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ioctl_fs
Section: System Calls (2)Updated: 202-0-17
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NAME
ioctl_fs - filesystem operationsLIBRARY
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)