patch__flush_hash_A2 101 arch/powerpc/include/asm/book3s/32/mmu-hash.h extern s32 patch__flush_hash_A0, patch__flush_hash_A1, patch__flush_hash_A2; patch__flush_hash_A2 431 arch/powerpc/mm/book3s32/mmu.c modify_instruction_site(&patch__flush_hash_A2, 0x7c0, hash_mb2 << 6);