Re: [Qemu-devel] [PULL 00/24] Linux-user updates

[Peter Maydell]

On 18 August 2014 13:59, Joakim Tjernlund <address@hidden> wrote:
> Peter Maydell <address@hidden> wrote on 2014/08/18 14:45:49:
>>
>> On 18 August 2014 13:38, Joakim Tjernlund
> <address@hidden> wrote:
>> > Peter Maydell <address@hidden> wrote on 2014/08/18 12:58:48:
>> >> Well, binfmt-misc works fine for me as it is and presumably
>> >> for most people or we'd have had more complaints. So
>> >> breaking all those existing working setups is really something
>> >> we should avoid as much as possible.
>> >
>> > How do you use it? With LXC booting a VM with traditional init?
>>
>> No. Just a straightforward chroot environment with a
>> statically linked qemu in it, and a binfmt_misc config like:
>>
>> e104462:trusty:qemu$ cat /proc/sys/fs/binfmt_misc/qemu-arm
>> enabled
>> interpreter /usr/bin/qemu-arm-static
>
> Where does -static come from? Is that the standard name a static qemu-user
> build gets?

No. It's just what Debian and Ubuntu call their statically
linked binaries.

>> flags: OC
>> offset 0
>> magic 7f454c4601010100000000000000000002002800
>> mask ffffffffffffff00fffffffffffffffffeffffff
>>
>> This works fine for the things I try to run in the chroot
>> (mostly test programs, also bash and basic command
>> line utilities).
>
> Using bash as a login shell one need one of(from bash man page):
>  A  login shell is one whose first character of argument zero is a -, or
>  one started with the --login option.

Who said anything about login shells? I just chroot into the
thing and run a shell.

-- PMM