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Date: Fri, 22 Mar 2019 08:08:40 +0000 (UTC) From: Christophe Leroy <christophe.leroy@....fr> To: Benjamin Herrenschmidt <benh@...nel.crashing.org>, Paul Mackerras <paulus@...ba.org>, Michael Ellerman <mpe@...erman.id.au> Cc: linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org Subject: [PATCH 2/7] powerpc/mm: define an empty mm_iommu_init() To avoid ifdefs, define a empty static inline mm_iommu_init() function when CONFIG_SPAPR_TCE_IOMMU is not selected. Signed-off-by: Christophe Leroy <christophe.leroy@....fr> --- arch/powerpc/include/asm/mmu_context.h | 1 + arch/powerpc/kernel/setup-common.c | 2 -- 2 files changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/powerpc/include/asm/mmu_context.h b/arch/powerpc/include/asm/mmu_context.h index 6ee8195a2ffb..95b93ce428b7 100644 --- a/arch/powerpc/include/asm/mmu_context.h +++ b/arch/powerpc/include/asm/mmu_context.h @@ -52,6 +52,7 @@ static inline bool mm_iommu_is_devmem(struct mm_struct *mm, unsigned long hpa, { return false; } +static inline void mm_iommu_init(struct mm_struct *mm) { } #endif extern void switch_slb(struct task_struct *tsk, struct mm_struct *mm); extern void set_context(unsigned long id, pgd_t *pgd); diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c index 971f50d99d87..a90e8367ccde 100644 --- a/arch/powerpc/kernel/setup-common.c +++ b/arch/powerpc/kernel/setup-common.c @@ -956,9 +956,7 @@ void __init setup_arch(char **cmdline_p) #endif #endif -#ifdef CONFIG_SPAPR_TCE_IOMMU mm_iommu_init(&init_mm); -#endif irqstack_early_init(); exc_lvl_early_init(); emergency_stack_init(); -- 2.13.3
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