diff options
Diffstat (limited to 'arch/arm64/include/asm/extable.h')
| -rw-r--r-- | arch/arm64/include/asm/extable.h | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/arch/arm64/include/asm/extable.h b/arch/arm64/include/asm/extable.h index 56a4f68b262e..72b0e71cc3de 100644 --- a/arch/arm64/include/asm/extable.h +++ b/arch/arm64/include/asm/extable.h @@ -18,9 +18,32 @@ struct exception_table_entry { int insn, fixup; + short type, data; }; #define ARCH_HAS_RELATIVE_EXTABLE -extern int fixup_exception(struct pt_regs *regs); +#define swap_ex_entry_fixup(a, b, tmp, delta) \ +do { \ + (a)->fixup = (b)->fixup + (delta); \ + (b)->fixup = (tmp).fixup - (delta); \ + (a)->type = (b)->type; \ + (b)->type = (tmp).type; \ + (a)->data = (b)->data; \ + (b)->data = (tmp).data; \ +} while (0) + +#ifdef CONFIG_BPF_JIT +bool ex_handler_bpf(const struct exception_table_entry *ex, + struct pt_regs *regs); +#else /* !CONFIG_BPF_JIT */ +static inline +bool ex_handler_bpf(const struct exception_table_entry *ex, + struct pt_regs *regs) +{ + return false; +} +#endif /* !CONFIG_BPF_JIT */ + +bool fixup_exception(struct pt_regs *regs); #endif |