[minicoredumper] Dumping memory region with multiple physical areas

John Ogness john.ogness at linutronix.de
Fri Jun 10 16:13:45 CEST 2016


On 2016-06-10, Niklas Damberg <niklas.damberg at ericsson.com> wrote:
> When dumping the whole bss-area with mcd_dump_data_register_bin() we
> get a smaller area dumped.  When looking in the implementation it
> looks as if we only get the first contiguous physical memory area (or
> what we get with dump_vma). Is that how it is implemented?

You are correct. If a dump length goes beyond a single vma, the dump is
truncated to the end of the vma. This is a bug that needs to be fixed.

Thanks for pointing this out.

John Ogness




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