[PATCH 1/8] powerpc/mm: Make slice specific to book3s/64

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Since commit 555904d07eef ("powerpc/8xx: MM_SLICE is not needed
anymore") only book3s/64 selects CONFIG_PPC_MM_SLICES.

Move slice.c into mm/book3s64/

Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxxxxxx>
---
 arch/powerpc/mm/Makefile               | 1 -
 arch/powerpc/mm/book3s64/Makefile      | 1 +
 arch/powerpc/mm/{ => book3s64}/slice.c | 0
 arch/powerpc/mm/nohash/mmu_context.c   | 2 --
 arch/powerpc/mm/nohash/tlb.c           | 4 ----
 5 files changed, 1 insertion(+), 7 deletions(-)
 rename arch/powerpc/mm/{ => book3s64}/slice.c (100%)

diff --git a/arch/powerpc/mm/Makefile b/arch/powerpc/mm/Makefile
index df8172da2301..d4c20484dad9 100644
--- a/arch/powerpc/mm/Makefile
+++ b/arch/powerpc/mm/Makefile
@@ -14,7 +14,6 @@ obj-$(CONFIG_PPC_MMU_NOHASH)	+= nohash/
 obj-$(CONFIG_PPC_BOOK3S_32)	+= book3s32/
 obj-$(CONFIG_PPC_BOOK3S_64)	+= book3s64/
 obj-$(CONFIG_NUMA) += numa.o
-obj-$(CONFIG_PPC_MM_SLICES)	+= slice.o
 obj-$(CONFIG_HUGETLB_PAGE)	+= hugetlbpage.o
 obj-$(CONFIG_NOT_COHERENT_CACHE) += dma-noncoherent.o
 obj-$(CONFIG_PPC_COPRO_BASE)	+= copro_fault.o
diff --git a/arch/powerpc/mm/book3s64/Makefile b/arch/powerpc/mm/book3s64/Makefile
index 1b56d3af47d4..30951668c684 100644
--- a/arch/powerpc/mm/book3s64/Makefile
+++ b/arch/powerpc/mm/book3s64/Makefile
@@ -18,6 +18,7 @@ obj-$(CONFIG_TRANSPARENT_HUGEPAGE) += hash_hugepage.o
 obj-$(CONFIG_PPC_SUBPAGE_PROT)	+= subpage_prot.o
 obj-$(CONFIG_SPAPR_TCE_IOMMU)	+= iommu_api.o
 obj-$(CONFIG_PPC_PKEY)	+= pkeys.o
+obj-$(CONFIG_PPC_MM_SLICES)	+= slice.o
 
 # Instrumenting the SLB fault path can lead to duplicate SLB entries
 KCOV_INSTRUMENT_slb.o := n
diff --git a/arch/powerpc/mm/slice.c b/arch/powerpc/mm/book3s64/slice.c
similarity index 100%
rename from arch/powerpc/mm/slice.c
rename to arch/powerpc/mm/book3s64/slice.c
diff --git a/arch/powerpc/mm/nohash/mmu_context.c b/arch/powerpc/mm/nohash/mmu_context.c
index 44b2b5e7cabe..b8dfe66bdf18 100644
--- a/arch/powerpc/mm/nohash/mmu_context.c
+++ b/arch/powerpc/mm/nohash/mmu_context.c
@@ -320,8 +320,6 @@ int init_new_context(struct task_struct *t, struct mm_struct *mm)
 	 * have id == 0) and don't alter context slice inherited via fork (which
 	 * will have id != 0).
 	 */
-	if (mm->context.id == 0)
-		slice_init_new_context_exec(mm);
 	mm->context.id = MMU_NO_CONTEXT;
 	mm->context.active = 0;
 	pte_frag_set(&mm->context, NULL);
diff --git a/arch/powerpc/mm/nohash/tlb.c b/arch/powerpc/mm/nohash/tlb.c
index 89353d4f5604..4822dfd6c246 100644
--- a/arch/powerpc/mm/nohash/tlb.c
+++ b/arch/powerpc/mm/nohash/tlb.c
@@ -782,9 +782,5 @@ void __init early_init_mmu(void)
 #ifdef CONFIG_PPC_47x
 	early_init_mmu_47x();
 #endif
-
-#ifdef CONFIG_PPC_MM_SLICES
-	mm_ctx_set_slb_addr_limit(&init_mm.context, SLB_ADDR_LIMIT_DEFAULT);
-#endif
 }
 #endif /* CONFIG_PPC64 */
-- 
2.33.1





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