是否有可能在Linux内核中划分并使用双值？当我尝试:
typedef struct{
...
long long int sbe;
...
} connection;
hook_func(){
connection* found
...
uint32_t time_misec ..
uint32_t bytes_diff ..
...
double be = bytes_diff / time_misec;
found->sbe = be / 2 + found->sbe / 2;
...
}
我有错误:
WARNING: "__fixunsdfsi" [/home/kir/netfilter/hello.ko] undefined!
WARNING: "__adddf3" [/home/kir/netfilter/hello.ko] undefined!
WARNING: "__floatdidf" [/home/kir/netfilter/hello.ko] undefined!
WARNING: "__muldf3" [/home/kir/netfilter/hello.ko] undefined!
WARNING: "__floatunsidf" [/home/kir/netfilter/hello.ko] undefined!