syscall.sh / sh / io_cancel

io_cancel

cancel an outstanding asynchronous I/O operation

sys_io_cancel(aio_context_t ctx_id, struct iocb *iocb, struct io_event *result)
number249 (0xf9)
abicommon
entry pointsys_io_cancel
sinceLinux 5.0
man pageio_cancel(2)
sourceelixir.bootlin.com

Registers

registervalue
r3249, the syscall number
r4aio_context_t ctx_id
r5struct iocb *iocb
r6struct io_event *result
r0the return value

Then run trapa #31 to enter the kernel.

Same syscall on other architectures

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