...space The default operation (i.e., mode is zero) of fallocate () allocates the disk space within the range specified by offset and len . The file size (as reported by stat (2)) …...t most one of, the flags FAN_MARK_MOUNT or FAN_MARK_FILESYSTEM can be used in conjunction with FAN_MARK_FLUSH . mask is ignored. If none of the values above is specified, or mor…...s has the form: name [ = value [ , value ...]] The parameter name is one of those defined within the module using module_param () (see the Linux kernel source file include/linux…...s has the form: name [ = value [ , value ...]] The parameter name is one of those defined within the module using module_param () (see the Linux kernel source file include/linux…...hoice of which operation to perform is determined by testing the bits set in mountflags , with the tests being conducted in the order listed here: • Remount an existing mount: m…...e specified file descriptors from any other processes before closing them, avoiding races with other threads sharing the file descriptor table. RETURN VALUE On success, close_ra…...perform a corresponding I/O operation (e.g., read (2), or a sufficiently small write (2)) without blocking. fd_set A structure type that can represent a set of file descriptors.…...perform a corresponding I/O operation (e.g., read (2), or a sufficiently small write (2)) without blocking. fd_set A structure type that can represent a set of file descriptors.…...perform a corresponding I/O operation (e.g., read (2), or a sufficiently small write (2)) without blocking. fd_set A structure type that can represent a set of file descriptors.…...advice or directions to the kernel about the address range beginning at address addr and with size length . madvise () only operates on whole pages, therefore addr must be page-…...memory-mapped files or shared memory regions. MCL_ONFAULT (since Linux 4.4) Used together with MCL_CURRENT , MCL_FUTURE , or both. Mark all current (with MCL_CURRENT ) or future…...memory-mapped files or shared memory regions. MCL_ONFAULT (since Linux 4.4) Used together with MCL_CURRENT , MCL_FUTURE , or both. Mark all current (with MCL_CURRENT ) or future…...memory-mapped files or shared memory regions. MCL_ONFAULT (since Linux 4.4) Used together with MCL_CURRENT , MCL_FUTURE , or both. Mark all current (with MCL_CURRENT ) or future…...memory-mapped files or shared memory regions. MCL_ONFAULT (since Linux 4.4) Used together with MCL_CURRENT , MCL_FUTURE , or both. Mark all current (with MCL_CURRENT ) or future…...memory-mapped files or shared memory regions. MCL_ONFAULT (since Linux 4.4) Used together with MCL_CURRENT , MCL_FUTURE , or both. Mark all current (with MCL_CURRENT ) or future…...len , unsigned int flags ); DESCRIPTION splice () moves data between two file descriptors without copying between kernel address space and user address space. It transfers up to…...goff , int flags ); DESCRIPTION Note : this system call was marked as deprecated starting with Linux 3.16. In Linux 4.0, the implementation was replaced by a slower in-kernel em…...ON msgctl () performs the control operation specified by op on the System V message queue with identifier msqid . The msqid_ds data structure is defined in <sys/msg.h> as follow…...tes a new logical context for an SPU in pathname and returns a file descriptor associated with it. pathname must refer to a nonexistent directory in the mount point of the SPU f…...ueue. (Placing the queue in nonblocking mode is useful for emptying the queue of messages without blocking once it is empty.) RETURN VALUE On success mq_notify () returns 0; on …