On Sat, 17 Oct 2020 22:12:10 +0530, Vasant Hegde wrote:
> Every dump reported by OPAL is exported to userspace through a sysfs
> interface and notified using kobject_uevent(). The userspace daemon
> (opal_errd) then reads the dump and acknowledges that the dump is
> saved safely to disk. Once acknowledged the kernel removes the
> respective sysfs file entry causing respective resources to be
> released including kobject.
>
> [...]
Applied to powerpc/fixes.
[1/1] powerpc/powernv/dump: Fix race while processing OPAL dump
https://git.kernel.org/powerpc/c/0a43ae3e2beb77e3481d812834d33abe270768ab
cheers
