placing a breakpoint at a physical address on x86 with gdb

[Mathieu Lacage]

On Fri, 2007-01-12 at 12:41 +0100, Mathieu Lacage wrote:

> Yet another alternative would be to create a shared memory segment with
> shm_open, copy the code of my function in there, create multiple memory
> mappings with mmap (MAP_SHARED) on that shared memory segment and insert
> an int3 in the shared memory segment whenever needed.

and the attached test code demonstrates this.

Mathieu
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