[2/2] powerpc/powernv: Fix NVRAM sleep in invalid context when crashing

[Michael Ellerman]

On Mon, 2018-05-14 at 15:59:47 UTC, Nicholas Piggin wrote:
> Similarly to opal_event_shutdown, opal_nvram_write can be called in
> the crash path with irqs disabled. Special case the delay to avoid
> sleeping in invalid context.
> 
> Cc: stable at vger.kernel.org # v3.2
> Fixes: 3b8070335f ("powerpc/powernv: Fix OPAL NVRAM driver OPAL_BUSY loops")
> Signed-off-by: Nicholas Piggin <npiggin at gmail.com>

Applied to powerpc fixes, thanks.

https://git.kernel.org/powerpc/c/c1d2a31397ec51f0370f6bd17b19b3

cheers