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Date: Tue, 11 Mar 2014 20:04:40 +0000
From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
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Subject: Re: [Qemu-devel] [PATCH] qemu-thread-posix: Fix build against older
 glibc version
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To: Peter Maydell <peter.maydell@linaro.org>
Cc: Kevin Wolf <kwolf@redhat.com>, Stefan Hajnoczi <stefanha@redhat.com>, "Michael S. Tsirkin" <mst@redhat.com>, Jan Kiszka <jan.kiszka@siemens.com>, QEMU Developers <qemu-devel@nongnu.org>, Gerd Hoffmann <kraxel@redhat.com>, Anthony Liguori <aliguori@amazon.com>, Laszlo Ersek <lersek@redhat.com>

* Peter Maydell (peter.maydell@linaro.org) wrote:
> On 11 March 2014 19:46, Dr. David Alan Gilbert <dgilbert@redhat.com> wrote:
> > * Michael S. Tsirkin (mst@redhat.com) wrote:
> >
> >> Shouldn't we prevent the unsupported option from
> >> appearing in qemu output though?
> >> Otherwise how does user know whether it works?
> >
> > I'll make it spit a warning if you try and enable it on a platform
> > that doesn't have a way of doing it; ifdef all the option parsing
> > would just make everywhere messy and in the end we defined it
> > as a debug option.
> 
> When would you want to not enable it? If this is
> purely for debug convenience why not just have "always
> set thread names if the platform allows it" ?

See the original thread; there was some undefined worry that some
tools somewhere might break if it was enabled.

http://lists.gnu.org/archive/html/qemu-devel/2014-01/msg03819.html

Dave
> thanks
> -- PMM
--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK