syscall.sh / xtensa / sendmmsg

sendmmsg

send multiple messages on a socket

sys_sendmmsg(int fd, struct mmsghdr *mmsg, unsigned int vlen, unsigned int flags)
number115 (0x73)
abicommon
entry pointsys_sendmmsg
sinceLinux 5.0
man pagesendmmsg(2)
sourceelixir.bootlin.com

Registers

registervalue
a2115, the syscall number
a6int fd
a3struct mmsghdr *mmsg
a4unsigned int vlen
a5unsigned int flags
a2the return value

Then run syscall to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/xtensa/sendmmsg