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Re: [Qemu-devel] something broken in "v2.7.0-rc1" or just a behavior cha


From: Stefan Hajnoczi
Subject: Re: [Qemu-devel] something broken in "v2.7.0-rc1" or just a behavior change?
Date: Fri, 12 Aug 2016 10:03:22 +0100
User-agent: Mutt/1.6.2 (2016-07-01)

On Fri, Aug 05, 2016 at 07:15:06AM +0200, Dennis Luehring wrote:
> my scenario works with before "v2.7.0-rc1"
> git "v2.5.0" OK
> git "v2.6.0" OK
> git "v2.7.0-rc0" OK
> git "v2.7.0-rc1" FAILS

I suggest using git-bisect(1) to find which commit between v2.7.0-rc0
and -rc1 introduced this.  Then you can CC the author of that patch.

http://webchick.net/node/99
https://git-scm.com/docs/git-bisect

Stefan

> [qemu-git]
> build qemu from git at ~2016/08/04
> 
> git rev-parse HEAD
> 09704e6ded83fa0bec14baf32f800f6512156ca0
> 
> [scenario]
> 
> qemu/sparc64-softmmu/qemu-system-sparc64 --version
> QEMU emulator version 2.6.91 (v2.7.0-rc1-46-g09704e6-dirty), Copyright (c)
> 2003-2008 Fabrice Bellard
> 
> if i start qemu with (the other platforms are equaly started)
> 
> qemu/sparc64-softmmu/qemu-system-sparc64 -m 1GB -nographic -monitor
> telnet::4440,server,nowait -serial telnet::3000,server -kernel
> clfskernel-4.5.0 -initrd big_initrd.cpio
> 
> qemu prints at first:
> QEMU waiting for connection on: disconnected:telnet::3000,server
> 
> then i open up a second console and start:
> telnet localhost 3000
> qemu prints
> Trying 127.0.0.1...
> Connected to localhost.
> 
> on the console where i started qemu it prints another (v2.7.0-rc0 does not
> print this line again):
> QEMU waiting for connection on: disconnected:telnet::3000,server
> 
> and thats it - nothing more
> 
> same happens for mips64-softmmu/qemu-system-mips64,
> ppc64-softmmu/qemu-system-ppc64 and alpha-softmmu/qemu-system-alpha
> something broken or a behavior change?
> 
> 
> 

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