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Re: [Qemu-devel] [Bug] qemu-sparc64 broken
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From: |
Richard Henderson |
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Subject: |
Re: [Qemu-devel] [Bug] qemu-sparc64 broken |
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Date: |
Fri, 06 Sep 2013 08:12:30 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130805 Thunderbird/17.0.8 |
On 09/05/2013 09:53 PM, Stefan Weil wrote:
> Am 05.09.2013 23:32, schrieb Peter Maydell:
>> On 5 September 2013 21:35, Stefan Weil <address@hidden> wrote:
>>> In a first analysis of this, I noticed that it is impossible to run
>>> qemu-sparc64
>>> under gdb (raised fatal signal).
>> You probably just need to let the signals go through to
>> the target... I noticed that it had a tendency to do lots
>> of (presumably safely handled) segfaulting while running;
>> didn't look at why this happens.
>
> After lots of SIGSEGV, the program indeed finishes successfully,
> so my report was wrong - SIGSEGV is not a fatal signal for sparc64.
> That's interesting - thank you for this information.
It's not just sparc64.
That's changed page detection, for determining when to invalidate
translation blocks. For self-modifying code, and more.
r~