syscall.sh / x32 / eventfd2

eventfd2

create a file descriptor for event notification

sys_eventfd2(unsigned int count, int flags)
number1073742114 (0x40000122)
abicommon
entry pointsys_eventfd2
sinceLinux 3.4
man pageeventfd2(2)
sourceelixir.bootlin.com

Registers

registervalue
rax1073742114, the syscall number
rdiunsigned int count
rsiint flags
raxthe return value

Then run syscall to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/x32/eventfd2