syscall.sh / hexagon / signalfd4

signalfd4

create a file descriptor for accepting signals

sys_signalfd4(int ufd, sigset_t *user_mask, size_t sizemask, int flags)
number74 (0x4a)
abicommon
entry pointsys_signalfd4
sinceLinux 3.7
man pagesignalfd4(2)
sourceelixir.bootlin.com

Registers

registervalue
r674, the syscall number
r0int ufd
r1sigset_t *user_mask
r2size_t sizemask
r3int flags
r0the return value

Then run trap0(#1) to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/hexagon/signalfd4