syscall.sh / x86 / _newselect

_newselect

synchronous I/O multiplexing

sys_select(int n, fd_set *inp, fd_set *outp, fd_set *exp, struct __kernel_old_timeval *tvp)
number142 (0x8e)
abii386
entry pointsys_select
sinceLinux 3.3
man page_newselect(2)
sourceelixir.bootlin.com

Registers

registervalue
eax142, the syscall number
ebxint n
ecxfd_set *inp
edxfd_set *outp
esifd_set *exp
edistruct __kernel_old_timeval *tvp
eaxthe return value

Then run int 0x80 to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/x86/_newselect