projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 09f05d85 RV |
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 | ||
| 9 | static 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 | ||
| 27 | void 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 | ||
| 33 | void 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 |