1 #include <linux/kernel.h>
2 #include <linux/types.h>
3 #include <linux/mutex.h>
6 #include <linux/jump_label.h>
7 #include <linux/memory.h>
11 void arch_jump_label_transform(struct jump_entry *entry,
12 enum jump_label_type type)
15 u32 *insn = (u32 *) (unsigned long) entry->code;
17 if (type == JUMP_LABEL_ENABLE) {
18 s32 off = (s32)entry->target - (s32)entry->code;
21 /* ba,pt %xcc, . + (off << 2) */
22 val = 0x10680000 | ((u32) off >> 2);
24 /* ba . + (off << 2) */
25 val = 0x10800000 | ((u32) off >> 2);
32 mutex_lock(&text_mutex);
35 mutex_unlock(&text_mutex);
39 void arch_jump_label_text_poke_early(jump_label_t addr)
41 u32 *insn_p = (u32 *) (unsigned long) addr;