cregit-Linux how code gets into the kernel

Release 4.12 include/uapi/linux/fcntl.h

#ifndef _UAPI_LINUX_FCNTL_H

#define _UAPI_LINUX_FCNTL_H

#include <asm/fcntl.h>


#define F_SETLEASE	(F_LINUX_SPECIFIC_BASE + 0)

#define F_GETLEASE	(F_LINUX_SPECIFIC_BASE + 1)

/*
 * Cancel a blocking posix lock; internal use only until we expose an
 * asynchronous lock api to userspace:
 */

#define F_CANCELLK	(F_LINUX_SPECIFIC_BASE + 5)

/* Create a file descriptor with FD_CLOEXEC set. */

#define F_DUPFD_CLOEXEC	(F_LINUX_SPECIFIC_BASE + 6)

/*
 * Request nofications on a directory.
 * See below for events that may be notified.
 */

#define F_NOTIFY	(F_LINUX_SPECIFIC_BASE+2)

/*
 * Set and get of pipe page size array
 */

#define F_SETPIPE_SZ	(F_LINUX_SPECIFIC_BASE + 7)

#define F_GETPIPE_SZ	(F_LINUX_SPECIFIC_BASE + 8)

/*
 * Set/Get seals
 */

#define F_ADD_SEALS	(F_LINUX_SPECIFIC_BASE + 9)

#define F_GET_SEALS	(F_LINUX_SPECIFIC_BASE + 10)

/*
 * Types of seals
 */

#define F_SEAL_SEAL	0x0001	
/* prevent further seals from being set */

#define F_SEAL_SHRINK	0x0002	
/* prevent file from shrinking */

#define F_SEAL_GROW	0x0004	
/* prevent file from growing */

#define F_SEAL_WRITE	0x0008	
/* prevent writes */
/* (1U << 31) is reserved for signed error codes */

/*
 * Types of directory notifications that may be requested.
 */

#define DN_ACCESS	0x00000001	
/* File accessed */

#define DN_MODIFY	0x00000002	
/* File modified */

#define DN_CREATE	0x00000004	
/* File created */

#define DN_DELETE	0x00000008	
/* File removed */

#define DN_RENAME	0x00000010	
/* File renamed */

#define DN_ATTRIB	0x00000020	
/* File changed attibutes */

#define DN_MULTISHOT	0x80000000	
/* Don't remove notifier */


#define AT_FDCWD		-100    
/* Special value used to indicate
                                           openat should use the current
                                           working directory. */

#define AT_SYMLINK_NOFOLLOW	0x100   
/* Do not follow symbolic links.  */

#define AT_REMOVEDIR		0x200   
/* Remove directory instead of
                                           unlinking file.  */

#define AT_SYMLINK_FOLLOW	0x400   
/* Follow symbolic links.  */

#define AT_NO_AUTOMOUNT		0x800	
/* Suppress terminal automount traversal */

#define AT_EMPTY_PATH		0x1000	
/* Allow empty relative pathname */


#define AT_STATX_SYNC_TYPE	0x6000	
/* Type of synchronisation required from statx() */

#define AT_STATX_SYNC_AS_STAT	0x0000	
/* - Do whatever stat() does */

#define AT_STATX_FORCE_SYNC	0x2000	
/* - Force the attributes to be sync'd with the server */

#define AT_STATX_DONT_SYNC	0x4000	
/* - Don't sync attributes with the server */


#endif /* _UAPI_LINUX_FCNTL_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
David Howells13080.75%266.67%
David Herrmann3119.25%133.33%
Total161100.00%3100.00%
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