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| author | Nick Piggin <npiggin@suse.de> | 2008-07-30 09:23:13 +0400 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-07-30 09:26:54 +0400 |
| commit | ce0ad7f0952581ba75ab6aee55bb1ed9bb22cf4f (patch) | |
| tree | bf2a8845a031cb685219db2ddcb3d296b4a9ffab /arch/powerpc/mm/Makefile | |
| parent | 7d2a175b9bf6e9422bebe95130a3c79a25ff4602 (diff) | |
| download | linux-ce0ad7f0952581ba75ab6aee55bb1ed9bb22cf4f.tar.xz | |
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/Makefile | 3 |
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 |