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Re: [Qemu-devel] Sparc port

From: Falk Hueffner
Subject: Re: [Qemu-devel] Sparc port
Date: 08 Jun 2003 13:23:39 +0200
User-agent: Gnus/5.0808 (Gnus v5.8.8) XEmacs/21.5 (artichoke)

Fabrice Bellard <address@hidden> writes:

> BTW, another question: how can we know on Sparc if a SIGSEGV or
> SIGBUS was generated because of a read or a write ?

Probably in the same ugly way I tried it in the Alpha port: look at
the faulting instruction and disassemble it.

> The Linux kernel has the info but it does not seem to be copied to
> user space. It may be interesting to find a standard way to indicate
> if it is a read or write which caused the fault (using a field in
> siginfo_t would be nice).

Yes, that would be really nice. There are many uses for this.


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