System call support in reversible debugging

Michael Snyder msnyder@vmware.com
Sun Nov 29 02:24:00 GMT 2009


Sean Chen wrote:

> Well. You mentioned that this munmap just can let prec ignore some
> memory change record entry. Could you please show me what kind of
> memory change is ignored?
> 
> Can gdb record the system call?

These are two separate questions.  I think the one you started with
is can gdb record a system call, and the answer is "yes".


The issue with mmap has a lot of history, and rather than try to
explain it, I urge you to look up the threads which have "mmap"
or "sbrk" in the title) and read them.



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