On Fri, Aug 25, 2006 at 05:55:31PM +0900, Atsushi Nemoto wrote: > The c-r4k.c and c-sb1.c use drop_mmu_context() to flushing virtually > tagged icache, but this would not work for flushing other task's > icache. The ptrace() (and copy_to_user_page()) is the case. Use > indexed flush for such cases. Good spotting! Ralf