24 Jan
2020
24 Jan
'20
12:45 p.m.
On Fri 10-01-20 13:27:24, Dan Williams wrote:
On Fri, Jan 10, 2020 at 9:42 AM David Hildenbrand david@redhat.com wrote:
[...]
For your reference (roughly 5 months ago, so not that old)
https://lkml.kernel.org/r/20190724143017.12841-1-david@redhat.com
Oh, now I see the problem. You need to add that lock so far away from the __add_memory() to avoid lock inversion problems with the acpi_scan_lock. The organization I was envisioning would not work without deeper refactoring.
Sorry to come back to this late. Has this been resolved?
--
Michal Hocko
SUSE Labs