diff options
Diffstat (limited to 'arch/arm64/include/asm/extable.h')
| -rw-r--r-- | arch/arm64/include/asm/extable.h | 30 |
1 files changed, 16 insertions, 14 deletions
diff --git a/arch/arm64/include/asm/extable.h b/arch/arm64/include/asm/extable.h index b15eb4a3e6b2..72b0e71cc3de 100644 --- a/arch/arm64/include/asm/extable.h +++ b/arch/arm64/include/asm/extable.h @@ -18,30 +18,32 @@ struct exception_table_entry { int insn, fixup; + short type, data; }; #define ARCH_HAS_RELATIVE_EXTABLE -static inline bool in_bpf_jit(struct pt_regs *regs) -{ - if (!IS_ENABLED(CONFIG_BPF_JIT)) - return false; - - return regs->pc >= BPF_JIT_REGION_START && - regs->pc < BPF_JIT_REGION_END; -} +#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 -int arm64_bpf_fixup_exception(const struct exception_table_entry *ex, - struct pt_regs *regs); +bool ex_handler_bpf(const struct exception_table_entry *ex, + struct pt_regs *regs); #else /* !CONFIG_BPF_JIT */ static inline -int arm64_bpf_fixup_exception(const struct exception_table_entry *ex, - struct pt_regs *regs) +bool ex_handler_bpf(const struct exception_table_entry *ex, + struct pt_regs *regs) { - return 0; + return false; } #endif /* !CONFIG_BPF_JIT */ -extern int fixup_exception(struct pt_regs *regs); +bool fixup_exception(struct pt_regs *regs); #endif |