#include <linux/kernel.h> #include <linux/types.h> #include <linux/mutex.h> #include <linux/cpu.h> #include <linux/jump_label.h> #include <linux/memory.h> #ifdef HAVE_JUMP_LABEL void arch_jump_label_transform(struct jump_entry *entry, enum jump_label_type type) { u32 val; u32 *insn = (u32 *) (unsigned long) entry->code; if (type == JUMP_LABEL_ENABLE) { s32 off = (s32)entry->target - (s32)entry->code; #ifdef CONFIG_SPARC64 /* ba,pt %xcc, . + (off << 2) */ val = 0x10680000 | ((u32) off >> 2); #else /* ba . + (off << 2) */ val = 0x10800000 | ((u32) off >> 2); #endif } else { val = 0x01000000; } get_online_cpus(); mutex_lock(&text_mutex); *insn = val; flushi(insn); mutex_unlock(&text_mutex); put_online_cpus(); } #endif