system call list for file operations

[KnightChaser]

Index

• text "abc" (normal) for just listing
• text "abc" (bold) for prioritization
• text "abc" (bold with cancellation line) for done

1. FD lifecycle

   • open, openat, openat2 (a.k.a. open*)
   • close
   • dup, dup2, dup3 (a.k.a. dup*)
   • fcntl

2. read/write paths

   • read, write
   • pread64, pwrite64
   • readv, writev
   • preadv, pwritev
   • preadv2, pwritev2
   • sendfile, copy_file_range, splice/vmsplice/tee (zero-copy movers)

3. positioning & metadata

   • lseek
   • stat, fstat, lstat, newfstatat (fstatat)
   • statx
   • statfs, fstatfs

4. directory & link operations

   • getdents64
   • mkdir, mkdirat, rmdir
   • link, linkat, unlink, unlinkat, symlink, symlinkat, readlink, readlinkat
   • rename, renameat2

5. permissions & ownership

   • chmod, fchmod, fchmodat
   • chown, lchown, fchownat
   • umask

6. extended attributes & ACLs

   • setxattr, lsetxattr, fsetxattr
   • getxattr, lgetxattr, fgetxattr
   • listxattr, llistxattr, flistxattr
   • removexattr, lremovexattr, fremovexattr

7. space management & synchronization

   • truncate, ftruncate
   • fallocate
   • fsync, fdatasync, syncfs, sync, msync

8. polling, events on fds

   • poll, ppoll, select, pselect6
   • epoll_create1, epoll_ctl, epoll_wait
   • inotify_init1, inotify_add_watch, inotify_rm_watch
   • fanotify_init, fanotify_mark
   • eventfd, timerfd_create, timerfd_settime

9. mount, superuser filesystem operations (extra information..., if I have more time.)

   • mount, umount2
   • open_tree, move_mount, fsopen, fsconfig, fsmount, fspick
   • name_to_handler_at, open_by_handle_at
   • pivot_root