Re: [PATCH v5] powerpc/powernv/elog: Fix race while processing OPAL error log event.

2020-10-06 Thread Michael Ellerman
On Tue, 6 Oct 2020 23:20:51 +1100, Michael Ellerman wrote: > Every error log reported by OPAL is exported to userspace through a > sysfs interface and notified using kobject_uevent(). The userspace > daemon (opal_errd) then reads the error log and acknowledges the error > log is saved safely to dis

[PATCH v5] powerpc/powernv/elog: Fix race while processing OPAL error log event.

2020-10-06 Thread Michael Ellerman
From: Mahesh Salgaonkar Every error log reported by OPAL is exported to userspace through a sysfs interface and notified using kobject_uevent(). The userspace daemon (opal_errd) then reads the error log and acknowledges the error log is saved safely to disk. Once acknowledged the kernel removes t