diff options
| -rw-r--r-- | library/std/src/os/unix/io/mod.rs | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/library/std/src/os/unix/io/mod.rs b/library/std/src/os/unix/io/mod.rs index 06f47cbb31f..fd1394a0520 100644 --- a/library/std/src/os/unix/io/mod.rs +++ b/library/std/src/os/unix/io/mod.rs @@ -32,9 +32,9 @@ //! other code using that file descriptor. //! This list doesn't include `mmap`, since `mmap` does do a proper borrow of //! its file descriptor argument. That said, `mmap` is unsafe for other -//! reasons: it operates on raw pointers, and it has undefined behavior if the -//! underlying storage is mutated. Mutations may come from other processes, or -//! from the same process if the API provides `BorrowedFd` access, since as +//! reasons: it operates on raw pointers, and it can have undefined behavior if +//! the underlying storage is mutated. Mutations may come from other processes, +//! or from the same process if the API provides `BorrowedFd` access, since as //! mentioned earlier, `BorrowedFd` values may be used in APIs which provide //! safe access to any system call. Consequently, code using `mmap` and //! presenting a safe API must take full responsibility for ensuring that safe |