syscall.sh / alpha / pidfd_send_signal

pidfd_send_signal

send a signal to a process specified by a file descriptor

sys_pidfd_send_signal(int pidfd, int sig, siginfo_t *info, unsigned int flags)
number534 (0x216)
abicommon
entry pointsys_pidfd_send_signal
sinceLinux 5.1
man pagepidfd_send_signal(2)
sourceelixir.bootlin.com

Registers

registervalue
v0534, the syscall number
a0int pidfd
a1int sig
a2siginfo_t *info
a3unsigned int flags
v0the return value

Then run callsys to enter the kernel.

Same syscall on other architectures

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