powerpc/pseries: Query hypervisor for RFI flush settings

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commit 8989d56878 upstream.

A new hypervisor call is available which tells the guest settings
related to the RFI flush. Use it to query the appropriate flush
instruction(s), and whether the flush is required.

Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Michael Neuling 2018-01-10 03:07:15 +11:00 • committed by Greg Kroah-Hartman

parent 9472d895cd

commit 4b5158cefc

1 changed files with 35 additions and 0 deletions

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arch/powerpc/platforms/pseries/setup.c

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