diff options
| author | Christophe Leroy <christophe.leroy@csgroup.eu> | 2021-10-19 09:29:16 +0200 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-12-09 22:41:17 +1100 |
| commit | df415cd758261bceff27f34a145dd8328bbfb018 (patch) | |
| tree | e95e8a7d5122b390b67c8a631557d372740d6a72 /arch/powerpc/include/asm/book3s | |
| parent | dc3a0e5b83a8806d7da1f343a7d2e0be386d16d2 (diff) | |
powerpc/32s: Remove capability to disable KUEP at boottime
Disabling KUEP at boottime makes things unnecessarily complex.
Still allow disabling KUEP at build time, but when it's built-in
it is always there.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/96f583f82423a29a4205c60b9721079111b35567.1634627931.git.christophe.leroy@csgroup.eu
Diffstat (limited to 'arch/powerpc/include/asm/book3s')
| -rw-r--r-- | arch/powerpc/include/asm/book3s/32/kup.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/powerpc/include/asm/book3s/32/kup.h b/arch/powerpc/include/asm/book3s/32/kup.h index 9f38040f0641..fb6c39225dd1 100644 --- a/arch/powerpc/include/asm/book3s/32/kup.h +++ b/arch/powerpc/include/asm/book3s/32/kup.h @@ -12,7 +12,6 @@ #include <linux/jump_label.h> extern struct static_key_false disable_kuap_key; -extern struct static_key_false disable_kuep_key; static __always_inline bool kuap_is_disabled(void) { @@ -21,7 +20,7 @@ static __always_inline bool kuap_is_disabled(void) static __always_inline bool kuep_is_disabled(void) { - return !IS_ENABLED(CONFIG_PPC_KUEP) || static_branch_unlikely(&disable_kuep_key); + return !IS_ENABLED(CONFIG_PPC_KUEP); } static inline void kuep_lock(void) |