syscall.sh / parisc / rt_sigaction

rt_sigaction

examine and change a signal action

sys_rt_sigaction(int sig, const struct sigaction *act, struct sigaction *oact, size_t sigsetsize)
number174 (0xae)
abicommon
entry pointsys_rt_sigaction
sinceLinux 5.0
man pagert_sigaction(2)
sourceelixir.bootlin.com

Registers

registervalue
r20174, the syscall number
r26int sig
r25const struct sigaction *act
r24struct sigaction *oact
r23size_t sigsetsize
r28the return value

Then run ble 0x100(%sr2, %r0) to enter the kernel.

Same syscall on other architectures

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