org,
Alexander Graf <agraf@suse.de>,
Markus Armbruster <armbru@redhat.com>
Subject: Re: [Qemu-devel] [[PATCH] dma/i82374: avoid double creation of i82374 device
Date: Mon, 25 Sep 2017 11:11:37 +0200 [thread overview]
Message-ID: <0e84971b-592e-22f7-8815-2b3e193f6c1d@redhat.com> (raw)
In-Reply-To: <fbe31cc8-c628-32e6-90b0-0341ef1972d3@msgid.tls.msk.ru>
On 24/09/2017 23:02, Michael Tokarev wrote:
> 15.09.2017 12:06, Eduardo Otubo wrote:
>> QEMU fails when used with the following command line:
>>
>> ./ppc64-softmmu/qemu-system-ppc64 -S -machine 40p,accel=tcg -device i82374
>> qemu-system-ppc64: hw/isa/isa-bus.c:110: isa_bus_dma: Assertion `!bus->dma[0] && !bus->dma[1]' failed.
>> Aborted (core dumped)
>>
>> The 40p machine type already creates the device i82374. If specified in the
>> command line, it will try to create it again, hence generating the error. The
>> function isa_bus_dma() isn't supposed to be called twice for the same bus. One
>> way to avoid this problem is to set user_creatable=false.
>
> Applied to -trivial, thanks!
Eduardo, weren't you going to send a version that propagates Error*
correctly instead?
Paolo
next prev parent reply other threads:[~2017-09-25 9:11 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-15 9:06 [Qemu-devel] [PATCH] dma/i82374: avoid double creation of i82374 device Eduardo Otubo
2017-09-15 9:26 ` [Qemu-devel] [Qemu-trivial] " Eduardo Otubo
2017-09-15 10:18 ` [Qemu-devel] " Paolo Bonzini
2017-09-15 11:53 ` Eduardo Otubo
2017-09-15 22:21 ` Eduardo Habkost
2017-09-16 8:09 ` Paolo Bonzini
2017-09-24 21:02 ` [Qemu-devel] [[PATCH] " Michael Tokarev
2017-09-25 9:11 ` Paolo Bonzini [this message]
2017-09-25 9:26 ` Eduardo Otubo
2017-09-25 9:36 ` Paolo Bonzini
2017-09-25 10:54 ` [Qemu-devel] [PATCH] " Michael Tokarev
2017-09-25 11:25 ` Paolo Bonzini
-- strict thread matches above, loose matches on Subject: below --
2018-03-26 11:18 Eduardo Otubo
2018-03-26 12:14 ` Thomas Huth
2018-03-26 12:16 ` Paolo Bonzini
2018-03-26 15:20 ` Philippe Mathieu-Daudé
2017-09-01 11:03 Eduardo Otubo
2017-09-01 14:30 ` Eduardo Habkost
2017-09-01 15:34 ` Markus Armbruster
2017-09-01 15:44 ` Eduardo Habkost
2017-09-02 9:15 ` Aurelien Jarno
2017-09-07 16:05 ` Paolo Bonzini
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