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Re: [Qemu-devel] [PATCH 1/9] linux-user: fix segmentation fault passing


From: Peter Maydell
Subject: Re: [Qemu-devel] [PATCH 1/9] linux-user: fix segmentation fault passing with h2g(x) != x
Date: Sat, 6 Jul 2013 11:27:45 +0100

On 6 July 2013 01:36, Alexander Graf <address@hidden> wrote:
> When forwarding a segmentation fault into the guest process, we were passing
> the host's address directly into the guest process's signal descriptor.
>
> That obviously confused the guest process, since it didn't know what to make
> of the (usually 32-bit truncated) address. Passing in h2g(address) makes the
> guest process a lot happier.

Commit message says it uses h2g, code doesn't.  Maybe we should have
an h2g_unchecked() for this sort of use?

thanks
-- PMM



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