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PPC64 uses MMU features to enable/disable KUAP at boot time. But feature fixups are applied way too early on PPC32. Now that all KUAP related actions are in C following the conversion of KUAP initial setup and context switch in C, static branches can be used to enable/disable KUAP. Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu> [mpe: Export disable_kuap_key to fix build errors] Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/cd79e8008455fba5395d099f9bb1305c039b931c.1622708530.git.christophe.leroy@csgroup.eu |
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