[PATCH 07/11] powerpc/64s: Add support for RFI flush of L1-D cache

[Jon Masters]

On 01/08/2018 11:54 AM, Michael Ellerman wrote:
> On some CPUs we can prevent the Meltdown vulnerability by flushing the
> L1-D cache on exit from kernel to user mode, and from hypervisor to
> guest.

I've tested multiple iterations of these patches over the past few
weeks, on both real hardware, and on a variety of emulation platforms.

Tested-by: Jon Masters <jcm at redhat.com>

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