| use crate::{backend, io}; |
| use backend::fd::AsFd; |
| use backend::fs::types::Advice; |
| |
| /// `posix_fadvise(fd, offset, len, advice)`—Declares an expected access |
| /// pattern for a file. |
| /// |
| /// # References |
| /// - [POSIX] |
| /// - [Linux] |
| /// |
| /// [POSIX]: https://pubs.opengroup.org/onlinepubs/9699919799/functions/posix_fadvise.html |
| /// [Linux]: https://man7.org/linux/man-pages/man2/posix_fadvise.2.html |
| #[inline] |
| #[doc(alias = "posix_fadvise")] |
| pub fn fadvise<Fd: AsFd>(fd: Fd, offset: u64, len: u64, advice: Advice) -> io::Result<()> { |
| backend::fs::syscalls::fadvise(fd.as_fd(), offset, len, advice) |
| } |
