[PATCH v2] powerpc/powernv/dump: Fix race while processing OPAL dump

Michael Ellerman patch-notifications at ellerman.id.au
Tue Oct 20 23:23:51 AEDT 2020


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


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