epoll_ctl on blackfin

control interface for an epoll file descriptor

sys_epoll_ctl(int epfd, int op, int fd, struct epoll_event *event)
number256 (0x100)
abicommon
kconfigCONFIG_EPOLL
familyepoll see the whole family on blackfin
entry pointsys_epoll_ctl
sinceLinux 3.3 or earlier (3.3 is the first release scanned for blackfin)
man pageepoll_ctl(2)
sourceelixir.bootlin.com

Registers

registervalue
P0256, the syscall number
R0int epfd
R1int op
R2int fd
R3struct epoll_event *event
R0the return value

Then run excpt 0 to enter the kernel.

This architecture was removed from the Linux kernel in Linux 4.17. The newest release with a syscall table here is Linux 4.16. The other removed architectures live on the historical architectures page.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/blackfin/epoll_ctl?kernel=all