include/linux/fs_stack.h

Source file repositories/reference/linux-study-clean/include/linux/fs_stack.h

File Facts

System
Linux kernel
Corpus path
include/linux/fs_stack.h
Extension
.h
Size
895 bytes
Lines
31
Domain
Core OS
Bucket
Core Kernel Interface
Inferred role
Core OS: implementation source
Status
source implementation candidate

Why This File Exists

Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef _LINUX_FS_STACK_H
#define _LINUX_FS_STACK_H

/* This file defines generic functions used primarily by stackable
 * filesystems; none of these functions require i_rwsem to be held.
 */

#include <linux/fs.h>

/* externs for fs/stack.c */
extern void fsstack_copy_attr_all(struct inode *dest, const struct inode *src);
extern void fsstack_copy_inode_size(struct inode *dst, struct inode *src);

/* inlines */
static inline void fsstack_copy_attr_atime(struct inode *dest,
					   const struct inode *src)
{
	inode_set_atime_to_ts(dest, inode_get_atime(src));
}

static inline void fsstack_copy_attr_times(struct inode *dest,
					   const struct inode *src)
{
	inode_set_atime_to_ts(dest, inode_get_atime(src));
	inode_set_mtime_to_ts(dest, inode_get_mtime(src));
	inode_set_ctime_to_ts(dest, inode_get_ctime(src));
}

#endif /* _LINUX_FS_STACK_H */

Annotation

Implementation Notes