APPLIED[artful]: [X/Z/A][PATCH 0/5] fix memory-hotplug test

Seth Forshee seth.forshee at
Fri Aug 11 12:32:41 UTC 2017

On Thu, Aug 10, 2017 at 02:32:34PM +0800, Po-Hsu Lin wrote:
> The memory-hotplug test in the kernel selftest directory has a flag which is
> called "percent-of-memory-to-offline". However it is using a random number
> to decide if each memory block needs to be offlined (with 10% chance).
> This might cause all memory blocks being skipped, or throw an error if the
> block is busy. Also, it does not match with the meaning of the flag.
> This patch set will fix the test by offlining a certain amount of memory blocks
> and it will try to offline them one-by-one instead of doing this randomly to
> avoid the block is busy issue and make it more reproducible.
> Skipping Trusty as the ubuntu_kernel_selftests test suite was blacklisted on it.

Forgot to send this yesterday, but this has been applied to

You're lacking a buglink for SRU, and I also don't feel like the above
explains exactly why we'd want this for SRU either.


More information about the kernel-team mailing list