2acfae37f6
Implement XADD eBPF instruction using STADD arm64 instruction. If the given platform does not have atomics support, use LDXR and STXR pair for critical section instead of STADD. Signed-off-by: Jerin Jacob <jerinj@marvell.com> Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>