On Fri, May 25, 2007 at 06:35:13PM -0700, Roland McGrath wrote:
> Oops! I overlooked the need to preserve the orig_eax value, though its
> necessity is obvious. This makes me wonder about those previous
> reports that UML was working OK.
The one from me was on x86_64, where PTRACE_SYSEMU isn't an issue yet.
> I've fixed this in the latest utrace patch set. I also wired up
> sysemu on x86_64. This means 32-bit processes calling ptrace now
> support it for full compatibility with native i386, which the vanilla
> kernel does not. It also means it works for 64-bit ptrace calls,
> whether operating on a 64-bit or a 32-bit target process.
Beautiful!
Jeff
--
Work email - jdike at linux dot intel dot com
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