syscall.sh / arm / io_uring_register

io_uring_register

register files or user buffers for asynchronous I/O

sys_io_uring_register(unsigned int fd, unsigned int op, void *arg, unsigned int nr_args)
number427 (0x1ab)
abicommon
entry pointsys_io_uring_register
sinceLinux 5.1
man pageio_uring_register(2)
sourceelixir.bootlin.com

Registers

registervalue
r7427, the syscall number
r0unsigned int fd
r1unsigned int op
r2void *arg
r3unsigned int nr_args
r0the return value

Then run svc #0 to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/arm/io_uring_register