tree: https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master head: 796b40c6171456274b02447e1dbbea97456403fe commit: 990672d48515ce09c76fcf1ceccee48b0dd1942b [42/60] crypto: ccp - Enable 3DES function on v5 CCPs config: arm64-allmodconfig (attached as .config) compiler: aarch64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 990672d48515ce09c76fcf1ceccee48b0dd1942b # save the attached .config to linux build tree make.cross ARCH=arm64 All warnings (new ones prefixed by >>): In file included from include/linux/byteorder/big_endian.h:4:0, from arch/arm64/include/uapi/asm/byteorder.h:20, from include/asm-generic/bitops/le.h:5, from arch/arm64/include/asm/bitops.h:50, from include/linux/bitops.h:36, from include/linux/kernel.h:10, from include/linux/list.h:8, from include/linux/module.h:9, from drivers/crypto/ccp/ccp-dev-v5.c:13: drivers/crypto/ccp/ccp-dev-v5.c: In function 'ccp5_perform_des3': include/uapi/linux/byteorder/big_endian.h:32:26: warning: large integer implicitly truncated to unsigned type [-Woverflow] #define __cpu_to_le32(x) ((__force __le32)__swab32((x))) ^ include/linux/byteorder/generic.h:87:21: note: in expansion of macro '__cpu_to_le32' #define cpu_to_le32 __cpu_to_le32 ^~~~~~~~~~~~~ >> drivers/crypto/ccp/ccp-dev-v5.c:436:28: note: in expansion of macro 'cpu_to_le32' CCP5_CMD_KEY_MEM(&desc) = cpu_to_le32(CCP_MEMTYPE_SB); ^~~~~~~~~~~ vim +/cpu_to_le32 +436 drivers/crypto/ccp/ccp-dev-v5.c 420 CCP_DES3_MODE(&function) = op->u.des3.mode; 421 CCP_DES3_TYPE(&function) = op->u.des3.type; 422 CCP5_CMD_FUNCTION(&desc) = cpu_to_le32(function.raw); 423 424 CCP5_CMD_LEN(&desc) = cpu_to_le32(op->src.u.dma.length); 425 426 CCP5_CMD_SRC_LO(&desc) = cpu_to_le32(ccp_addr_lo(&op->src.u.dma)); 427 CCP5_CMD_SRC_HI(&desc) = cpu_to_le32(ccp_addr_hi(&op->src.u.dma)); 428 CCP5_CMD_SRC_MEM(&desc) = cpu_to_le32(CCP_MEMTYPE_SYSTEM); 429 430 CCP5_CMD_DST_LO(&desc) = cpu_to_le32(ccp_addr_lo(&op->dst.u.dma)); 431 CCP5_CMD_DST_HI(&desc) = cpu_to_le32(ccp_addr_hi(&op->dst.u.dma)); 432 CCP5_CMD_DST_MEM(&desc) = cpu_to_le32(CCP_MEMTYPE_SYSTEM); 433 434 CCP5_CMD_KEY_LO(&desc) = cpu_to_le32(lower_32_bits(key_addr)); 435 CCP5_CMD_KEY_HI(&desc) = 0; > 436 CCP5_CMD_KEY_MEM(&desc) = cpu_to_le32(CCP_MEMTYPE_SB); 437 CCP5_CMD_LSB_ID(&desc) = cpu_to_le32(op->sb_ctx); 438 439 return ccp5_do_cmd(&desc, op->cmd_q); 440 } 441 442 static int ccp5_perform_rsa(struct ccp_op *op) 443 { 444 struct ccp5_desc desc; --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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