disassociate parts of the process execution context NAME unshare - disassociate parts of the pr......sets the caller's execution domain to the value specified by persona . Specifying persona as 0xffffffff provides a way of retrieving the current persona without changing it. A l…...ditional flags controlling the behavior of the operation: MNT_FORCE (since Linux 2.1.116) Ask the filesystem to abort pending requests before attempting the unmount. This may al…...ditional flags controlling the behavior of the operation: MNT_FORCE (since Linux 2.1.116) Ask the filesystem to abort pending requests before attempting the unmount. This may al…...ed. PROT_SEM (since Linux 2.5.7) The memory can be used for atomic operations. This flag was introduced as part of the futex (2) implementation (in order to guarantee the abilit…...ed. PROT_SEM (since Linux 2.5.7) The memory can be used for atomic operations. This flag was introduced as part of the futex (2) implementation (in order to guarantee the abilit…...n untyped pointer to memory. It's traditionally char * argp (from the days before void * was valid C), and will be so named for this discussion. An ioctl () op has encoded in it…...es, "ready"; that is, to see whether I/O becomes possible, or an "exceptional condition" has occurred on any of the file descriptors. This page provides background and tutorial …...s/stat.h> int statx(int dirfd , const char *restrict pathname , int flags , unsigned int mask , struct statx *restrict statxbuf ); DESCRIPTION This function returns information …...maphore of that set. (The semaphores in a set are numbered starting at 0.) This function has three or four arguments, depending on op . When there are four, the fourth has the t…...ile does not exist, it may optionally (if O_CREAT is specified in how.flags ) be created. As with openat (2), if pathname is a relative pathname, then it is interpreted relative…...ese system calls create a new ("child") process, in a manner similar to fork (2). By contrast with fork (2), these system calls provide more precise control over what pieces of …...ese system calls create a new ("child") process, in a manner similar to fork (2). By contrast with fork (2), these system calls provide more precise control over what pieces of …...ese system calls create a new ("child") process, in a manner similar to fork (2). By contrast with fork (2), these system calls provide more precise control over what pieces of …...s the caller to transmit multiple messages on a socket using a single system call. (This has performance benefits for some applications.) The sockfd argument is the file descrip…...ames a file, moving it between directories if required. Any other hard links to the file (as created using link (2)) are unaffected. Open file descriptors for oldpath are also u…...ames a file, moving it between directories if required. Any other hard links to the file (as created using link (2)) are unaffected. Open file descriptors for oldpath are also u…...ames a file, moving it between directories if required. Any other hard links to the file (as created using link (2)) are unaffected. Open file descriptors for oldpath are also u…...the caller to receive multiple messages from a socket using a single system call. (This has performance benefits for some applications.) A further extension over recvmsg (2) is …...809L Before glibc 2.10: _ATFILE_SOURCE DESCRIPTION link () creates a new link (also known as a hard link) to an existing file. If newpath exists, it will not be overwritten. Thi…