Files
android_kernel_xiaomi_sm8450/arch/powerpc/include/asm
Naveen N. Rao 7cd01b08d3 powerpc: Add support for function error injection
We implement regs_set_return_value() and override_function_with_return()
for this purpose.

On powerpc, a return from a function (blr) just branches to the location
contained in the link register. So, we can just update pt_regs rather
than redirecting execution to a dummy function that returns.

Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Reviewed-by: Samuel Mendoza-Jonas <sam@mendozajonas.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2018-10-20 13:26:43 +11:00
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