syscall.sh / arm / vmsplice

vmsplice

splice user pages to/from a pipe

sys_vmsplice(int fd, const struct iovec *iov, unsigned long nr_segs, unsigned int flags)
number343 (0x157)
abicommon
entry pointsys_vmsplice
sinceLinux 4.10
man pagevmsplice(2)
sourceelixir.bootlin.com

Registers

registervalue
r7343, the syscall number
r0int fd
r1const struct iovec *iov
r2unsigned long nr_segs
r3unsigned int flags
r0the 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/arm/vmsplice