From 67fda38f0d688580a916a8f829afd8edaffadfcf Mon Sep 17 00:00:00 2001 From: "Aneesh Kumar K.V" Date: Wed, 17 Apr 2019 18:33:49 +0530 Subject: [PATCH] powerpc/mm: Move slb_addr_linit to early_init_mmu Avoid #ifdef in generic code. Also enables us to do this specific to MMU translation mode on book3s64 Signed-off-by: Aneesh Kumar K.V Signed-off-by: Michael Ellerman --- arch/powerpc/kernel/setup-common.c | 11 ----------- arch/powerpc/mm/hash_utils_64.c | 2 ++ arch/powerpc/mm/tlb_nohash.c | 6 ++++++ 3 files changed, 8 insertions(+), 11 deletions(-) diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c index 2e5dfb6e0823..a07de8608484 100644 --- a/arch/powerpc/kernel/setup-common.c +++ b/arch/powerpc/kernel/setup-common.c @@ -947,17 +947,6 @@ void __init setup_arch(char **cmdline_p) init_mm.end_data = (unsigned long) _edata; init_mm.brk = klimit; -#ifdef CONFIG_PPC_MM_SLICES -#ifdef CONFIG_PPC64 - if (!radix_enabled()) - init_mm.context.slb_addr_limit = DEFAULT_MAP_WINDOW_USER64; -#elif defined(CONFIG_PPC_8xx) - init_mm.context.slb_addr_limit = DEFAULT_MAP_WINDOW; -#else -#error "context.addr_limit not initialized." -#endif -#endif - #ifdef CONFIG_SPAPR_TCE_IOMMU mm_iommu_init(&init_mm); #endif diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index fee0270618ac..fe2fc43a8664 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -1036,6 +1036,8 @@ void __init hash__early_init_mmu(void) */ htab_initialize(); + init_mm.context.slb_addr_limit = DEFAULT_MAP_WINDOW_USER64; + pr_info("Initializing hash mmu with SLB\n"); /* Initialize SLB management */ slb_initialize(); diff --git a/arch/powerpc/mm/tlb_nohash.c b/arch/powerpc/mm/tlb_nohash.c index ac23dc1c6535..088e0a6b5ade 100644 --- a/arch/powerpc/mm/tlb_nohash.c +++ b/arch/powerpc/mm/tlb_nohash.c @@ -800,5 +800,11 @@ void __init early_init_mmu(void) #ifdef CONFIG_PPC_47x early_init_mmu_47x(); #endif + +#ifdef CONFIG_PPC_MM_SLICES +#if defined(CONFIG_PPC_8xx) + init_mm.context.slb_addr_limit = DEFAULT_MAP_WINDOW; +#endif +#endif } #endif /* CONFIG_PPC64 */