powerpc/powernv: Don't clobber r9 in relative_toc()
With OPAL, r8 and r9 will be used to pass the OPAL base and entry for debugging purposes (those informations are also in the device-tree). We don't want to clobber those registers that early. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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@ -674,9 +674,9 @@ _GLOBAL(enable_64b_mode)
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_GLOBAL(relative_toc)
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mflr r0
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bcl 20,31,$+4
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0: mflr r9
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ld r2,(p_toc - 0b)(r9)
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add r2,r2,r9
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0: mflr r11
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ld r2,(p_toc - 0b)(r11)
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add r2,r2,r11
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mtlr r0
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blr
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