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Re: [Qemu-devel] Help with deadlock when using sound
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] Help with deadlock when using sound |
Date: |
Sun, 10 May 2015 17:55:48 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.5.0 |
On 10/05/2015 16:54, Paolo Bonzini wrote:
> Reproduced with a FreeDOS image from QEMU Advent Calendar. It locks up
> as soon as you type "beep".
>
> It works with the PulseAudio and ALSA backends, but it doesn't with the
> SDL backend, even on Linux.
>
> Also, it deadlocks even with KVM enabled.
Hmm, looks like SDL audio is broken; it's not pcspk's fault.
I get an instant deadlock from
QEMU_AUDIO_DRV=sdl qemu-system-x86_64 -soundhw gus /mnt/vm/freedos.raw
even if I add "-display sdl", "-monitor stdio", etc.
Paolo
- [Qemu-devel] Help with deadlock when using sound, Programmingkid, 2015/05/06
- Re: [Qemu-devel] Help with deadlock when using sound, Peter Maydell, 2015/05/06
- Re: [Qemu-devel] Help with deadlock when using sound, Programmingkid, 2015/05/06
- Re: [Qemu-devel] Help with deadlock when using sound, Peter Maydell, 2015/05/06
- Re: [Qemu-devel] Help with deadlock when using sound, Programmingkid, 2015/05/06
- Re: [Qemu-devel] Help with deadlock when using sound, Peter Maydell, 2015/05/06
- Re: [Qemu-devel] Help with deadlock when using sound, Programmingkid, 2015/05/06
- Re: [Qemu-devel] Help with deadlock when using sound, Peter Maydell, 2015/05/06
- Re: [Qemu-devel] Help with deadlock when using sound, Programmingkid, 2015/05/06
Re: [Qemu-devel] Help with deadlock when using sound, Paolo Bonzini, 2015/05/10
- Re: [Qemu-devel] Help with deadlock when using sound,
Paolo Bonzini <=
- Re: [Qemu-devel] Help with deadlock when using sound, Programmingkid, 2015/05/10
- Re: [Qemu-devel] Help with deadlock when using sound, Programmingkid, 2015/05/11
- Re: [Qemu-devel] Help with deadlock when using sound, Paolo Bonzini, 2015/05/12
- Re: [Qemu-devel] Help with deadlock when using sound, Programmingkid, 2015/05/12
- Re: [Qemu-devel] Help with deadlock when using sound, Programmingkid, 2015/05/12
- Re: [Qemu-devel] Help with deadlock when using sound, Peter Maydell, 2015/05/13
- Re: [Qemu-devel] Help with deadlock when using sound, Programmingkid, 2015/05/13
- Re: [Qemu-devel] Help with deadlock when using sound, Peter Maydell, 2015/05/13
- Re: [Qemu-devel] Help with deadlock when using sound, Paolo Bonzini, 2015/05/13