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Message from discussion strace port x32
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Mike Frysinger  
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 More options Dec 20 2011, 7:14 pm
From: Mike Frysinger <vap...@gmail.com>
Date: Tue, 20 Dec 2011 19:14:17 -0500
Local: Tues, Dec 20 2011 7:14 pm
Subject: Re: strace port x32
i've been playing with 64bit and x32 processes ptracing each other.
seems like my PTRACE_REGS is getting truncated to 32bit values.  i
can't check at what level this is happening since i don't have strace,
and gdb is segfaulting on me when i descend into ptrace calls.  my
next step is to add some printk's to the kernel code paths, but before
i do that, is this expected to work ?  since the full 64bit reg values
are available to x32 processes, it seems like doing PTRACE_REGS should
get me a structure with all 64bit values filled out ...
-mike

 
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