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authorNick Piggin <npiggin@suse.de>2008-07-30 15:23:13 +1000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-07-30 15:26:54 +1000
commitce0ad7f0952581ba75ab6aee55bb1ed9bb22cf4f (patch)
treebf2a8845a031cb685219db2ddcb3d296b4a9ffab /arch/powerpc/mm/Makefile
parent7d2a175b9bf6e9422bebe95130a3c79a25ff4602 (diff)
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powerpc/mm: Lockless get_user_pages_fast() for 64-bit (v3)
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>
Diffstat (limited to 'arch/powerpc/mm/Makefile')
-rw-r--r--arch/powerpc/mm/Makefile3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/powerpc/mm/Makefile b/arch/powerpc/mm/Makefile
index 1c00e0196f6c..e7392b45a5ef 100644
--- a/arch/powerpc/mm/Makefile
+++ b/arch/powerpc/mm/Makefile
@@ -12,7 +12,8 @@ obj-y := fault.o mem.o \
mmu_context_$(CONFIG_WORD_SIZE).o
hash-$(CONFIG_PPC_NATIVE) := hash_native_64.o
obj-$(CONFIG_PPC64) += hash_utils_64.o \
- slb_low.o slb.o stab.o mmap.o $(hash-y)
+ slb_low.o slb.o stab.o \
+ gup.o mmap.o $(hash-y)
obj-$(CONFIG_PPC_STD_MMU_32) += ppc_mmu_32.o
obj-$(CONFIG_PPC_STD_MMU) += hash_low_$(CONFIG_WORD_SIZE).o \
tlb_$(CONFIG_WORD_SIZE).o