Module os 

Re-exports

pub use crate::kernel::*;

Functions

clone^⚠

clone with its arguments in the kernel’s order

dup2^⚠

dup2, by dup3: ARM64 has no dup2. dup3 refuses old == new, dup2 only looks whether old is open then

exit

fork^⚠

fork, by clone with only the child’s exit signal (SIGCHLD): ARM64 has no fork

pages_alloc^⚠

zeroed pages, or null

pages_free^⚠

Safety

poll^⚠

poll with the timeout in milliseconds (negative: none), by ppoll: ARM64 has no poll

rename^⚠

rename, replacing new, by renameat2 (renameat before Linux 3.15): ARM64 has no rename

syscall3^⚠

Safety

syscall6^⚠

Safety

write_fd

write_stderr

write_stdout

yield_now

give the rest of the time slice to another ready thread