ce0ad7f095
Implement lockless get_user_pages_fast for 64-bit powerpc. Page table existence is guaranteed with RCU, and speculative page references are used to take a reference to the pages without having a prior existence guarantee on them. Signed-off-by: Nick Piggin <npiggin@suse.de> Signed-off-by: Dave Kleikamp <shaggy@linux.vnet.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
26 lines
855 B
Makefile
26 lines
855 B
Makefile
#
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# Makefile for the linux ppc-specific parts of the memory manager.
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#
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ifeq ($(CONFIG_PPC64),y)
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EXTRA_CFLAGS += -mno-minimal-toc
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endif
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obj-y := fault.o mem.o \
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init_$(CONFIG_WORD_SIZE).o \
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pgtable_$(CONFIG_WORD_SIZE).o \
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mmu_context_$(CONFIG_WORD_SIZE).o
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hash-$(CONFIG_PPC_NATIVE) := hash_native_64.o
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obj-$(CONFIG_PPC64) += hash_utils_64.o \
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slb_low.o slb.o stab.o \
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gup.o mmap.o $(hash-y)
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obj-$(CONFIG_PPC_STD_MMU_32) += ppc_mmu_32.o
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obj-$(CONFIG_PPC_STD_MMU) += hash_low_$(CONFIG_WORD_SIZE).o \
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tlb_$(CONFIG_WORD_SIZE).o
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obj-$(CONFIG_40x) += 40x_mmu.o
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obj-$(CONFIG_44x) += 44x_mmu.o
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obj-$(CONFIG_FSL_BOOKE) += fsl_booke_mmu.o
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obj-$(CONFIG_NEED_MULTIPLE_NODES) += numa.o
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obj-$(CONFIG_PPC_MM_SLICES) += slice.o
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obj-$(CONFIG_HUGETLB_PAGE) += hugetlbpage.o
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obj-$(CONFIG_PPC_SUBPAGE_PROT) += subpage-prot.o
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