syscall.sh / arm / membarrier

membarrier

issue memory barriers on a set of threads

sys_membarrier(int cmd, unsigned int flags, int cpu_id)
number389 (0x185)
abicommon
entry pointsys_membarrier
sinceLinux 4.10
man pagemembarrier(2)
sourceelixir.bootlin.com

Registers

registervalue
r7389, the syscall number
r0int cmd
r1unsigned int flags
r2int cpu_id
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/membarrier