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SubjectRe: [PATCH] powerpc/prom_init: Undo relocation before entering secure mode

Thiago Jung Bauermann <> writes:

> Thiago Jung Bauermann <> writes:
>> The ultravisor will do an integrity check of the kernel image but we
>> relocated it so the check will fail. Restore the original image by
>> relocating it back to the kernel virtual base address.
>> This works because during build vmlinux is linked with an expected virtual
>> runtime address of KERNELBASE.
>> Fixes: 6a9c930bd775 ("powerpc/prom_init: Add the ESM call to prom_init")
>> Signed-off-by: Thiago Jung Bauermann <>
> I meant to put a Suggested-by: Paul Mackerras <>
> Sorry. Will add it if there's a v2.


Thiago Jung Bauermann
IBM Linux Technology Center

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