diff options
| -rw-r--r-- | include/linux/kcov.h | 17 | ||||
| -rw-r--r-- | kernel/kcov.c | 7 |
2 files changed, 21 insertions, 3 deletions
diff --git a/include/linux/kcov.h b/include/linux/kcov.h index ee04256f28af..b851ba415e03 100644 --- a/include/linux/kcov.h +++ b/include/linux/kcov.h @@ -72,6 +72,23 @@ static inline void kcov_remote_stop_softirq(void) kcov_remote_stop(); } +#ifdef CONFIG_64BIT +typedef unsigned long kcov_u64; +#else +typedef unsigned long long kcov_u64; +#endif + +void __sanitizer_cov_trace_pc(void); +void __sanitizer_cov_trace_cmp1(u8 arg1, u8 arg2); +void __sanitizer_cov_trace_cmp2(u16 arg1, u16 arg2); +void __sanitizer_cov_trace_cmp4(u32 arg1, u32 arg2); +void __sanitizer_cov_trace_cmp8(kcov_u64 arg1, kcov_u64 arg2); +void __sanitizer_cov_trace_const_cmp1(u8 arg1, u8 arg2); +void __sanitizer_cov_trace_const_cmp2(u16 arg1, u16 arg2); +void __sanitizer_cov_trace_const_cmp4(u32 arg1, u32 arg2); +void __sanitizer_cov_trace_const_cmp8(kcov_u64 arg1, kcov_u64 arg2); +void __sanitizer_cov_trace_switch(kcov_u64 val, void *cases); + #else static inline void kcov_task_init(struct task_struct *t) {} diff --git a/kernel/kcov.c b/kernel/kcov.c index 84c717337df0..f9ac2e9e460f 100644 --- a/kernel/kcov.c +++ b/kernel/kcov.c @@ -279,7 +279,7 @@ void notrace __sanitizer_cov_trace_cmp4(u32 arg1, u32 arg2) } EXPORT_SYMBOL(__sanitizer_cov_trace_cmp4); -void notrace __sanitizer_cov_trace_cmp8(u64 arg1, u64 arg2) +void notrace __sanitizer_cov_trace_cmp8(kcov_u64 arg1, kcov_u64 arg2) { write_comp_data(KCOV_CMP_SIZE(3), arg1, arg2, _RET_IP_); } @@ -306,16 +306,17 @@ void notrace __sanitizer_cov_trace_const_cmp4(u32 arg1, u32 arg2) } EXPORT_SYMBOL(__sanitizer_cov_trace_const_cmp4); -void notrace __sanitizer_cov_trace_const_cmp8(u64 arg1, u64 arg2) +void notrace __sanitizer_cov_trace_const_cmp8(kcov_u64 arg1, kcov_u64 arg2) { write_comp_data(KCOV_CMP_SIZE(3) | KCOV_CMP_CONST, arg1, arg2, _RET_IP_); } EXPORT_SYMBOL(__sanitizer_cov_trace_const_cmp8); -void notrace __sanitizer_cov_trace_switch(u64 val, u64 *cases) +void notrace __sanitizer_cov_trace_switch(kcov_u64 val, void *arg) { u64 i; + u64 *cases = arg; u64 count = cases[0]; u64 size = cases[1]; u64 type = KCOV_CMP_CONST; |