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Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qem
From: |
Jamie Lokier |
Subject: |
Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu |
Date: |
Fri, 6 Nov 2009 02:16:45 +0000 |
User-agent: |
Mutt/1.5.13 (2006-08-11) |
Avi Kivity wrote:
> On 11/05/2009 07:16 PM, Scott Tsai wrote:
> >On Fri, Nov 6, 2009 at 12:50 AM, Anthony Liguori<address@hidden>
> >wrote:
> >
> >>It's just a bit annoying to create an entire new
> >>project for a few hundred line helper.
> >>
> >This new project would also be a better place for 'tunctl' and other
> >projects such as user mode linux might want to use your new helper
> >program.
> >
>
> Seems like a library implemented as executables instead of a shared object.
Yes. It's an executable because it needs setuid to do privileged things...
It could be provided as a shared object (which calls an executable if
it needs setuiding), but then for some things you'd have to provide an
option like -net helper=/path/to/my/helper.so, and you might not want
the implied fixed ABI, and it'd be harder to use scripts.
After all we don't have -net
script=/path/to/my/upscript.so,downscript=/path/to/my/downscript.so do
we? ;-)
Spawning an executable is really fast in Linux. For something which
is only called a few times at most when the program starts or is
rarely reconfigured, I don't see any reason not to call an executable.
-- Jamie
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, (continued)
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, Anthony Liguori, 2009/11/05
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, Avi Kivity, 2009/11/05
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, Anthony Liguori, 2009/11/05
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, Avi Kivity, 2009/11/05
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, Anthony Liguori, 2009/11/05
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, Scott Tsai, 2009/11/05
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, Avi Kivity, 2009/11/05
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu,
Jamie Lokier <=
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, Avi Kivity, 2009/11/05
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, Jamie Lokier, 2009/11/05
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, Daniel P. Berrange, 2009/11/05
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, Avi Kivity, 2009/11/05
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, Daniel P. Berrange, 2009/11/05
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, Anthony Liguori, 2009/11/05
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, Avi Kivity, 2009/11/05
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, Anthony Liguori, 2009/11/05
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, Avi Kivity, 2009/11/05
- Re: [Qemu-devel] [PATCH 0/4] net-bridge: rootless bridge support for qemu, Daniel P. Berrange, 2009/11/05