diff options
Diffstat (limited to 'rust/kernel/debugfs/file_ops.rs')
| -rw-r--r-- | rust/kernel/debugfs/file_ops.rs | 43 |
1 files changed, 23 insertions, 20 deletions
diff --git a/rust/kernel/debugfs/file_ops.rs b/rust/kernel/debugfs/file_ops.rs index 8a0442d6dd7a..f15908f71c4a 100644 --- a/rust/kernel/debugfs/file_ops.rs +++ b/rust/kernel/debugfs/file_ops.rs @@ -1,14 +1,23 @@ // SPDX-License-Identifier: GPL-2.0 // Copyright (C) 2025 Google LLC. -use super::{BinaryReader, BinaryWriter, Reader, Writer}; -use crate::debugfs::callback_adapters::Adapter; -use crate::fmt; -use crate::fs::file; -use crate::prelude::*; -use crate::seq_file::SeqFile; -use crate::seq_print; -use crate::uaccess::UserSlice; +use super::{ + BinaryReader, + BinaryWriter, + Reader, + Writer, // +}; + +use crate::{ + debugfs::callback_adapters::Adapter, + fmt, + fs::file, + prelude::*, + seq_file::SeqFile, + seq_print, + uaccess::UserSlice, // +}; + use core::marker::PhantomData; #[cfg(CONFIG_DEBUG_FS)] @@ -126,8 +135,7 @@ impl<T: Writer + Sync> ReadFile<T> for T { llseek: Some(bindings::seq_lseek), release: Some(bindings::single_release), open: Some(writer_open::<Self>), - // SAFETY: `file_operations` supports zeroes in all fields. - ..unsafe { core::mem::zeroed() } + ..pin_init::zeroed() }; // SAFETY: `operations` is all stock `seq_file` implementations except for `writer_open`. // `open`'s only requirement beyond what is provided to all open functions is that the @@ -179,8 +187,7 @@ impl<T: Writer + Reader + Sync> ReadWriteFile<T> for T { write: Some(write::<T>), llseek: Some(bindings::seq_lseek), release: Some(bindings::single_release), - // SAFETY: `file_operations` supports zeroes in all fields. - ..unsafe { core::mem::zeroed() } + ..pin_init::zeroed() }; // SAFETY: `operations` is all stock `seq_file` implementations except for `writer_open` // and `write`. @@ -235,8 +242,7 @@ impl<T: Reader + Sync> WriteFile<T> for T { open: Some(write_only_open), write: Some(write_only_write::<T>), llseek: Some(bindings::noop_llseek), - // SAFETY: `file_operations` supports zeroes in all fields. - ..unsafe { core::mem::zeroed() } + ..pin_init::zeroed() }; // SAFETY: // * `write_only_open` populates the file private data with the inode private data @@ -288,8 +294,7 @@ impl<T: BinaryWriter + Sync> BinaryReadFile<T> for T { read: Some(blob_read::<T>), llseek: Some(bindings::default_llseek), open: Some(bindings::simple_open), - // SAFETY: `file_operations` supports zeroes in all fields. - ..unsafe { core::mem::zeroed() } + ..pin_init::zeroed() }; // SAFETY: @@ -343,8 +348,7 @@ impl<T: BinaryReader + Sync> BinaryWriteFile<T> for T { write: Some(blob_write::<T>), llseek: Some(bindings::default_llseek), open: Some(bindings::simple_open), - // SAFETY: `file_operations` supports zeroes in all fields. - ..unsafe { core::mem::zeroed() } + ..pin_init::zeroed() }; // SAFETY: @@ -369,8 +373,7 @@ impl<T: BinaryWriter + BinaryReader + Sync> BinaryReadWriteFile<T> for T { write: Some(blob_write::<T>), llseek: Some(bindings::default_llseek), open: Some(bindings::simple_open), - // SAFETY: `file_operations` supports zeroes in all fields. - ..unsafe { core::mem::zeroed() } + ..pin_init::zeroed() }; // SAFETY: |
