On 02/06/18(Sat) 04:27, Martin Pieuchot wrote: > CVSROOT: /cvs > Module name: src > Changes by: m...@cvs.openbsd.org 2018/06/02 04:27:43 > > Modified files: > sys/kern : kern_exec.c exec_script.c kern_descrip.c > kern_event.c tty_pty.c sys_pipe.c > uipc_syscalls.c vfs_syscalls.c > sys/sys : filedesc.h file.h > > Log message: > Put file descriptors on shared data structures when they are completely > setup. > > LARVAL fd still exist, but they are no longer marked with a flag and no > longer reachable via `fd_ofiles[]'. This allows us to simplifies a lot > code grabbing new references to fds. > > All of this is now possible because dup2(2) refuses to clone LARVAL fds. > > Note that the `fdplock' could now be release in all open(2)-like syscalls, > just like it is done in accept(2). > > With inputs from Mathieu -, visa@, guenther@ and art@ > > ok visa@, bluhm@
and tedu@ as well :)
