Hi Jason, I love your patch! Perhaps something to improve: [auto build test WARNING on net-next/master] url: https://github.com/0day-ci/linux/commits/Jason-A-Donenfeld/WireGuard-Secure-Network-Tunnel/20180916-043623 config: powerpc-canyonlands_defconfig (attached as .config) compiler: powerpc-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=7.2.0 make.cross ARCH=powerpc All warnings (new ones prefixed by >>): drivers/net/wireguard/send.c: In function 'packet_encrypt_worker': >> drivers/net/wireguard/send.c:320:1: warning: the frame size of 1136 bytes is larger than 1024 bytes [-Wframe-larger-than=] } ^ -- drivers/net/wireguard/receive.c: In function 'packet_decrypt_worker': >> drivers/net/wireguard/receive.c:520:1: warning: the frame size of 1136 bytes is larger than 1024 bytes [-Wframe-larger-than=] } ^ vim +320 drivers/net/wireguard/send.c 294 295 void packet_encrypt_worker(struct work_struct *work) 296 { 297 struct crypt_queue *queue = 298 container_of(work, struct multicore_worker, work)->ptr; 299 struct sk_buff *first, *skb, *next; 300 simd_context_t simd_context = simd_get(); 301 302 while ((first = ptr_ring_consume_bh(&queue->ring)) != NULL) { 303 enum packet_state state = PACKET_STATE_CRYPTED; 304 305 skb_walk_null_queue_safe (first, skb, next) { 306 if (likely(skb_encrypt(skb, PACKET_CB(first)->keypair, 307 simd_context))) 308 skb_reset(skb); 309 else { 310 state = PACKET_STATE_DEAD; 311 break; 312 } 313 } 314 queue_enqueue_per_peer(&PACKET_PEER(first)->tx_queue, first, 315 state); 316 317 simd_context = simd_relax(simd_context); 318 } 319 simd_put(simd_context); > 320 } 321 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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