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From: Peter Maydell <peter.maydell@linaro.org>
To: Johannes Schauer <j.schauer@email.de>
Cc: perezmeyer@gmail.com, debian-embedded@lists.debian.org,
	qemu-devel@nongnu.org, kenneth@southpole.se
Subject: Re: [Qemu-devel] utimensat trouble on mips
Date: Tue, 5 Jul 2011 14:41:10 +0100	[thread overview]
Message-ID: <CAFEAcA-+xxCdh-oKuOtATf7HcVvRWREXmeu=yN9qpYtAKrdnLw@mail.gmail.com> (raw)
In-Reply-To: <20110705120751.GA22196@hoothoot>

On 5 July 2011 13:07, Johannes Schauer <j.schauer@email.de> wrote:
> About a year ago, Kenneth Johansson reported [1], that trying to do a
> debian debootstrap using qemu user emulation will fail due to the
> following error:
>
> /bin/tar: ./postinst: Cannot utime: Level 2 not synchronized

This is the result of issues 1. and 2. listed by Wesley in this
email:
 http://lists.nongnu.org/archive/html/qemu-devel/2011-07/msg00313.html

> Now my questions are:
>
> * why is this happening with mips?

Because the particular bit of QEMU code which was wrongly returning
the host ENOSYS rather than the guest ENOSYS happened to be
MIPS-specific.

> * is it a qemu bug?

Yes.

> * why was nobody else complaining about it, given that this is an issue
>  for over a year now?

I imagine because not very many people use QEMU for MIPS in
linux-user mode. Often with QEMU things work OK at the point
they were last tested, but new guest features (like this new
syscall) can cause breakage.

-- PMM

      reply	other threads:[~2011-07-05 13:41 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-05 12:07 [Qemu-devel] utimensat trouble on mips Johannes Schauer
2011-07-05 13:41 ` Peter Maydell [this message]

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