syscall.sh / s390x / process_vm_writev

process_vm_writev

transfer data between process address spaces

sys_process_vm_writev(pid_t pid, const struct iovec *lvec, unsigned long liovcnt, const struct iovec *rvec, unsigned long riovcnt, unsigned long flags)
number341 (0x155)
abicommon
entry pointsys_process_vm_writev
sinceLinux 4.16
man pageprocess_vm_writev(2)
sourceelixir.bootlin.com

Registers

registervalue
r1341, the syscall number
r2pid_t pid
r3const struct iovec *lvec
r4unsigned long liovcnt
r5const struct iovec *rvec
r6unsigned long riovcnt
r7unsigned long flags
r2the return value

Then run svc 0 to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/s390x/process_vm_writev