---
title: flsll
framework: kernel
role: symbol
role_heading: Function
path: kernel/2869614-flsll
---

# flsll

## Declaration

```occ
int flsll(unsigned long long);
```

## See Also

### Non Quad Routines

- [fls](kernel/2869617-fls.md)
- [ffs](kernel/1441046-ffs.md)
- [ffsll](kernel/2869615-ffsll.md)