obtain a file descriptor that refers to a process NAME pidfd_open - obtain a file descriptor that refers to a process LIBRARY Standard C library ( libc , -...open and possibly create a file (extended) NAME openat2 - open and possibly create a file (extended) LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <fcntl.h> /* Defini…open and possibly create a file NAME open, openat, creat - open and possibly create a file LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <fcntl.h> int open(const char…open and possibly create a file NAME open, openat, creat - open and possibly create a file LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <fcntl.h> int open(const char…open and possibly create a file NAME open, openat, creat - open and possibly create a file LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <fcntl.h> int open(const char…...an be obtained in any of the following ways: • by opening a /proc/ pid directory; • using pidfd_open (2); or • via the PID file descriptor that is returned by a call to clone (2…...STANDARDS Linux. HISTORY Linux 5.6. NOTES For a description of PID file descriptors, see pidfd_open (2). The effect of pidfd_getfd () is similar to the use of SCM_RIGHTS message….../proc/ pid /ns/ directory (or a bind mount to such a link); • a PID file descriptor (see pidfd_open (2)). The nstype argument is interpreted differently in each case. fd refers …...prove system or application performance. The pidfd argument is a PID file descriptor (see pidfd_open (2)) that specifies the process to which the advice is to be applied. The po…...this information record object is no different to the pidfd that is returned when calling pidfd_open (2). Usage of this information record are for applications that may be inter…close all file descriptors in a given range NAME close_range - close all file descriptors in a given range LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #define _GNU_SOURCE /*…obtain handle for a pathname and open file via a handle NAME name_to_handle_at, open_by_handle_at - obtain handle for a pathname and open file via a handle LIBRARY Standard C libra…obtain handle for a pathname and open file via a handle NAME name_to_handle_at, open_by_handle_at - obtain handle for a pathname and open file via a handle LIBRARY Standard C libra…...fmonctl (2) 2.4 IA-64 only; removed in 5.10 pidfd_getfd (2) 5.6 pidfd_send_signal (2) 5.1 pidfd_open (2) 5.3 pipe (2) 1.0 pipe2 (2) 2.6.27 pivot_root (2) 2.4 pkey_alloc (2) 4.8 …create a child process NAME clone, __clone2, clone3 - create a child process LIBRARY Standard C library ( libc , -lc ) SYNOPSIS /* Prototype for the glibc wrapper function */ #defi…create a child process NAME clone, __clone2, clone3 - create a child process LIBRARY Standard C library ( libc , -lc ) SYNOPSIS /* Prototype for the glibc wrapper function */ #defi…create a child process NAME clone, __clone2, clone3 - create a child process LIBRARY Standard C library ( libc , -lc ) SYNOPSIS /* Prototype for the glibc wrapper function */ #defi…duplicate a file descriptor NAME dup, dup2, dup3 - duplicate a file descriptor LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> int dup(int oldfd ); int dup2(…duplicate a file descriptor NAME dup, dup2, dup3 - duplicate a file descriptor LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> int dup(int oldfd ); int dup2(…duplicate a file descriptor NAME dup, dup2, dup3 - duplicate a file descriptor LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> int dup(int oldfd ); int dup2(…