On Tue, 23 Jun 2020 15:57:50 +0530, Mahesh Salgaonkar wrote:
> With the proposed change in percpu bootmem allocator to use page mapping
> [1], the percpu first chunk memory area can come from vmalloc ranges. This
> makes hmi handler to crash the kernel whenever percpu variable is accessed
> in real mode. This patch fixes this issue by moving the hmi irq stat
> inside paca for safe access in realmode.
>
> [1]
> https://lore.kernel.org/linuxppc-dev/20200608070904.387440-1-aneesh.ku...@linux.ibm.com/
Applied to powerpc/next.
[1/1] powerpc/64s: Move HMI IRQ stat from percpu variable to paca.
https://git.kernel.org/powerpc/c/ada68a66b72687e6b74e35c42efd1783e84b01fd
cheers
