China’s Nebula Matrix S1000 SmartNIC enters the Linux 7.4 kernel

On September 21, 2026 Nebula Matrix’s NBL driver was merged into net-next, clearing the way for mainline support of the 100 Gbps S1000 SmartNIC in Linux 7.4. Operators running these cards in cloud and HPC fleets should plan the move from the out-of-tree driver to the kernel.