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From: Peter Maydell <peter.maydell@linaro.org>
To: Michael Matz <matz@suse.de>
Cc: linaro-dev <linaro-dev@lists.linaro.org>,
	"Dann Frazier" <dann.frazier@canonical.com>,
	"Alexander Graf" <agraf@suse.de>,
	"linaro-toolchain@lists.linaro.org"
	<linaro-toolchain@lists.linaro.org>,
	qemu-devel <qemu-devel@nongnu.org>,
	"Wook Wookey" <wookey@linaro.org>,
	"Alex Bennée" <alex.bennee@linaro.org>,
	"Andreas Färber" <afaerber@suse.de>,
	"Christoffer Dall" <Christoffer.Dall@linaro.org>
Subject: Re: [Qemu-devel] Call for testing QEMU aarch64-linux-user emulation
Date: Tue, 25 Feb 2014 13:46:00 +0000	[thread overview]
Message-ID: <CAFEAcA8DA_NZ=CV9B9OoTAUP+R+n9Q8tJyzMUu_yx=-Nj9XMCA@mail.gmail.com> (raw)
In-Reply-To: <alpine.LNX.2.00.1402251419290.7694@wotan.suse.de>

On 25 February 2014 13:33, Michael Matz <matz@suse.de> wrote
> The biggest road-block is that signal vs syscall handling is
> fundamentally broken in linux-user and it's unfixable without
> assembler implementations of the syscall caller.

I'm not entirely sure it's possible to fix even with
hand-rolled assembly, to be honest.

However there are a bunch of bugfixes in your tree
which it would be really nice to see upstreamed:
the sendmmsg patch, for instance. We can at least
get the aarch64 support to the same level as the
32 bit arm linux-user setup, which is genuinely
useful to people despite the well known races and
locking issues.

thanks
-- PMM

  reply	other threads:[~2014-02-25 13:46 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-02-17 13:40 [Qemu-devel] Call for testing QEMU aarch64-linux-user emulation Alex Bennée
2014-02-24 13:01 ` Janne Grunau
2014-02-25 15:54   ` Alex Bennée
2014-02-25 17:11     ` Janne Grunau
2014-03-06 11:40       ` Alex Bennée
2014-03-06 16:04         ` Janne Grunau
2014-02-24 20:58 ` Dann Frazier
2014-02-25  8:39   ` Alex Bennée
2014-02-25  8:49     ` Andreas Färber
2014-02-25 13:33       ` Michael Matz
2014-02-25 13:46         ` Peter Maydell [this message]
2014-02-25 14:56           ` Michael Matz
2014-02-28 14:12             ` Alex Bennée
2014-02-28 14:21               ` Peter Maydell
2014-02-28 14:27                 ` Alexander Graf
2014-02-28 14:49                   ` Peter Maydell
2014-02-28 17:08                     ` Alex Bennée
2014-02-28 17:17                       ` Peter Maydell
2014-02-26 22:06     ` Dann Frazier
2014-02-27 13:20       ` Michael Matz
2014-02-27 19:47         ` Dann Frazier
2014-03-14 14:20         ` Peter Maydell
2014-03-09 23:37     ` Dann Frazier
2014-03-09 23:51       ` Peter Maydell
2014-03-10 11:28         ` Alex Bennée
2014-03-10 11:45           ` Peter Maydell
2014-03-10 13:56           ` Michael Matz

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