Man page - ioctl_fs(2)

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Manual

ioctl_fs

NAME
LIBRARY
SYNOPSIS
DESCRIPTION
Share some of the data of one file with another file
Operations for inode flags
Get or set a filesystem label
Get and/or clear page flags
RETURN VALUE
STANDARDS
SEE ALSO

NAME

ioctl_fs - filesystem operations

LIBRARY

Standard C library ( libc , -lc )

SYNOPSIS

#include <linux/fs.h> /* Definition of op constants */
#include <sys/ioctl.h>

int ioctl(int fd , unsigned long op , ...);

DESCRIPTION

The following op values are available.

Share some of the data of one file with another file

FICLONE (2const)
FICLONERANGE
(2const)
FIDEDUPERANGE
(2const)

Operations for inode flags

FS_IOC_GETFLAGS (2const)
FS_IOC_SETFLAGS
(2const)

Get or set a filesystem label

FS_IOC_GETFSLABEL (2const)
FS_IOC_SETFSLABEL
(2const)

Get and/or clear page flags

PAGEMAP_SCAN (2const)

RETURN VALUE

On success, a nonnegative value is returned. On error, -1 is returned, and errno is set to indicate the error.

STANDARDS

Linux.

SEE ALSO

ioctl (2)