powerpc: Document how we set AIL on guest kernels
commit633440f18f5795aa28d990b92dd108486911bfd5
authorMichael Ellerman <mpe@ellerman.id.au>
Thu, 17 Jul 2014 05:29:45 +0000 (17 15:29 +1000)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Mon, 28 Jul 2014 04:11:27 +0000 (28 14:11 +1000)
treed2fc80d2db7db64946928b572cacf4318dcf8a68
parent8e83e9053f23cd036b73ae246d86c50cbb3ca73e
powerpc: Document how we set AIL on guest kernels

I spent ten minutes scratching my head, trying to work out where we
enabled relocation on interrupts for guest kernels. Expand the doco to
make it clear.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
arch/powerpc/kernel/setup_64.c