From: Paolo Bonzini <pbonzini@redhat.com>
To: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>,
Laurent Vivier <laurent@vivier.eu>,
Aurelien Jarno <aurelien@aurel32.net>
Cc: qemu-devel@nongnu.org, Richard Henderson <rth@twiddle.net>
Subject: Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas
Date: Fri, 4 Nov 2016 11:52:07 +0100 [thread overview]
Message-ID: <d1493e90-709d-fad3-4427-217b934946e7@redhat.com> (raw)
In-Reply-To: <59ff062e-0689-7861-6e80-4a3c55e222de@physik.fu-berlin.de>
On 04/11/2016 11:16, John Paul Adrian Glaubitz wrote:
>> >
>> > If Haskell is compiled to use the "negative sp" trick that Richard
>> > mentioned, it would rely on the SH machine being uniprocessor. Try
>> > running chroot with "taskset -c 0".
> Doesn't help unfortunately, still either crashes or locks up like this:
>
> root@ikarus:~# strace -p 32415
> strace: Process 32415 attached
> futex(0x7f836c8bd4c8, FUTEX_WAIT_PRIVATE, 7, NULL
>
> with 32415 being the qemu ghc process.
Indeed you would still need luck. :(
Paolo
next prev parent reply other threads:[~2016-11-04 10:52 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-03 14:07 [Qemu-devel] [PATCH v2] target-sh4: add atomic tas Laurent Vivier
2016-11-03 14:53 ` Richard Henderson
2016-11-03 15:32 ` Paolo Bonzini
2016-11-03 15:35 ` Laurent Vivier
2016-11-03 16:18 ` Paolo Bonzini
2016-11-03 16:21 ` Laurent Vivier
2016-11-03 16:51 ` Laurent Vivier
2016-11-03 16:51 ` Richard Henderson
2016-11-03 17:52 ` Paolo Bonzini
2016-11-03 19:15 ` Richard Henderson
2016-11-04 9:23 ` John Paul Adrian Glaubitz
2016-11-04 9:43 ` John Paul Adrian Glaubitz
2016-11-04 9:53 ` Laurent Vivier
2016-11-04 10:00 ` John Paul Adrian Glaubitz
2016-11-04 10:13 ` Paolo Bonzini
2016-11-04 10:16 ` John Paul Adrian Glaubitz
2016-11-04 10:52 ` Paolo Bonzini [this message]
2016-11-04 0:02 ` Aurelien Jarno
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