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* powerpc/pseries: Fix SMP=n build of rng.cMichael Ellerman2013-11-20
| | | | | | | | | In commit a489043 "Implement arch_get_random_long() based on H_RANDOM" I broke the SMP=n build. We were getting plpar_wrappers.h via spinlock.h which breaks when SMP=n. Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
* powerpc/pseries: Implement arch_get_random_long() based on H_RANDOMMichael Ellerman2013-10-11
Add support for the arch_get_random_long() hook based on the H_RANDOM hypervisor call. We trust the hypervisor to provide us with random data, ie. we don't whiten it in anyway. Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>