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diff --git a/Documentation/cachetlb.txt b/Documentation/cachetlb.txt
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@@ -16,7 +16,7 @@ on all processors in the system. Don't let this scare you into
16thinking SMP cache/tlb flushing must be so inefficient, this is in 16thinking SMP cache/tlb flushing must be so inefficient, this is in
17fact an area where many optimizations are possible. For example, 17fact an area where many optimizations are possible. For example,
18if it can be proven that a user address space has never executed 18if it can be proven that a user address space has never executed
19on a cpu (see vma->cpu_vm_mask), one need not perform a flush 19on a cpu (see mm_cpumask()), one need not perform a flush
20for this address space on that cpu. 20for this address space on that cpu.
21 21
22First, the TLB flushing interfaces, since they are the simplest. The 22First, the TLB flushing interfaces, since they are the simplest. The