From: Christophe Leroy Date: Tue, 11 Jul 2023 15:59:15 +0000 (+0200) Subject: powerpc/kuap: Fold kuep_is_disabled() into its only user X-Git-Tag: v6.6.7~2033^2~130 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=38bb171b958480b484e8e980be76c7d3656881ea;p=platform%2Fkernel%2Flinux-starfive.git powerpc/kuap: Fold kuep_is_disabled() into its only user kuep_is_disabled() was introduced by commit 91bb30822a2e ("powerpc/32s: Refactor update of user segment registers") but then all users but one were removed by commit 526d4a4c77ae ("powerpc/32s: Do kuep_lock() and kuep_unlock() in assembly"). Fold kuep_is_disabled() into init_new_context() which is its only user. Signed-off-by: Christophe Leroy Signed-off-by: Michael Ellerman Link: https://msgid.link/b2247147c0a8c830ac82966451647850df4a64da.1689091022.git.christophe.leroy@csgroup.eu --- diff --git a/arch/powerpc/include/asm/book3s/32/kup.h b/arch/powerpc/include/asm/book3s/32/kup.h index 466a19c..0da0dea 100644 --- a/arch/powerpc/include/asm/book3s/32/kup.h +++ b/arch/powerpc/include/asm/book3s/32/kup.h @@ -13,11 +13,6 @@ extern struct static_key_false disable_kuap_key; -static __always_inline bool kuep_is_disabled(void) -{ - return !IS_ENABLED(CONFIG_PPC_KUEP); -} - #ifdef CONFIG_PPC_KUAP #include diff --git a/arch/powerpc/mm/book3s32/mmu_context.c b/arch/powerpc/mm/book3s32/mmu_context.c index 269a3eb2..1922f9a 100644 --- a/arch/powerpc/mm/book3s32/mmu_context.c +++ b/arch/powerpc/mm/book3s32/mmu_context.c @@ -71,7 +71,7 @@ int init_new_context(struct task_struct *t, struct mm_struct *mm) mm->context.id = __init_new_context(); mm->context.sr0 = CTX_TO_VSID(mm->context.id, 0); - if (!kuep_is_disabled()) + if (IS_ENABLED(CONFIG_PPC_KUEP)) mm->context.sr0 |= SR_NX; if (!kuap_is_disabled()) mm->context.sr0 |= SR_KS;