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1#include <linux/kernel.h>
2#include <linux/jump_label.h>
3
4#include "insn.h"
5#include "patch.h"
6
7#ifdef HAVE_JUMP_LABEL
8
9static void __arch_jump_label_transform(struct jump_entry *entry,
10 enum jump_label_type type,
11 bool is_static)
12{
13 void *addr = (void *)entry->code;
14 unsigned int insn;
15
16 if (type == JUMP_LABEL_ENABLE)
17 insn = arm_gen_branch(entry->code, entry->target);
18 else
19 insn = arm_gen_nop();
20
21 if (is_static)
22 __patch_text(addr, insn);
23 else
24 patch_text(addr, insn);
25}
26
27void arch_jump_label_transform(struct jump_entry *entry,
28 enum jump_label_type type)
29{
30 __arch_jump_label_transform(entry, type, false);
31}
32
33void arch_jump_label_transform_static(struct jump_entry *entry,
34 enum jump_label_type type)
35{
36 __arch_jump_label_transform(entry, type, true);
37}
38
39#endif
1#include <linux/kernel.h>
2#include <linux/jump_label.h>
3#include <asm/patch.h>
4#include <asm/insn.h>
5
6#ifdef HAVE_JUMP_LABEL
7
8static void __arch_jump_label_transform(struct jump_entry *entry,
9 enum jump_label_type type,
10 bool is_static)
11{
12 void *addr = (void *)entry->code;
13 unsigned int insn;
14
15 if (type == JUMP_LABEL_JMP)
16 insn = arm_gen_branch(entry->code, entry->target);
17 else
18 insn = arm_gen_nop();
19
20 if (is_static)
21 __patch_text_early(addr, insn);
22 else
23 patch_text(addr, insn);
24}
25
26void arch_jump_label_transform(struct jump_entry *entry,
27 enum jump_label_type type)
28{
29 __arch_jump_label_transform(entry, type, false);
30}
31
32void arch_jump_label_transform_static(struct jump_entry *entry,
33 enum jump_label_type type)
34{
35 __arch_jump_label_transform(entry, type, true);
36}
37
38#endif