Messages in this thread | | | From | Thiago Jung Bauermann <> | Subject | Re: [PATCH] powerpc/prom_init: Undo relocation before entering secure mode | Date | Wed, 11 Sep 2019 20:53:15 -0300 |
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Thiago Jung Bauermann <bauerman@linux.ibm.com> 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 <bauerman@linux.ibm.com>
I meant to put a Suggested-by: Paul Mackerras <paulus@samba.org>
Sorry. Will add it if there's a v2.
-- Thiago Jung Bauermann IBM Linux Technology Center
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