[RFC PATCH 08/10] mm: hugetlb: disable CMA if liveupdate is enabled

Pasha Tatashin pasha.tatashin at soleen.com
Tue Dec 23 10:16:57 PST 2025


On Sat, Dec 6, 2025 at 6:03 PM Pratyush Yadav <pratyush at kernel.org> wrote:
>
> Hugetlb live update support does not yet work with CMA. Print a warning
> and disable CMA if the config for live updating hugetlb is enabled, and
> liveupdate is enabled at runtime.

Could you please elaborate this commit to explain why it is not
supported, and what it would take to support CMA.

Thanks,
Pasha



More information about the kexec mailing list